Bengaluru Water Supply And Sewerage Board Tender

1.1 - Manual Means - Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cms in depth, compacting Each deposited layer by ramming after watering with a lead upto 50 m, and lift upto 1.5 m. Including cost of all labour complete as per specifications ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

3.1 - Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work. Ref to MoRT&H : IRC - 301 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

4.17 - Wet Mix Macadam (Plant Mix Method) - Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course on well prepared surface and compacting with vibratory rollerto achieve the desireddensity. Ref to MoRT&H : IRC - 406 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.15.6 - Providing and constructing WIRE CUT BRICK MACHINEHOLE CHAMBERS using Portland/Pozzolana cement, 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 0.15M alround the chamber. Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Providing and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Providing and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de-watering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm dia: Constructing Brick Masonry Circular Machinehole 1.2 m internal dia.,1.5M depth & SFRC cover & frame ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

10.13.8 - Supply and delivery at site special moulded variety PVC reducer as per IS 7834/ 1987 and fabricated as per IG124/ 1984 with ISI mark with its latest amendments - 110 mm dia PVC REDUCER ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

10.11.8 - Supply and delivery at site special moulded variety PVC bend as per IS 7834/ 1987 and fabricated as per IG124/ 1984 with ISI mark with its latest amendments - 110 mm dia PVC BEND ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

2.19 - Dismantling of Cement Concrete Pavement - Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 m3 in volume and stock piling at designated locations and disposal of dismantled materials and stacking serviceable and unserviceable materials separately. Ref to MoRT&H : IRC - 202 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.55.1 - Dewatering the sewage / storm water by using reqired HP submersible pump for the diversion of storm / sewage during the execution of work. Considering for one Pump. 5 hp pump ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.31.1 - Conducting Topographical GIS survey for the proposed Water Supply/ UGD scheme to the city / town with latest total station survey equipments. The work shall include collection of field data from local body, conducting detailed survey showing the all important land marks, existing water supply lines, sewer lines, all roads, levels, nature of roads, L-section survey for transmission main/ feeders/sub-feeder/ rising main from Jack well to WTP and WTP to OHTs and distribution network inlcuding clearing the obstructions, with all survey staff required covering all the developed & newly developed layouts or L-section survey for Sub-Main/Mains/Trunk Sewer/Rising main from wetwell to STP inlcuding clearing the obstructions, with all survey staff required covering all the developed & newly developed layouts with submission of Soft copy of drawings along with source file and Hard Copy in 3 sets for the following: Water Supply /Sewer work main pipes ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.15.11 - Providing and constructing WIRE CUT BRICK MACHINEHOLE CHAMBERS using Portland/Pozzolana cement, 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 0.15M alround the chamber. Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Providing and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Providing and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de-watering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm dia: Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.0 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

5.2.B.i - Prime Coat over Stabilised Soil base / Crusher Run Macadam - Providing and applying primer coat with SS1 grade Bituminous Emulsion on prepared surface of granular Base including cleaning with mechanical Broom of road surface and spraying primer at the rate of 0.90 kg/m2 using mechanical means. Ref to MoRT&H : IRC - 502 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

5.8.ii.A - Bituminous Macadam Grading - II for traffic <20 MSA - Providing and laying Bituminous Macadam with 120 TPH capacity hot mix plant batch type using crushed aggregates of specified grading premixed with bituminous binder VG-30 @ 3.4% by weight of mix, transported to site, laid over a previously prepared surface with mechanical paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction. Ref to MoRT&H : IRC - 504 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

5.32 - Tack coat on Bituminous surface - Providing and applying tack coat with VG-10 Bitumen using pressure distributor at the rate of 0.20 kg/m2 on the prepared bituminous surface cleaned with mechanical broom. Ref to MoRT&H : IRC - 503 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

5.14.A.A - Bituminous Concrete Grading I for traffic <20 MSA - Providing and laying Bituminous Concrete with 120 TPH capacity hot mix plant batch type using crushed aggregates of specified grading, premixed with bituminous binder VG-30 @5.2 per cent of mix and filler, transporting the hot mix to work site, laying with mechanical 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. 507 complete in all respects. Ref to MoRT&H : IRC - 507 ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.2.4 - Providing lowering laying, jointing, testing and commissioning of following diameters glazed stone ware pipes, conforming to IS 651:1992, (with 5th revision) in all respects jointing with EPDM rubber rings (seals according to EN 681 & ASPM 425) The rubber seals joints pