Karnataka Urban Water Supply And Drainage Board Tender

Earth work excavation by manual means for pipeline trenches (except building works) including depositing on bank with all lead including shoring, strutting, barricading, danger lighting and using sight rails and boning rods at every 100 metres wherever necessary as directed in disintegrated rock, soft rock, soft shale and medium hard rock comprising of Lime stone, sand stone hard shale, schiest, fissured rock without resorting to blasting with all lead and lift and as directed by the Engineer-in-charge. 0 to 2.00 M depth

-do- 2.00 to 4.00 M depth

-do- 4.00 to 6.00 M depth

Earth work excavation by manual means for pipeline trenches (except building works) including depositing on bank with all lead including shoring, strutting, barricading, danger lighting and using sight rails and boning rods at every 100 metres wherever necessary as directed in hard rock by chistelling with all lead and lift and as directed by the Engineer-in-charge. 0 to 2.00 M depth

-do- 2.00 to 4.00 M depth

-do- 4.00 to 6.00 M depth

Earth work excavation by manual means for pipeline trenches (except building works) including depositing on bank with all lead including shoring, strutting, barricading, danger lighting and using sight rails and boning rods at every 100 metres wherever necessary as directed in hard rock by controlled blasting with all lead and lift and as directed by the Engineer-in-charge. 0 to 2.00 M depth

-do- 2.00 to 4.00 M depth

-do- 4.00 to 6.00 M depth

Earth work excavation by manual means for pipeline trenches (except building works) including depositing on bank with all lead including shoring, strutting, barricading, danger lighting and using sight rails and boning rods at every 100 metres wherever necessary as directed in hard rock by blasting with all lead and lift as directed by the Engineer-in-charge. 0 to 2.00 M depth

-do- 2.00 to 4.00 M depth

-do- 4.00 to 6.00 M depth

Earthwork Excavation by Mechanical means/Machinery Earth work in excavation for pipeline trenches beyond 600 mm trench width as per drawing and technical specification, including setting out, construction of shoring, strutting, barricading, danger lighting, bracing, using sight rails & boning rods at every 100 mtrs whevere necessary as directed, removal of slumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required , utilising the available excavated earth locally for the work etc., complete. (Depth upto 3m) in Orinary soil/All soils / Hard soil with all lead and lift as directed by the Engineer-in-charge.

-do- Ordinary rock comprising of lime stone, sand stone, hard laterite, fissured rock, conglomerate or other soft or disintegrated rock which may be querried or split with crow bars. Boulders which do not require blasting having max. dia in any direction of more than 300mm; found lying loose on the surface or embedded in river bed, soil, talus, slope wash and terrace material of dissimilar origin. with all lead and lift as directed by the Engineer-in-charge. 0 to 3.00 m depth

-do- Hard rock - Any rock excavation by using mechanical plant / machinery with all lead and lift as directed by the Engineer-in-charge. 0 to 3.00 m depth

Supplying, lowering, laying, jointing, testing and commissioning glazed stoneware pipes conforming to IS 651:1992 with latest amendements, in all respects jointing with EPDM rubber rings (seals according to EN 681 & ASPM 425). Rubber seals joints, pipe will have groves in interior of sockets and exterior of the spigots. The rubber gaskets shall be prefixed at the factory by the manufacturer rigidly with approved glue to have leak proof joints including conveying of pipe to worksite and rolling and lowering into trenches into, laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of GSW pipes and specials, with rubber gaskets conforming to EN 681 and ASTM C - 425 including cleaning the socket and spigot with soap solutions and applying talcum powder for detecting then applying glue and before inserting of rubber gaskets, jacking and fixing in perfect condition including the cost of soap solution, talcum powder and glue etc., and giving necessary hydrualic test to the required pressure of water head with all lead and lifts including costing of jointing of materials and disposal off debris as directed etc., complete with all lead and lift as directed by the Engineer-in-charge. (Contractor will make his own arrangements for procuring for testing) for 150mm dia

-do- 200 mm dia

-do- 250 mm dia

Supplying Unplasticised PVC pipes conforming to IS 15328:2003 with latest amendments ended with integral sockets with ISI mark and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of UPVC pipes (with cost of elastomeric sealing rings) and specials (excluding cost of specials) with jointing of approved type, with all labour, with all lead & lift including encasing the pipe alround to a depth of not less than 15cms with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per ISS (contractor will make his own arrangements for procuring water for testing) with all lead and lift as directed by the Engineer-in-charge. 160 mm dia SN 8 - Ring tite

-do- 200 mm dia SN 8 - Ring tite

-do- 250 mm dia SN 8 - Ring tite

Supplying of Class SN 8 Double wall corrugated (external annual corrugated & smooth internal wall) (DWC) piping system with integral socket as per IS16098 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations including cost of rubber rings and cuts of pipes wherever necessary including jointing with all labour, all lead & lift including encasing the pipe alround to a depth of not less than 15cms with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per ISS (contractor will make his own arrangements for procuring water for testing). with all lead and lift as directed by the Engineer-in-charge. 150mm dia

-do- 200 mm dia

Supplying, lowering, laying, fixing, testing and commissioning S.W. junction pipes, conforming to IS 651:1992 with latest amendements, of following sizes including conveying to worksite and caulking with hemp dipped in tar cement and jointing with C.M. 1:1� perfect linking curing for 10 days, and testing with water, with all lead and lift including cost of jointing materials etc., complete. (contractor will make his own arrangements for procuring water for testing). with all lead and lift as directed by the Engineer-in-charge. 150 mm x 100 mm dia

200 mm x 100 mm. dia

250 mm x 100 mm. dia

Supplying Unplasticised PVC Junction pipes conforming to IS 15328:2003 with latest amendments with ISI mark and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of UPVC pipeswith all labour, with all lead & lift including encasing the pipe alround to a depth of not less than 15cms with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per ISS SN 8 Ring tite. (contractor will make his own arrangements for procuring water for testing). with all lead and lift as directed by the Engineer-in-charge. 150 x 150 x 100 mm dia

-do- 200 x 200 x 100 mm dia

-do- 250 x 250 x 100 mm dia

Supplying S&S RCC spun pipes NP-3 class conforming to IS 458:1988 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level including loading and unloading at both destinations and jointing of pipes and specials (excluding cost of specials) including perfect linking of joints with jack to correct position including cost of jointing materials ie., rubber rings confirming to IS for S&S RCC pipes with all lead & lift & as directed and giving necessary hydraulic test to the required pressure as per ISS and testing & commissioning (contractor will make his own arrangements for procuring water for testing) (For UGD works the pipe shall be manufactured using Sulphate Resistant Cement (SRC only) with all lead and lift as directed by the Engineer-in-charge. 300 mm dia S&S NP3 Class RCC pipes

-do- 400 mm dia S&S NP3 Class RCC pipes

-do- 450 mm dia S&S NP3 Class RCC pipes

Providing and constructing of machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15 Mtr. alround the chamber and brick masonry in C.M. 1:4 plaster with bricks of approved quality and CM plaster 1:3 proportion 12mm thick inside and outside except for the conical surface outside where the thickness of plaster shall be 20 mm thick, with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20 mm and down size including supplying and fixing SFRC machinehole frame and cover confirming to IS 12592 (Part-I): 1988 & IS 12592 (Part-II): 1991 with latest ammendments in CC 1:2:4, supplying and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing, barricading, danger lighting, pouring tar over M.H. frame and cover, cost of tar, shoring, strutting, dewatering, engraving machinehole No. on the inner and outer conical surface etc. as per the drawing with all lead and lift for various diameters and depths noted below. with table moulded bricks of approved quality and medium duty SFRC machinehole frame and cover for 1.20 Mtr. dia. with all lead and lift as directed by the Engineer-in-charge. 1.00 Mtr Depth

-do- 1.10 Mtr Depth

-do- 1.20 Mtr Depth

-do- 1.30 Mtr Depth

-do- 1.40 Mtr Depth

-do- 1.50 Mtr Depth

-do- 1.60 Mtr Depth

-do- 1.70 Mtr Depth

-do- 1.80 Mtr Depth

-do- 1.90 Mtr Depth

-do- 2.00 Mtr Depth

-do- 2.10 Mtr Depth

-do- 2.20 Mtr Depth

-do- 2.30 Mtr Depth

Providing and constructing of machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15 Mtr. alround the chamber and brick masonry in C.M. 1:4 plaster with bricks of approved quality and CM plaster 1:3 proportion 12mm thick inside and outside except for the conical surface outside where the thickness of plaster shall be 20 mm thick, with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20 mm and down size including supplying and fixing SFRC machinehole frame and cover confirming to IS 12592 (Part-I): 1988 & IS 12592 (Part-II): 1991 with latest ammendments in CC 1:2:4, supplying and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing, barricading, danger lighting, pouring tar over M.H. frame and cover, cost of tar, shoring, strutting, dewatering, engraving machinehole No. on the inner and outer conical surface etc. as per the drawing with all lead and lift for various diameters and depths noted below.with table moulded bricks of approved quality and heavy duty SFRC machinehole frame and cover for 1.20 Mtr. dia with all lead and lift as directed by the Engineer-in-charge. 1.00 Mtr Depth

-do- 1.10 Mtr Depth

-do- 1.20 Mtr Depth

-do- 1.30 Mtr Depth

-do- 1.40 Mtr Depth

-do- 1.50 Mtr Depth

-do- 1.60 Mtr Depth

-do- 1.70 Mtr Depth

-do- 1.80 Mtr Depth

-do- 1.90 Mtr Depth

-do- 2.00 Mtr Depth

-do- 2.10 Mtr Depth

-do- 2.20 Mtr Depth

-do- 2.30 Mtr Depth

Providing and constructing of machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15 Mtr. alround the chamber and brick masonry in C.M. 1:4 plaster with bricks of approved quality and CM plaster 1:3 proportion 12mm thick inside and outside except for the conical surface outside where the thickness of plaster shall be 20 mm thick, with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20 mm and down size including supplying and fixing SFRC machinehole frame and cover confirming to IS 12592 (Part-I): 1988 & IS 12592 (Part-II): 1991 with latest ammendments in CC 1:2:4, supplying and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing, barricading, danger lighting, pouring tar over M.H. frame and cover, cost of tar, shoring, strutting, dewatering, engraving machinehole No. on the inner and outer conical surface etc. as per the drawing with all lead and lift for various diameters and depths noted below. with table moulded bricks of approved quality and medium duty SFRC machinehole frame and cover for 1.50 Mtr.dia with all lead and lift as directed by the Engineer-in-charge. 2.40 Mtr Depth

-do- 2.50 Mtr Depth

-do- 2.60 Mtr Depth

-do- 2.70 Mtr Depth

-do- 2.80 Mtr Depth

-do- 2.90 Mtr Depth

-do- 3.00 Mtr Depth

-do- 3.10 Mtr Depth

-do- 3.20 Mtr Depth

-do- 3.30 Mtr Depth

-do- 3.40 Mtr Depth

-do- 3.50 Mtr Depth

-do- 3.60 Mtr Depth

-do- 3.70 Mtr Depth

-do- 3.80 Mtr Depth

-do- 3.90 Mtr Depth

-do- 4.00 Mtr Depth

-do- 4.10 Mtr Depth

-do- 4.20 Mtr Depth

-do- 4.30 Mtr Depth

-do- 4.50 Mtr Depth

-do- 4.70 Mtr Depth

Providing and constructing of machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15 Mtr. alround the chamber and brick masonry in C.M. 1:4 plaster with bricks of approved quality and CM plaster 1:3 proportion 12mm thick inside and outside except for the conical surface outside where the thickness of plaster shall be 20 mm thick, with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20 mm and down size including supplying and fixing SFRC machinehole frame and cover confirming to IS 12592 (Part-I): 1988 & IS 12592 (Part-II): 1991 with latest ammendments in CC 1:2:4, supplying and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing, barricading, danger lighting, pouring tar over M.H. frame and cover, cost of tar, shoring, strutting, dewatering, engraving machinehole No. on the inner and outer conical surface etc. as per the drawing with all lead and lift for various diameters and depths noted below. with table moulded bricks of approved quality and heavy duty SFRC machinehole frame and cover for 1.50 Mtr. dia. with all lead and lift as directed by the Engineer-in-charge. 2.40 Mtr Depth

-do- 2.50 Mtr Depth

-do- 2.60 Mtr Depth

-do- 2.70 Mtr Depth

-do- 2.80 Mtr Depth

-do- 2.90 Mtr Depth

-do- 3.00 Mtr Depth

-do- 3.10 Mtr Depth

-do- 3.20 Mtr Depth

-do- 3.30 Mtr Depth

-do- 3.40 Mtr Depth

-do- 3.50 Mtr Depth

-do- 3.60 Mtr Depth

-do- 3.70 Mtr Depth

-do- 3.80 Mtr Depth

-do- 3.90 Mtr Depth

-do- 4.00 Mtr Depth

-do- 4.10 Mtr Depth

-do- 4.20 Mtr Depth

-do- 4.30 Mtr Depth

-do- 4.50 Mtr Depth

-do- 4.70 Mtr Depth

Providing and constructing of RCC circular machinehole chambers conical in shape at top with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15 mtr allround the chamber and RCC floor slab 1:1.5:3 of 150mm thick RCC vertical side wall 1:1.5:3 of 200 mm thick at top with 1 to 6 slope in the concrete towards the central drain, finished smooth and fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size including supplying and fixing SFRC heavy duty machinehole frame and cover confirming to IS 12592 ( Part-I) : 1988 and IS 12592( Part-II) ; 1991 with latest Amendments in CC 1:2:4 plastering 12mm thk exposed faces supplying and fixing of plastic foot steps staggered at 30cms apart as directed, watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, struting, dewatering, engraving machinehole No on machinehole top and at inner conical surface, providing reinforcement of 10mm dia at 150mm c/c for Main bars and 8mm dia at 150mm c /c for distribution bars etc as per the drawing with all lead and lift for various diameters and depths noted below including cost of steel, Materials, HOM of machinaries Etc., complete with all lead and lift as directed by Engineer Incharge for 1.20 mtr dia, 1.0 mtr depth, RCC machinehole with medium duty machinehole cover

-do- 1.20 mtr dia, 1.0 mtr depth, RCC machinehole with Heavy duty machinehole cover.

-do- 1.20 mtr dia, 2.0 mtr depth, RCC machinehole with medium duty machinehole cover.

-do- 1.20 mtr dia, 2.0 mtr depth, RCC machinehole with Heavy duty machinehole cover.

-do- 1.50 mtr dia, 3.0 mtr depth, RCC machinehole with medium duty machinehole cover.

-do- 1.50 mtr dia, 3.0 mtr depth, RCC machinehole with Heavy duty machinehole cover.

-do- 1.50 mtr dia, 4.0 mtr depth, RCC machinehole with medium duty machinehole cover.

-do- 1.50 mtr dia, 4.0 mtr depth, RCC machinehole with Heavy duty machinehole cover.

-do- 1.50 mtr dia, 5.0 mtr depth, RCC machinehole with medium duty machinehole cover.

-do- 1.50 mtr dia, 5.0 mtr depth, RCC machinehole with Heavy duty machinehole cover.

Providing and fixing cast iron soil pipe for ventilating shaft 5 metres high with specials and cowl and with suitable grips in C.C. 1:2:4 pillar using 10mm to 20mm graded hard granite/trap/basalt or any other approved metal with 15 cms thick C.C. around upto 1.22 meters above the G.L. and with a foundation base of 90x90x90 cms plastered with 12mm thick CM 1:3 to all exposed faces and linking the shaft to the machinehole by means of 15cm dia. S. W. pipes and specials, jointing, with tar dipped hemp 1:1� C.M. caulking, curing, with all lead & lifts. for all materials earth work excavation and refilling in all strata, and disposal of surplus earth as directed with all lead and lifts, etc. complete.with 150 mm Dia shaft

Refilling pipeline trenches and foundation with selected available earth from trench excavation and foundation including watering, consolidation in layers of 15 cms., thickness with Vibro Rollers including disposing off the surplus earth with all lead and lift as drected by the Engineer-in-charge

Cutting road surface for pipeline trenches and disposing off the excavated stuff with all lead and lift as directed including barricading danger lighting etc.,as directed by the Engineer-in-charge. For Macadam Road.

-do- For Asphalt Road.

-do- For Cement Concrete Road

Providing, laying, spreading and compacting crushed stone aggregates of granite / trap / basalt to wet mix macadam specifications including pre mixing the material with water at OMC in mechanical mix plant carriage of mixed materials of tipper to site, laying in uniform layers with paver in sub-base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density complete as per specifications with all lead and lift and as directed by the Enginer-in-charge.

Providing and applying tack coat using 80/100 grade bitumen(VG10) on granular base such as WBM surfaces hot bitumen primed at 4 kg per 10 sqm, heating bitumen in boiler fitted with spray set ( excluding cleaning of road surface ) including cost of all materials, labour, HOM of machineries complete as per specifications with all lead and lift and as directed by the Enginer-in-charge.

Providing & laying bituminous macadam on prepared surface with crushed coarse aggregates as per design mix formula for base/binding course including loading of aggregates with F.E. loader, hot mixing of stone aggregates & bitumen in hot mix plant transporting the mixed material in tipper to paver & laying mixed material with paver finisher to the required level & grade, rolling by smooth wheeled, vibratory and tandem rollers to achieve the desired density but excluding cost of primer/ tack coat and including lead, lift and cost of all materials, labour, HOM complete as per specifications.MORTH V Revision with all lead and lift as directed by the Engineer-in-charge using 120 TPH capacity Asphalt batch mix plant with sensor paver Gr-1 (80mm to 100mm) with 3.3% VG-30 Bitumen.

Providing and laying semi dense bituminous concrete using crushed aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site, laying with a paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 508 complete in all respects complete as per specifications with all lead and lift as directed by Engineer Incharge. using 120 TPH capacity Asphalt batch mix plant with sensor paver Gr-I (35 mm to 40 mm) with 4.5 % VG-30 Bitumen

Construction of Rolled Cement Concrete mix 1: 4:8 OPC cement @180kgs, with 25mm and down size graded granite metal coarse aggregate at 0.85cum and fine aggregates @0.57cum base course with coarse and fine aggregate conforming to IS:383, aggregate cement ratio 12:1 and minimum cement content of 180kg/cum, aggregate gradation to be as per Table 600-4 after blending, mixing in batching plant at optimum moisture content, transporting to site, laying with a paver with electronic sensor, compacting with 8-10 tonnes smooth wheeled vibratory roller to achieve, the designed flexural strength, finishing and curing complete as per specifications with all lead and lift as directed by Engineer Incharge.

Removing and resetting of footpath slab complete as per specifications with all lead and lift as directed by Engineer Incharge.

Removing BS slab of drain and stacking complete as per specifications with all lead and lift as directed by Engineer Incharge.

Removing and Refixing stone slabs of drains and pointing in CM 1:3 complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing course sand bedding for the pipe line trenches including watering and consolidation by punners etc., complete with all lead and lift and as directed by Engineer Incharge.(in Black Cotton soil and rock reaches).

Providing murrum/gravel bedding for the pipe line trenches including watering and consolidation by punners etc., complete with all lead and lift as directed by Engineer Incharge.(in Black Cotton soil and rock reaches).

Dismantling Size stone masonry in Clay Mortor and stacking the size stone within a radius of 50m and removing the debris to a distance upto 200m. Including cost of material, labour, HOM complete as per specifications with all lead and lift as directed by Engineer Incharge.

Dismantling burnt brick masonry in Clay mortar/ lime mortar/ cement mortar and stacking the bricks within a radius of 50m and removing the debris to a distance upto 200m . Including cost of material, labour, HOM complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and constructing granite/ trap/ basalt Size stone masonry in foundation with cement motar 1:6, stone hammered dressed in courses not less than 20cms high, bond stones at 2 m. apart in each course including cost of materials , labour, curing complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Supplying Ductile Iron pipes conforming to IS 8329:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of DI pipes and specials, (excluding cost of specials) with rubber gaskets including cleaning the socket and spigot ends with soap solution and applying soft soap to the spigot and socket ends before insertion of rubber gaskets, jacking and fixing in perfect conditions including cost of soap solution, soft soap, waste etc. and giving necessary hydraulic test to the required pressure as per ISS with all lead and lift including cost of jointing materials. (contractor will make his own arrangements for procuring water for testing). NOTE: In sewerage projects, High Alumina Cement (HAC) is permitted for internal cement mortor lining (CML) of DI pipes as recommended in Annexure B, Clause 16.3 of IS 8329:2000 in place of Slag or Sulphate Resistance Cement (SRC) complete as per specifications with all lead and lift and as directed by Engineer Incharge. for 100mm dia K-7

-do- 150mm K-7 Class

-do- 200mm K-7 Class

-do- 250mm K-7 Class

Supplying and fixing of DI specials with ISI mark conforming to IS 9523 / 2000 suitable for jointing 100 mm to 600 mm dia DI pipes coated with rust prevention coatings as below: A) External coating: a) Metalic zinc with finishing layer of bituminous as per Annexure "A" of IS:9523/2000. b) Zinc rich paint with finishing layer of bituminous as per Annexure "A" of IS:9523 / 2000 c) Bituminous pain as per Annexure "C" of IS:9523 / 2000 B) Internal Lining: a) Portaland Cement (with or without additives) mortar as per Annexure - "B" of IS:9523/2000 b) Cement Mortar with coat coat as per Annexure "B" of IS:9523 / 2000 c) Bituminous pain as per Annexure "C" of IS:9523 / 2000 complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Manufacturing, providing, transporting, rolling, lowering, laying and jointing, testing and commissioning of MS specials of minimum 8 mm thick conforming to IS 7322:1985 with latest amendments, perfect linking and welding of joints to correct position including cost and conveyance of materials with all lead and lifts, cost of all labour and giving satisfactory hydraulic test as per IS 3589:2001 with latest amendments for test pressure and working pressure both at factory and site etc., complete as per detailed specifications with inside lining two coats of food grade epoxy painting of approved make with each coat of 250 micron, thick (after dry) over one coat of food grade epoxy primer of approved make with minimum of 50 micron thick (after dry) and outside 25mm thick coating in CM 1:3 by providing 50x50mm weld mesh including loading and unloading of pipes for the following category to suit PSC/ MS/ CI/ AC/ DI/ PVC pipes. The weight of the MS shell only be considered before lining and coating for arriving at the rate.The thickness of plate will be specified by the engineer. (contractor will make his own arrangements for procuring water for testing). For bends, tail pieces, Reducers, Test gaps and Tees upto and inclusve of 500mm dia of pipe. Note: 1) For small works where the C.M. lining is not practicable for inside surface of the pipe, food grade expoxy painting of two coat over one coat of epoxy primer may be proposed and got approved. 2) The above rates are applicable only for pipe works complete as per specifications with all lead and lift as directed by Engineer Incharge.

Supplying PVC/ Ringtite pipes confirming to IS 4985 : 2000 with latest amendments and conveying to works site, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destination and cuts of pipes wherever necessary including jointing of PVC pipes and specials (excluding cost of specials) with jointing of approved type, with all labour, with all lead and lift including encasing the pipe alround to a depth of not less than 15 cms with soft gravel or selected earth available from the excavation etc., complete and giving necessary hydraulic test to the required pressure as per ISS (contractor will make his own arrangement for procuring water for testing) complete as per specifications with all lead and lift as directed by Engineer Incharge for 25 mm dia., 10 Kg/Cm2

-do- 32 mm dia., 10 Kg/Cm2

-do- 50 mm dia., 6 Kg/Cm2

-do- 63 mm dia., 6 Kg/Cm2

-do- 90 mm dia., 6 Kg/Cm2

-do- 110 mm dia., 6 Kg/Cm2

Providing, jointing, fixing ISI approved PVC specials 6 Kg/cm2 Class of Molded type fabricated type confirming to IS 7834/1987 and IS 10124/1988 respectively with latest amendments suitable for PVC pipes of 6Kg/cm2 class of IS 4985/2000. for 63 mm dia and below bend of 30 degree/ 45 degreee/60 degree / 90 degree complete as per specification with all lead & lift and as directed by Engineer Incharge.

-do- for 90 mm dia of bend of 30 degree/45 degreee/ 60 degree / 90 degree

-do - for 110 mm dia bend of 30 degree/ 45 degreee/60 degree / 90 degree

Providing and laying reinforced cement concrete pipe NP2 of 300mm dia for culverts including pointing ends, and fixing collars with cement mortar 1:2 including cost of materials, labour, HOM complete as per specifiations, curing complete as per specifications with all lead and lift and as directed by Engineer Incharge

Cleaning the night soil slush from the Septic Tank including cleaning, removing and disposing the same with all lead and lift etc.,complete complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Carting of excavated earth of all types upto 1.00 KM and re-carting back to the same site by vehicle including loading, unloading charges for to & fro, with all lifts and labour, HOM of machinary etc, complete after obtaining the approval of the Chief Engineer complete as per specifications and as directed by Engineer Incharge

Providing & Filling in foundation with granite / trap broken metal 100 mm. & down size, with approved sand including hand packing, ramming, watering, including cost of all materials & labour with all lead & lift. complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Providing & laying CC 1:1.5:3 proportion for foundation (Screed layer) with 20 mm & down size of approved gradation hard broken granite, trap, basalt or with any other approved hard aggregate including cost & conveyance of all materials with all lead & lift including plywood / steel form work, machine mixing, laying, tamping, cutting etc., complete as per specifications with all lead and lift as and directed by Engineer Incharge.

Providing and laying vibrated M30 design mix for RCC works with 20 mm and down size of approved gradation hard broken granite, basalt, trap or any other approved hard aggregate, including, cost and conveyance of all materials with all lead & lift, including plywood / steel form work, centering, scaffolding, cement mortar, plastering in C.M. 1:3 proportion, 20 mm. thick for inside with admixture of water proof compound of requisite proportion of approved quality including machine mixing, curing, making construction joints wherever necessary and giving satisfactory water proof testing etc, complete (excluding cost of reinforcement) for floor slab, resting on ground. (Contractor will make his own arrangement for procuring water for testing) (cement at 400kgs) complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Providing and laying vibrated M30 design mix using 20 mm and down size of approved gradation hard granite, basalt or trap broken metal including weigh batch plant mixing, shoring, strutting, plywood/ steel formwork, curing, etc complete with all lead for all materials, for well curb or of RCC cutting edge. For RCC steining below ground level complete as per specifications with all lead and lift and as directed by Engineer Incharge.

- do- Above GL upto 3.5 mt height

-do- Above 3.5 mt upto 7.0 mt height

Providing and laying vibrated M30 design mix for RCC work with 20 mm and down size of approved gradation hard broken granite, basalt, trap or any other approved hard aggregate including cost and conveyance of all materials with all lead and lift including weigh batch plant mixing, centreing plywood / steel form work, scaffolding tamping, curing, cement mortar plastering in C.M. 1:3 proportion 12 mm. thick for inside surface etc., complete. (excluding cost of reinforcement) for R.C.C. covering slab (Flat slab) (cement at 400kgs) complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Providing & fixing pull & push type rolling shutters of approved make out of 18 gauge, 75 mm wide cold rolled steel laths of convex corrugation, with side guides and bottom rail, with interlocking arrangements for steel laths by means of alternate clips, suspension shaft with High tension coil type springs two numbers, mounted on specially designed pipe shaft, with bracket plates, guide channels, ball bearing arrangements, for inside and outside locking with push and pull operations complete including pulling hooks, 4 nos handles with all fittings and accessories, painted with a coat of red lead paint (without top cover) cost of materials, labour, HOM of machinery complete as per specifications. Shutter size 3.0 x 2.8 m. complete and as per specifications with all lead and lift as directed by Engineer Incharge.

Providing & fixing top covers made out of 20 gauge M.S sheet over pull & push rolling shutters bent to shape including cost of redlead primer coat of painting, materials, labour, HOM of machinery complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing & fixing in position aluminium section using anodized to 12-15 microns windows & ventilators as per approved drawing with sliding shutters using double track window frame section of size 61.85 x 31.75 mm with 1.2 mm thick, bottom section weight 0.695kg/m, sides & top sections 1.3mm thick weight 0.659kg/m & shutter comprising top & bottom section of size 40 x 18mm, 1.25mm thick 0.417 kg/m, shutter outer side 40 x 18mm, 1.25mm thcik weight 0.417 kg/m shutter interlock section 40 x 26.7 mm, 1.1 mm thick, weight 0.469 kg/m the shutters mounted on nylon rollers with approved quality of fixtures such as aluminiun handles, tower bolts etc., and Providing & fixing 5.5mm thick plain glass for shutters fitted with rubber beading aluminium sections anodised 12 to 15 microns, including cutting to required length, joints mitred subdividing the frame tenonned and rivetted in the assembled frame stiffened with end clips at corners angles etc., & fixed to the walls, lintels, floor beams/cills as the case may be with necessay steel screws, raul plugs, or teak wood gatties including cutting masonry or concrete & making good the original surface using cement mortar, aluminium sections pretreated for removal of any specification with all lead and lift and as directed by Engineer Incharge.

Supply & Labour charges for fabrication tor steel bars of all sizes for reinforcement of RCC works including conveying steel to workspot with all lead including cleaning straighteing, bending, fabricating, placing in position, tieing as per designs including cost of binding wire hoisting all lift etc., complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Providing & laying in position reinforced cement concrete of design Mix M20 with OPC @24kgs, with 12mm and down size graded granite metal coarse aggregates @ 0.05175cum and fine aggregates @0.0345cum, with super plasticisers @ 0.225lts, machine mixed, well compacted for plain chajja of 7.5 Cms. average thickness, upto ground floor level, including cost of all materials, labour, HOM finishing, curing, complete but excluding cost of reinforcement as per specifications complete with all lead and lift as directed by Engineer Incharge.

Providing & laying in position reinforced cement concrete of design Mix M20 with OPC @ 320kgs, with 20mm and down size graded granite metal coarse aggregates @ 0.69cum and fine aggregates @0.460cum, with super plasticisers @ 3lts confirming to IS 9103-1999 reaffirmed-2008 , machine mixed, concrete laid in layers not exceeding 15cms thick, vibrated for all works in foundation for footings, pedstals, retaining walls, return walls, walls( any thickness) including attached pilasters , plinth, columnspillars, posts, struts, buttresses, bedblocks, anchor blocks and plinths etc., including cost of all materials, labour, HOM of machinery, curing, complete but excluding cost of reinforcement as per specifications, with all lead and lift and as directed by Engineer Incharge.

Providing and applying two coats with oil bound washable distemper of approved brand & shade on wall surface including priming coat with distemper primer after thoroughly brooming the surface free from mortar drops and other foreign matter including preparing the surface even and sand paper smooth, cost of materials, labour, complete as per specifications. with all lead and lift and as directed by Engineer Incharge.

Extra over for applying oil bound washable distemper on ceiling and / or sloping roof as per specifications. with all lead and lift and as directed by Engineer Incharge.

Providing & finishing external walls in two coats with waterproof cement paint of approved brand & shade with primer to give an even shade after thoroughly brooming the surface to remove all dirt & loose powdered materials, free from mortar drops & other foreign matter cost of materials, labour, complete as per specifications. with all lead and lift and as directed by Engineer Incharge.

Filling alround the well behind steining with available excavated rubble or earth (obtained from the well excavation) including providing and laying necessary graded filter media ( 6mm to 40 mm . Size alround the weep holes) as directed and had packing wherever necessary without causing damage to well steining with all lead and lift etc., complete as per specifications with all lead and lift and as directed by Engineer Incharge.

Earth work in excavation for founations of structures by Mechanical means as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, danger lighting, bracing ,removal of slumps and other deleterious matter. dressing of sides and levelling the bottom of trench to the extent required, utilising the evailable excavated earth locally for the work etc, complete. in ordinary / all soils/hard soil - depth upto 3 mts with all lead and lift and as directed by the Enginee-in-charge.

-do- 3-4m depth

-do- 4-5m depth

-do- 5-6m depth

Earth work in excavation for foundations of structures by Mechanical means as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, danger lighting, bracing ,removal of stumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required, utilising the evailable excavated earth locally for the work etc, complete. with all lead and lift as directed by the Enginee-in-charge. -do- ordinary rock comprising of limestone, sand stone, hard laterite, fissured rock, conglomerate or other soft or disintegrated rock which may be querried or split with crow bars. Boulders which do not require blasting having max. dia in any direction of more than 300mm; found lying loose on the surface or embedded in river bed, soil, talus, slope wash and terrace material of dissimilar origin - depth upto 3 mts

-do- 3-4m depth

-do- 4-5m depth

-do- 5-6m depth

Earth work in excavation for founations of structures by Mechanical means as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, danger lighting, bracing ,removal of stumps and other deleterious matter. dressing of sides and levelling the bottom of trench to the extent required, utilising the evailable excavated earth locally for the work etc, complete. with all lead and lift as directed by the Enginee-in-charge. Hard rock - Any rock excavation by using mechanical plant/ machinery. depth upto 3 mts

-do- 3-4m depth

-do- 4-5m depth

-do- 5-6m depth

Providing and fixing M.S. ladder between landing 45 cms. wide using angle iron of size 65X65X10mm angle iron and 20 mm M.S. bars at 25cms. centre to centre with necessary supports of same angle iron as directed including hand railing on both sides with 25mm dia G.I. pipe with angle iron props at 2mtr. interval and 0.50mtr height including fixing in ground with CC 1:2:4 and 2 coats of non poisonous anti corrosive bituminous paint with all lead and lift etc., complete and as directed by Engineer Incharge.

Supply & delivery at site Mannual Fine Bar Screen 0.4m wide x 0.7m SWD(+0.5m FB), 10mm opening, MOC-SS 304, The bar screen shall be located at a suitable elevation and each shall be designed to cater peak flow. Suitable dimensions of the chamber shall be provided in order to maintain a velocity of 0.9-1.8m/s during the peak flow. Flow into Bar screen chamber shall be received from main inlet chamber through a channel of adequate length and width. A free board of 500mm shall be provided in the structure. The screen shall consist of 10mm clear spacing in between. The Screen shall be as per the approved design and drawings. complete as per specifications with all lead and lift and as directed by Engineer Incharge

Providing and fixing suitable SS gate valve and over flow arrangements complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply & delivery at site Mechanical Fine Bar Screen 0.4m wide x 0.7m SWD(+0.5m FB), 10mm opening, MOC-SS 304, The bar screen shall be located at a suitable elevation and each shall be designed to cater peak flow. Suitbale dimensions of the chamber shall be provided in order to maintain a velocity of 0.9-1.8m/s during the peak flow. Flow into Bar screen chamber shall be received from main inlet chamber through a channel of adequate length and width. A free board of 500mm shall be provided in the structure. The screen shall consist of 10mm clear spacing in between. The Screen shall be as per the approved design and drawings. complete as per specifications with all lead and lift as directed by Engineer Incharge

Providing and laying in position plain cement concrete of Mix 1:3:6 with OPC @ 220 kgs, with 40mm and down size graded granite metal coarse aggregates @ 0.892cum and fine aggregate @ 0.465 cum machine mixed, machine mixed, cocnrete laid in layers not exceeding 15cms. thick, well compacted, In foundation including cost of all materials, labour, HOM curing complete as per specifications with all lead and lift as directed by the Enginee-in-charge.

Providing and laying in position plain cement concrete of Mix 1:2:4 with OPC @ 240 kgs, wth 20mm and down size graded granite metal coarse aggregates @ 0.878cum and fine aggregtes @ 0.53cum, machine mixed, concrete laid in layers not exceeding 15cms thick, well compacted, in foundation, plinth and cills, including cost of all materials, labour, HOM curing complete as per specifications as directed by the Engineer-in-charge.

Providing ruled pointing 20mm deep to coursed stone masonry with cement mortar 1:3 after raking joints to depth of 20mm nicely lining, including cost of materials, labour, curing compelte as per specifications with all lead and lift as directed by the Enginee-in-charge.

Providing and constructing granite / trap / basalt size stone masonry in basement with cement mortar 1:6, edges of stones chistle dressed in courses not less than 15 cms high, bond stones at 2m. apart in each course including cost of materials, labour, curing complete as per specifications with all lead and lift as directed by the Enginee-in-charge.

Providing and constructing burnt brick masnory for basement and super structure with approved quality of non modular bricks of standard size of class designation 3.5 Newton per sqm with cement mortar 1:6 including cost of materials, labour charges, Scaffolding, curing complete as per specifications with all lead and lift as directed by the Engineer-in-charge.

Providing and laying M-15 cement concrete flooring, 50 mm thick with metallic concrete hardner topping, under layer of 35mm thick m-15 cement concrete using broken granite metal of 20mm and down size, and top layer 50mm thick of metallic cement hardner consisting of mix 1:2 ( 1 cement hardner mix : 2 granite metal 10mm nominal size ) by volume, with which metallic hardening compound of approved quality mix in the ratio of 4:1 ( 4 part of cement and 1 part of metallic floor hardening compound of approved quality by wt) , including finishing cost of materials, labour, curing, complete as per specifications with all lead and lift as directed by the Engineer-in-charge.

Providing and laying in position reinforced cement concrete of design Mix M20 with OPC 27.20Kgs, with 12mm and down size graded granite metal coarse aggregate @0.05865cum and fine aggregate @0.0391cum, with super plasticisers @0.225lts, machine mixed, well compacted for plain chejja of 8.5 cms. average thickness, upto ground floor level, including cost of all materials, labour, HOM finising, curing, complete but excluding cost of reinforcement as per specifications with all lead and lift as directed by the Engineer-in-charge.

Providing and laying in position reinforced cement concrete of design mix M20 with OPC cement @ 320kgs, with 20mm and down size graded granite metal coarse aggregates @0.69cum and fine aggregtes @ 0.46cum, with superplastisiser @ 3Its confirming to IS9103-1999 Reaffirmed-2008, machine mixed, concrete laid in layers not exceeding 15 cms thick, vibrated for all works in ground level for roof slabs, staircase,lintels, and beams retaining walls, return walls, walls (any thickness) including attached pilasters, columns, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window cills, fillets etc., including cost of all materials, labour, HOM curing, complete but excluding cost of reinforcement as per specifications, with all lead and lift as directed by Engineer Incharge.

Extra for use of water proofing compound in Cement concrete of mix M20,at one kg of compound per bag of cement. Specification with all lead and lift as directed by the Engineer In charge

Providing and fixing in position in cement concrete 1:3:6 steel glazed windows and ventilators side hung/top hung 2/3 openable 1/3 fixed as per approved drawings using Z angles of 25x33x3mm, weighing 1.419 kg/m both for outer and inner frames and central mullion section of size 25x46x3mm, weighing 2.28kg/m all duly providing T section 19x19x3mm weighing 0.839 kg/m for glazing of windows, not more than 34 cms. c to c including providing and fixing 4mm. thick reeded glass with teakwood beading of required size, all steel sections should confirm to I.S 7452:1990, 4nos. of holdfasts of approved size, section should be cut to length welded and grinded electrically subdividing frames of unit shall be tenonned and revetted into the frames electrically. All the steel surface shall be throughly cleaned free of rust and painted with one coat of anti-corrosive paint and finishing with two coats of ready mix paint of approved colour and make including cost of materials, fixtures, labour charges and HOM complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and removing centering, shuttering, strutting, propping etc., and removal of form work for suspended floors, landings, balconies and likes, thickness upto 200 mm including cost of all materials, labour complete as per specificaitons for heights more than 3.50m from from ground level complete as per specifications with all lead and lift as directed by Engineer Incharge. -do- 0 to 5 mtrs

Providing 12mm thick cement plaster in single coat with cement mortar 1:6, to brick masonry including rounding off corners wherever required smooth rendering, : Providing and removing scaffolding, including cost of materials, labour, curing complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing 18mm thick cement plaster in single coat with cement mortar 1:6 to brick masonry including rounding off corners wherever required smooth rendering, : Providing and removing scaffolding, including cost of materials, labour, curing complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing 12mm thick cement plaster in single coat with cement mortar 1:3, to ceiling including rounding off corners wherever required smooth rendering, including Providing and removing scaffolding, cost of materials, labour, curing etc., complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and applying enamel metal paint two coats ( excluding priming coat ) over new steel or other metal surface brushing to give an even shade after cleaning oil, grease, dirt and other foreign matter, including cost of materials, labour, complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and constructing load bearing wall with cement concrete cavity blocks ( hollow blocks ) of size 400x200x200 mm Grade B having a minimum face shell thickness of 30mm and web thickness of 25mm with block density between 1100 kg/m3 and 1500 kg/m3 having a minimum average compressive strength not less than 3.5 N/mm2 confirming to IS 2185 (Part 1) : 2005 and constructed with CM 1:4 , as per IS 2572:2005 including cost of all materials, labour charegs, scaffolding, curing, hire charges of machineries etc., complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and laying in position plain cement concrete of mix 1:2:4 with OPC cement @ 240kgs, with 40mm and down size graded granite metal coarse aggregates @0.878cum and fine aggregates @ 0.459cum machine mixed, concrete laid in layers not exceeding 15 cms. thick, well compacted, in foundation, including cost of all materials, labour, HOM curing complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing 15mm thick cement plaster in single coat with cement mortar 1:4, to brick masonry including rounding off corners wherever required smooth rendering, : Providing and removing scaffolding, including cost of materials, labour, curing complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing and Fixing Gate to compound wall as per the approved drawings complete as per specifications with all lead and lift as directed by Engineer Incharge.

Providing to worksite and fixing R.C.C. pole of 2.40 m height with 0.15m square at bottom and 0.12 m square at top in C.C. 1:2:4 using 20 mm and down size granite or basalt metal with 4 Nos. of 10 mm dia M.S. reinforcement and 17 Nos. of 6 mm dia stirrups. The pole will be embeded in C.C. 1:3:6 using 20 mm and down size granite or basalt or trap metal for foundation of size 0.50x0.50x0.50m with necessary earth work for barbed wire fencing including curing and including cost of steel etc., complete as per specifications with all lead and lift as directed by Engineer Incharge

Providing barbed G.I. wire fencing of 12 x 12 gauge to worksite and drawn into stone pillars or iron pillars or RCC pillars or Poles including drawing in holes wherever necessary excluding the cost of pillars/poles but including the cost of barbed wire and binding wire and labour charges for fixing barbed wire either vertically or horizontally, tieing etc., complete with all lead and lift as directed by Engineer Incharge

Supply and delivery to work site, loading, unloading,stacking and fixing of Resilient seated soft sealing Sluice Valves with body, bonnet of Ductile Iron of grade GGG40/50, wedge fully rubber lined with EPDM and seals of NBR and the valves should be of vacuum tight and 100% leak proof with face dimensions as per BS 5163-89/ IS 14846-2000 / DIN 3202 F4/F5. The stem sealing should be with Toroidal sealing rings (minimum 2 'O' rings). All the valves should be with electrostatic powder coating both inside and outside with pocket less body passage. The valves shall be supplied with suitable size galvanized bolts and nuts of required numbers as per relevant IS etc. with all lead and lift as directed by Engineer Incharge. 250mm dia PN-16

Supply and delivery to work site, loading, unloading,stacking and fixing of Resilient seated soft sealing Sluice Valves with body, bonnet of Ductile Iron of grade GGG40/50, wedge fully rubber lined with EPDM and seals of NBR and the valves should be of vacuum tight and 100% leak proof with face dimensions as per BS 5163-89/ IS 14846-2000 / DIN 3202 F4/F5. The stem sealing should be with Toroidal sealing rings (minimum 2 'O' rings). All the valves should be with electrostatic powder coating both inside and outside with pocket less body passage. The valves shall be supplied with suitable size galvanized bolts and nuts of required numbers as per relevant IS etc. for 150mm dia PN-16 with all lead and lift as directed by Engineer Incharge.

Supply and delivery to work site, loading, unloading,stacking and fixing of Resilient seated soft sealing Sluice Valves with body, bonnet of Ductile Iron of grade GGG40/50, wedge fully rubber lined with EPDM and seals of NBR and the valves should be of vacuum tight and 100% leak proof with face dimensions as per BS 5163-89/ IS 14846-2000 / DIN 3202 F4/F5. The stem sealing should be with Toroidal sealing rings (minimum 2 'O' rings). All the valves should be with electrostatic powder coating both inside and outside with pocket less body passage. The valves shall be supplied with suitable size galvanized bolts and nuts of required numbers as per relevant IS etc.with all lead and lift as directed by Engineer Incharge. 100mm dia PN-16

Supply and fixing of Cast Steel Double flanged Dual plate check valve Class 150 Conforming to API 594 with latest amendments as detailed below of following diameters and types and conveying to work site, loading, unloading, stacking etc., complete with all lead and lift and as directed by Engineer Incharge. The rates are inclusive of cost of Bolts and Nuts with all lead 250mm dia

Supply and fixing of Cast Steel Double flanged Dual plate check valve Class 150 Conforming to API 594 with latest amendments as detailed below of following diameters and types and conveying to work site, loading, unloading, stacking etc., complete with all lead and lift. The rates are inclusive of cost of Bolts and Nuts with all lead and lift as directed by Engineer Incharge. 150mm dia

Supply and fixing of Cast Steel Double flanged Dual plate check valve Class 150 Conforming to API 594 with latest amendments as detailed below of following diameters and types and conveying to work site, loading, unloading, stacking etc., complete with all lead and lift. The rates are inclusive of cost of Bolts and Nuts with all with all lead and lift as directed by Engineer Incharge. 100mm dia

Supply, conveying to worksite, loading, unloading stacking and fixing of single chamber triple function tamper proof (Both the orifces to be housed in the single chamber) Air valves with Body and cover in Ductile cast iron of grade GGG 40/50. All internal parts such as float, shell etc., all cover bolts of austenitic alloy / SS 304 steel, DN 50 float of HOSTAFLON / SS 304 and gaskets and seals of EPDM. Epoxy powder coating (EP-P) inside and outside colour blue RAL5005. The valve shall have drain plug of not less than 15 mm nominal pipe thread complete with all lead and lifts. The valves should be designed for all the three functions i.e., 1. Large orifice for venting of large air volumes on start up. 2. Large orifice for intake of large air volumes. 3. Small orifice for discharge of pressurized air during operation complete as per specifications with all lead and lift as directed by Engineer Incharge 80mm dia PN-10

Providing and laying cement concrete 1:2:4 proportion (excluding cost of reinforcement) with 20 mm and down size metal of approved gradation hard broken granite, trap, basalt or with any other approved hard aggreggate including cost and conveyance of all materials with all lead and lift and placing the same above or below ground level including plywood / steel form work, machine mixing, laying, tamping, curing, etc., complete including smooth finishing the exposed faces with CM 1:4 proportion 12 mm thick wherever necessary, etc., complete for Anchor Blocks/Thrust Blocks complete as per specifications with all lead and lift as directed by Engineer Incharge

Providing PVC-U INDIVIDUAL UGD House service connection (Which shall be laid from inside the customer propoerty) which includes: a) Supply of PVC-U Pipe b) Civil works like Earthwork excavation for the pipeline trenches for laying of PVC-U pipes for the house connections in all types of soils, disintegrated rock, soft rock, hard rock, including cutting of any road, crossing drains, compound, dismantling of existing structures like culverts, bridges retaining walls and other structure comprising of masonry, CC, wood work steel work, including T&P and scaffolding wherever necessary sorting the dismantled materials disposing of unserviceabble and stacking the serviceable material with all lifts and lead resortinng and damaged portions inside or outside the property premises refilling the portions of trenches that are dug open including linking to existing sewer network etc, complete as per specifications with all lead and lift as directed by Engineer Incharge

Providing PVC-U INDIVIDUAL UGD House service connection (Which shall be laid from inside the customer propoerty) which includes: a) Supply of PVC-U Pipe b) Providing and fixing of 315mm dia PE inspection chambers with lid consisting of inlet and outlet arrangements with base, riser of minimum.0.42m depth which includes earthwork,fixing in CC- 1:2:4 etc., complete c) Civil works like Earthwork excavation for the pipeline trenches for laying of PVC-U pipes for the house connections in all types of soils, disintegrated rock, soft rock, hard rock, including cutting of any road, crossing drains, compound, dismantling of existing structures like culverts, bridges retaining walls and other structure comprising of masonry, CC, wood work steel work, including T&P and scaffolding wherever necessary sorting the dismantled materials disposing of unserviceabble and stacking the serviceable material witha all lifts and lead resortinng and damaged portions inside or outside the property premises refilling the portions of trenches that are dug open including linking to existing sewer network etc, complete as per specifications with all lead and lift as directed by Engineer Incharge

Providing & constructing burnt brick masonary with approved quality of modular bricks of standard size of class designation 5.0 Newton per sqmm (table moulded) with CM 1:6 for basement & superstructure including cost of materials, labour charges, Scaffolding, curing complete as per specification with all lead and lift as directed by Engineer Incharge.

Providing and fixing M.S. Inspection door of size 60 cms x 60 cms. including M.S. frame, size 50 x 50 x 6 mm and shutters of 3mm thickness with hinges at top and locking arrangements, painting with all lead and lift etc., complete with all lead and lift as directed by Engineer Incharge.

Supply, Fabrication and Commissioning of 3.00MT Capacity Gantry Crane Girder at 8.00Mtr Dia Wet Well Cum pump house, supply of ISMB 400 X 140 @ 61.60 Kg/m Beam to the Pump house of 8.00X6.00 m size suitable to carry Gantry to take up the load of 3.00 MT (The beam will be supported on Corbel including painting two coats by anti corrosive of approved colour over one coat of primer) The rate are inclusive of all taxes and duties etc complete with all lead and lift. Supply and Fabrication including welding, levelling, making holes etc of gantry up beam of ISMB 350 X 140, @ 52.400kg/mtr take up 3 MT load 8mtr dia with 6m. span including painting two coats by anti corosive paints of approved colour. Supply and Fabrication including welding, levelling, making holes etc of channels of size ISMC150 x 75 @ 16.80 kg/m of length 6 mtrs, Supply and Fabrication including welding, levelling, making holes etc of ISSQ 50x50 mm square bar to suit the 8 mtr size pump house, Supply of stiffener plate 8 mm thick, width 320mm @ 20.10 kg/m to be welded on both flanges to girder and channels, jointing of ends, end carriage base plate, end carriage & plate, ring girder jointing and for fixing the concrete and plate welded. complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply fabrication & erection of C.I. Wheels with ball bearings, gears, pinions, universal joints (double set), the long shaft and with gear mechanisim for operation, cross trolley 3.00 MT capacity with Accessories including two coats of anticorrosive paint over one coat of primer etc complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply of 3 MT capacity super geared indef make chain pully block with 12 mtr lifting chain. complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply of 1 MT capacity super geared indef make chain pully block with 12 mtr lifting chain. complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply, Fabrication and Commissioning of 1.00MT Capacity Gantry Crane Girder at 8.00Mtr Dia Wet Well Cum pump house, Supply of gantry beam of ISMB 350 x 140, @ 52.400kg/mtr take up 1 MT load 6mtr dia with 6m. span including painting two coats by anti corosive paints of approved colour.Supply of channels of size ISMC150 x 75 @ 16.80 kg/m of length 6 mtrs,Supply of ISSQ 50x50 mm square bar to suit the 6 mtr size pump house,Supply of stiffener plate 8 mm thick, width 320mm @ 20.10 kg/m to be welded on both flanges to girder and channels, jointing of ends, end carriage base plate, end carriage & plate, ring girder jointing and for fixing the concrete and plate welded. complete as per specifications with all lead and lift as directed by Engineer Incharge

Point wiring using Copper wire with switch:- Supplying and wiring adopting loop system in existing PVC conduit/casing capping using copper PVC insulated multi strand 2x1.5sq mm copper wire with 6Amps flush type SP control Switch shall be fixed on the existing plastic sheet/gang box, the other end of the wire shall be terminated with sufficient loose length in a wood/PVC round block. Complete for ach outlet. for Medium point above 3 mtrs up to 6mtrs from tapping point to out let via switch complete as per specifications with all lead and lift as directed by Engineer Incharge

-do- Long point above 6 mtrs up to 10 mtrs from tapping point to out let via switch complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying heavy gauge PVC conduit pipe 25 mm dia 2 mm thick confirming to IS 2509 with suitable size bends, junction boxes, adhesive paste etc., and fixing using inverted wood plugs in case of RCC ceiling and RCC wall stone structure or rawl plugs in case of brick walls and cement plastering damaged portion using heavy gauge saddles at a interval of 700mm using WF screws. complete as per specifications with all lead and lift as directed by Engineer Incharge

Wiring for lighting/power circuit using one of PVC insulated 1100v grade, multistrand copper conductor single core cable in open or concealed system of wiring. complete as per specifications with all lead and lift as directed by Engineer Incharge for 2.5 Sqmm

Supplying and fixing a drop light using one PBBC/bakelite pendent holder, PVC insulated twin twisted copper wire of 23/0.0076" upto 1 Mtr, one of 60/100 watts lamp of 230 volts grade and one of 5 amps bakelite ceiling rose fixed on the existing wooden block of the outlet. a)Group 'A' complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying 6A flush / projected type socket and 6 amps flush/ projected type SP switch either surface/flush mounting in a existing gang box or in a 4mm thick plastic sheet and fixing over a flush mounted wooden box and wiring using necessary capacity wires as required. a)6 Amps 3/5 Way complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying and surface/flush mounting unbreakable PVC modular box suitable for mounting modular switch plates. The box should be firmly/surface/flush mounted after due groove cutting in Brick/C.C wall fixing including necessary rawl plugs, machine / Nf screws etc., complete. complete as per specifications with all lead and lift as directed by Engineer Incharge 10-12 Way

Supply of Special type lamps complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying high pressure sodium vapour street light fitting die cast alluminium canopy with alumium housing for control gear, finished stove enamel gray glassy white canopy interior with a pair of anodized alumium reflectors with toughened flat glas gasket lining for drip inseat resistance duly wired with porcelain holder copper choke, igniter and HPF condenser including a sodium vapour lamp. complete as per specifications with all lead and lift as directed by Engineer Incharge for 250 Watts

Supply and fixing of bakelite D.P/socket/switch with/without neon indicator over existing wood board or flush mounting in plastic plate / nitches. a) 32 Amps flush/projected type DP switch complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying and fixing of Modular MCB devices (Tripper) with breaking capacity of 6 KA (a) 6-32 Amps complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying and fixing superior quality modular switch mounting polycarbonate plate with necessary supporting back plate with required nos of machine screws, bolts nuts etc., complete on the existing metal / PVC box. 12 Module complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying and fixing 40 mm dia class A GI pipe bracket up to 2.7 meters long terminated with a reducing collar of 40 x 25mm to which extra pipe of 175mm length is fixed for fixing MV/SV/MH/FTL Street light fitting of all capacities on rail/ RCC/Wal/tubular pole, using suitable clamps, bolts, nuts andwring using suitable capacity wires etc complete. (c) Using 32mm dia G.I pipe complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply of 1 x 19 x 1000mm self adhesive PVC insulated steel grip tape roll. complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying of LT UG cable having aluminium conductor PVC insulated, sheathed, galvanised, steel wire / steel tap armoured cable with PVC outer sheathing 1.1 KV class . 4 Core 10 Sqmm complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying fixing,wiring,earth electrode for grounding conduits, I.C. cutouts and other equipments on the meter board using 40mm dia 2.90mm thick GI pipe 2.5mtr long buried in a pit…. The pit should be filled with equal proportion of salt and charcoal 150mm alround the pipe to complete depth. The conenctions from the pipe to the conduit etc., is to be established through GI wire of size as per ISI specification 7.3.3 of IS 732 using 12mm dia bolts, nuts, washers and checknuts etc., the pipe shall have 16 thorugh holes of 12mm dia. complete as per specifications with all lead and lift as directed by Engineer Incharge

Fixing halogen/metal hallide/SVL/IL flood fitting over existing pole/wall ceiling including clamps,bolts,nuts and wiring using suitable capacity wires complete.complete as per specifications with all lead and lift as directed by Engineer Incharge

Labour charges for laying of 1.1KV class UG cable in Existing trench GI pipe / stoneware pipe / stoneware pipe / on wall / on pole as required. 6 sqmm to 16 sqmm complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying and fixing of Class A (medium duty) GI pipe of wall thickness not less than 3.25mm on pole/wall/ drain crossing with necessary clamping arrangements for UG cable of 1.1KV class. 40mm complete as per specifications with all lead and lift as directed by Engineer Incharge

Supplying tinned copper lugs and crimping and wiring to terminal point for wire of the following size. e) 10 sqmm complete as per specifications with all lead and lift as directed by Engineer Incharge

Installation of product pipe by manual jacking method - Manufacturing, providing, transporting, rolling, lowering, laying & jointing, testing, commissioning of ERW (Electric Resistance Welded), SAW Submerged Arc Welded) MS pipe (Fe-410 grade) conforming to IS 3589-2001 with latest mendments including perfect linking welding of joints to correct position including cost and conveyance of pipes and materials with all lead., lift, cost of labour, loading and unloading of pipes for the following diameters with specified thickness of plate as noted below including bailing out of water wherever necessary for laying of MS carrier pipe of suitable dia including inside and outside of casing pipe painted with two coats of Anti corrossive tankmastic paint. Installation of steel pipe by Ramming / Jacking method to cross Railway track / NH /BDA BBMP/Other roads/Existing utilities / NALA rossings, filling the gap between casing pipe and carrier pipe with quarry grit using compressor with all necessary equipments, plants etc, complete. Suitable spacers 0f HDP/MS or other similar material should be provided in between carrier & casing pipe to prevent carrier pipe forming metallic contact with casing pipe. The rates are inclusive of all taxes and duties. Note : a. The cost of jacking is inclusive of cost M.S. casing pipe of specified thickness b. The cost of carrying pipe is separate and provision shall be made as per site requirement c. The cost of Jacking includes all leads lifts, cost of consumables, fuel charges, labour and Taxes and duties. Jacking of 600 mm dia & 10 mm thick M.S. Casing Pipe complete as per specifications with all lead and lift as directed by Engineer Incharge

Bandicoot(V2.0) machinehole Cleaning Robot Light weight carbon fiber body: The main parts of Bandicoot Robotic system are manufactured in CFRP (Carbon fiber reinforced Polymer) which is more durable and stronger. a) Surgical Cleaning with 4 Machine Vision: Bandicoot Robotic system allows user to have precise Cleaning using 4 advanced sewer cameras (IP68, IR) hich works in day and night. b) Smart operation assistance: Programmed learning assistance with tutorial app which helps operator to study different functioning of Bandicoot before doing real-time operations and how to carry out the cleaning operations skillfully. Overall Design: The overall dimensions & weight of the robot is comparable to a human which allows accessibility to even very narrow lanes and gully areas. Bandicoot system is portable and plug and play which takes lesser operating space as compared to any sewer cleaning Machines, reduce obstructions specially traffic blocks during the cleaning operations. Operational machinehole Diameter : 450 mm to 600 mm (Standard machinehole Size), +600 mm (Optional) c) Operational machinehole Depth : 1 to 10 meters +10 meters (Optional)  Material: CFRP (Carbon Fiber Reinforced Polymer), Non Corrosive Powder Coated Stainless Steel. d) Poisonous Gas sensing: Bandicoot is enabled with poisonous gas detectors to provide additional safety to the operator from gases: Methane, hydrogen sulphide, carbon monoxide, Ammonia and Smoke. Material: CFRP (Carbon Fiber Reinforced Polymer), Non-Corrosive Powder Coated Stainless steel. e) Diameter : 440 mm (Max diameter of the flexible wire) f) End Effector: Multi-Purpose (for Grabbing action, Shoveling action and for Picking action) g) Bucket Capacity: 16 Liters. h) Actuators: Pneumatic and Electric. i) Cameras: 3 Nos. (IP 68, IR and wide angle with IR Light Sensor). j) Function: Grabbing, Picking & Shoveling. k) Power: Pneumatic (8 Bar) and Electric (48V DC). l) Degree of Freedom: Four (3 Rotational Degree and 1 Linear Degree with 150 mm Stroke Length). m) Rotational Actuator: IP 68 Stepper Motor (Torque:150 kg-cm and Rated Voltage: 48V DC) Material: Rust Resistant Steel, Plastic, Aluminum, Rubber & non-corrosive materials. n) Portability: 4 wheels (Diameter: 200 mm) for Maneuvering. o) Cameras: 1 no’s IP 68 camera with IR and wide angle for monitoring the robot entering and exiting the machinehole. p) Hoist Capacity: 250 kg (2 wire), 125 kg (1 wire) q) Display: 13.3” Monitor 4 channel Video full HD nits Display. r) User Interface: 10” Interactive Touch screen. s) Lights: 2 No’s: 10 W 230V AC High Intensity LED Flood Lights and 1 No: 20 W, 12 V DC Light Tutorial Software: Build in software to learn the operation quickly with Graphical representation t) Poisonous Gas Detection- Function: Detects Methane, Carbon Monoxide, Hydrogen sulphide, Ammonia and Smoke Supply Voltage- 230 V AC Single Phase Working Air Pressure- 8 bar

Supply of Mini truck mounted Desilting machine mounted pn TATA ACE or equivalent vehicle for maintenance of sewer network complete as per specifications with all lead and lift as directed by Engineer Incharge

Supply of Truck mounted 2000 liters Suction cum 4000 liters Jeting machine suitable to be mounted on 12 ton GVW BS-VI truck chassis Type: Combined High Pressure Jetting and Sewer Suction Machine with Blow Back and Tipping arrangement Tank Capacity: 6000 Ltrs in two compartments (Water 4000 Ltrs. Sludge 2000 Ltrs.) Exhauster / Compressor Reputed ISO Certified Company Free Air Flow : 540CuM/Hr. Vacuum : 90% Max. Absolute Pressure : 1.50 Bar High Pressure Jetting Pump Reputed ISO Certified Company Volume : 120 LPM Pressure : 130 Bar Jetting Hose Reputed ISO Certified Company Dia : 19 mm Length : 60 m Truck Chassis : 2 Axle 9 Ton GVW BS-VI with Non-Sleeper Drivers Cabin and PTO complete as per specifications with all lead and lift as directed by Engineer Incharge

PART-II Design, Construction, supply, Installation, testing and commissioning of Civil, Mechanical, Electrical and Instrumentation work of 2.40 MLD capacity Sequential Batch Reactor ( SBR)technology Sewage Treatment Plant in CN Halli Town:- Design,Construction and commissioning of Inlet Chamber,Screen chamber,Grit Chambers, parshall flume, SBR Basins ,Inter connection between SBR outlet chambers with chambers, Dosing tanks, Chlorine contact Tank, Sludge tank, Lead off pipeline, Chlorinator cum Chlorine storage room , Centrifuge building , SBR Blower room, Administrative building, MCC cum Laboratory cum control room, Sludge pump, Blower house, Sludge tank, under ground water tank, transformer yard, Asphalt road in STP premises, CC drains, Homogenous embankment at STP location, Chain link fencing around STP , RCC pipe line to dispose the treated water from STP to Nearest Nala, pipe supports, valve chambers and providing electrification to all the structures. Drilling of Borewell of 165mm dia and supply and erection of suitable HP submersible pumsets. complete as per specifications with all lead and lift as directed by Engineer Incharge

PART-III Design, Supply, Installation, Testing and commissioning of 150KLD Sewage Treatement Plant of Containerized type Moving Bed Bio-reactor (MBBR) Technology at Maruthinagar and Kurabarahalli in C.N.Hally town. Design, Supply, Installation, Testing and commissioning of 150 KLD capacity containerized type STP with Moving Bed Bio Reactor (MBBR) technology, including all civil works of foundation, screen and valve chamber, Raw sewage tank, Treraged sewage tank, Maintenace cum DG room with suitable capacity D.G.set, Disposal of treated sewage, electromechanical works to achieve BOD<10ppm, TSS<10ppm & COD<30ppm to get recyclable quality of water for industrial / agricultural purposes. The following works are mandatory in this item code which may differ as per contractor's design. Complete MBBR system inclusive of 1.Suitable capacity of Rotary Displacement type Air blowers complete with required enclosures and drivers and its piping and valve assemblies along with VFD & Oxygen Control system, 2. Air piping shall comprise of HDPE/PVC pipes with fine bubble diffusers Header complete with all fittings such as tees, crosses, plugs, sockets, elbows, reducers, supports & clamps, puddle flanges etc cutting, jointing and all require supports, 3. SS 304 Media retention sieves to retain biomass media within the aeration tank, 4. Non clog type air dispersion/diffusers system capable of handling 3-5 cfm of air with oxygen transfer efficiency of 3-4% per/meter water depth. Air dispersion grid shall be assembled in modular form so that they can be replaced / repaired easily from plat form at the top. ( fine bubble EPDM/Silicon/PU membrane diffusers). Raw Sewage Transfer Pumps(2W+2S) Submersible type of pumps suitable for solids of 10 mm and having Cast Iron Casing Impeller complete with all accessories, motor of required capacity. Delivery header with isolation valve, pressure gauge on delivery line with isolation valve, reducer, flexible hose, NRV and level controller (with wiring) to control the level of sump automatically. Pumps shall have capacity of 300 cum/day and discharge head of 20 m minimum. Secondary Settling Unit-Plate settler comprising of required plates with 60 degree inlcination with horizontal and necssary supports to handle the required flow. Filter Feed Pumps(2W+2S) Submersible type of pumps suitable for solids of 5-6 mm and having having Cast iron casing & CI impeller complete with all accessories, motor of required capacity. Delivery header with isolation valve, pressure gauge on delivery line with isolation valve, reducer, flexible hose, NRV and level controller (with wiring) to control the level of sump automatically. Pumps shall have capacity of 300 cum/day and discharge head of 25 m minimum Complete with all lead and lift as directed by Engineer incharge.

Design, Supply, Installation, Testing and commissioning of Containerized 700KLD Sewage Treatement Plant of Moving Bed Bio-reactor (MBBR) Technology at Ambedkar Nagar, Tiptur road in C.N.Hally town. Design, Supply, Installation, Testing and commissioning of Containerized 700 KLD capacity STP with Moving Bed Bio-reactor (MBBR) technology, including all civil works of Foundation, screen and valve chamber, Raw sewage tank , Treated sewage tank, Maintenace cum DG room with suitable capacity D.G.set, Disposal of treated sewage, electromechanical works to achieve BOD<10ppm, TSS<10ppm & COD<30ppm to get recyclable quality of water for industrial / agricultural purposes. The following works are mandatory in this item code which may differ as per contractor's design. Complete MBBR system inclusive of 1.Suitable capacity of Rotary Displacement type Air blowers complete with required enclosures and drivers and its piping and valve assemblies along with VFD & Oxygen Control system, 2. Air piping shall comprise of HDPE/PVC pipes with fine bubble diffusers Header complete with all fittings such as tees, crosses, plugs, sockets, elbows, reducers, supports & clamps, puddle flanges etc cutting, jointing and all require supports, 3. SS 304 Media retention sieves to retain biomass media within the aeration tank, 4. Non clog type air dispersion/diffusers system capable of handling 3-5 cfm of air with oxygen transfer efficiency of 3-4% per/meter water depth. Air dispersion grid shall be assembled in modular form so that they can be replaced / repaired easily from plat form at the top. ( fine bubble EPDM/Silicon/PU membrane diffusers). Raw Sewage Transfer Pumps(2W+2S) Submersible type of pumps suitable for solids of 10 mm and having Cast Iron Casing Impeller complete with all accessories, motor of required capacity. Delivery header with isolation valve, pressure gauge on delivery line with isolation valve, reducer, flexible hose, NRV and level controller (with wiring) to control the level of sump automatically. Pumps shall have capacity of 300 cum/day and discharge head of 20 m minimum. Secondary Settling Unit-Plate settler comprising of required plates with 60 degree inlcination with horizontal and necssary supports to handle the required flow. Filter Feed Pumps(2W+2S) Submersible type of pumps suitable for solids of 5-6 mm and having having Cast iron casing & CI impeller complete with all accessories, motor of required capacity. Delivery header with isolation valve, pressure gauge on delivery line with isolation valve, reducer, flexible hose, NRV and level controller (with wiring) to control the level of sump automatically. Pumps shall have capacity of 300 cum/day and discharge head of 25 m minimum Complete with all lead and lift as directed by Engineer incharge.

PART-IV PUMPSETS: Supply and delivery at site brand new board approved makes sewage submersible pump coupled to Board approved makes squirrel cage induction motor of suitable HP 'F' class insulation capable of delivering the duty condition as specified. The pumpset should operate in full range of discharge and should have the following accessories specified in the following detailed specification. The submersible sewage pump shall be monoblock type with non-clog design. The pumps should be able to pass through soft solids of and capable of delivering sludge with specific gravity of 1.05 impellers should be single/double Vane non-clog type of CF 8M material and with wearing rings. Maintenance free, antifriction, deep groove permanently grease filled ball bearings to take care of all the axial and radial forces at any point of operations, should be provided. The pump design should be such as to facilitate automatic installation/removal of pump without having to enter into the sewage pit. Profile gasket should be provided in automatic coupling system to avoid metal to metal contact between the pump and delivery pipe to ensure leak proof joint. Material of construction: 1) PUMP CASING: The pump casing shall be CI as per IS:210 GRFG 260 With 2 to 3% Nickel. The casing shall have central line discharge. 2) IMPELLER: The impeller shall be of stainless steel grade CF 8M, single/double vane non-clog design for disposal of material. 3) PUMP SHAFT: The pump shaft shall be of hard chrome plate alloy steel of stainless steel SS 410 as per the manufacturers standard and shall be of one piece construction. 4) PUMP BEARING: The pump bearing shall be of antifriction type. The bearing shall be able to take normal thrust loads due to unbalanced hydraulic loads on the impellers plus the weight of all the rotating parts of the pump. The pump bearings shall be designed with minimum life of 40,000 hours .The bearing shall be grease lubricated. 5) GUIDE RAIL SYSTEM: The assembly shall have pedestal bracket, delivery bend etc., pedestal and bracket shall be provided with DI automatic coupling between pump delivery and flange and discharge bend (standard bend or Duck bend) 6) Moisture sensor (seal moistor) shall be provided in chamber to detect the failure of the mechanical seal. The sensor will trip of moisture into the oil chamber. Mechanical Seal: Double mechanical seal shall be provided to prevent pumped liquid entering into the motor winding. The seal shall be situated in oil chamber to ensure proper lubrication. The face combination of lower mechanical seal shall be silicon carbide v/s silicon carbide and upper mechanical seal shall be carbon v/s chrome steel or carbon v/s st steel or silicon carbide v/s silicon carbide 7) LIFTING CHAIN: Each pump shall be provided with MS lifting chain of adequate strength. The chain shall have rings of same size as chain fixed at an intervel of about 1 Mtr for engaging the hook of the chain pulley block. 8) DUCK FOOT BEND: Suitable size heavy duty duck foot bend should be bolted to the foundation of the pit by expansion bolt. The elbow should have grove to locate guide wire (chain) and the profile of the pump side flange should match with the pump. The elbow should be designed to take over the load of the pump. 9) PROFILE GASKET: Flexible presssure tightened automatic connection between pump and duck foot bend should be provided. 10) Submersible motor cable: Submersible cable both for power and control shall be terminated in the pump monitor unit/ starter panel or in the weather proof junction box if pump starter panel is situated beyond the length of the submersible cable. 11) Fasterners: Shall be in forged steel. 12) Pump shall be epoxy painted. MOTOR: The submersible motor shall be dry, squirrel cage type suitable for 3 phase, 50 cycles, 415 volts AC supply suitable complete confirming to ISS:325/1976 shall be of such capacity to provide under working site condition a power more than the maximum power required by the pump. Continuous duty with class 'F' insulation. Winding of the motor shall be impregnated by resin. Motor shall have integral cable entry port better starting torque characteristics. The enclosure for motor shall be IP-68. Each phase of the motor provided with thermic switches of Bi-metalic electro-mechanical temperature detectors. The motor shall operate satisfactorily at all operating levels wetwell. The motor shall be sealed against entry of liquid being pumped by using two mechanical seals. Motor pump should have the following in built protection connections. l) Thermistors protection connection against over heating of motor by thermister embedded in each phase. 2) Sensor monitor connection against entry of liquid in the oil chamber by the moisture sensor provided inside the oil chamber.3) Reverse rotation protection connection device which trips the motor in case of reverse rotation due to wrong electrical connection. 4) Bearing temperature sensor for protection from overheating of Bearings. 5) Moisture sensor for dection of leakage in stator housing. 6) Liquid level controller to facilitate auto operation and prevent dry running of pumps. The pump unit should be preferably supplied with Ball type non-return valve. The pumpset shall be supplied along with automatic coupling bend and lifting chain with shakles and guide pipes of adequate length with extra tough water proof PVC sheathed water proof submersible cable of suitable capacity copper cable. The following protections shall be provided in the panel for each pumpset ( pump monitor unit). Overload protection. Seal monitor relay for tripping the pumpset in case of failure of mechanical seal. Winding overheating protection for tripping the pumpsets in case of overheating of windings due to clogging of impeller or any other variation in voltage and frequency. Reverse rotation protection to cut off the supply in case of reverse rotation. The pumps shall be controlled by the automatic liquid level controller while the pumps run in auto mode. The electrodes shall be fixed in the wetwell and the connection from the electrode shall be made to the starter panel through the cable duct for stopping the pumpset automatically. Note:- 1) Motor offered shall be of such capacity to provide the maximum power requirement of impleller of the pump incluidng transmission, shaft losses with a 20% margin in the capacity of the motor when only one pump is operated in the system. 2) The motor shall be suitable for required output when line voltage variation is +/- 10% and frequency variation of +/- 3% in any combination of these voltage and frquency variation. 3) The motor should be capable of providing the required output an ambient air temperature of 45 degree centigrade.4) The shaft head of the pump offered should be minimum 110% and maximum 130% of the specified head. The loading for low efficient pump will be done based on each excess power consumed by over a period of 15 years when compared to the best efficient pump. 5) The Board preserves the right to select any of stipulated make of pump and motor as such tenderer should be prepared to provide any of the stipulated makes pump and motor selected by the Board. 6) The motor shall be suitable for starting the pumpset with suitable starter. Note:- Submersible pumpset should be installed in the wetwell and will be submerged with sewage. Hence, the pumpset should suit above system. with all lead and lift as directed by Engineer Incharge Duty of the pumpset:a) For Averge flow: 27.52 LPS against total head of 15 Mtrs suitable HP with 25 M of copper power cable of 1x7x2.5 sqmm and1 x4x1.5 sqmm control cables or suitable size cables of Board approved make. The pump shall be of 1500 RPM. The pumps should be able to pass through soft solids of 100mm dia.The delivery nozzle of the pump shall be minimum 100 mm dia and the integral bend shall be of same size that of pump delivery. The cable shall be terminated/ connected to pump monitor unit using necessary cable terminations.( Minimum 12.5 HP) complete as per specifications with all lead and lift as directed by Engineer Incharge

-do- For Averge flow: 11.36 LPS against total head of 33 Mtrs suitable HP with 25 M of copper power cable of 1x7x2.5 sqmm and1 x4x1.5 sqmm control cables or suitable size cables of Board approved make.The pump shall be of 1500 RPM. The pumps should be able to pass through soft solids of 100mm dia.The delivery nozzle of the pump shall be minimum 100 mm dia and the integral bend shall be of same size that of pump delivery. The cable shall be terminated/ connected to pump monitor unit using necessary cable terminations.( Minimum 20 HP) complete as per specifications with all lead and lift as directed by Engineer Incharge

-do- For Averge flow: 3 LPS against total head of 26 Mtrs suitable HP with 25 M of copper power cable of 1x7x2.5 sqmm and1 x4x1.5 sqmm control cables or suitable size cables of Board approved make. The pump shall be of 3000 RPM. The pumps should be able to pass through soft solids of 30mm dia.The delivery nozzle of the pump shall be minimum 40 mm dia and the integral bend shall be of same size that of pump delivery. The cable shall be terminated/ connected to pump monitor unit using necessary cable terminations.( Minimum 10 HP) complete as per specifications with all lead and lift as directed by Engineer Incharge

Guide pipe holder - MS complete as per specifications with all lead and lift as directed by Engineer Incharge

MS auto rail guide pipe-50mm minimum with coupler complete as per specifications with all lead and lift as directed by Engineer Incharge

D.I Dismantling joint-80 mm dia complete as per specifications with all lead and lift as directed by Engineer Incharge

D.I Dismantling joint-100 mm dia complete as per specifications with all lead and lift as directed by Engineer Incharge

D.I Dismantling joint-150 mm dia complete as per specifications with all lead and lift as directed by Engineer Incharge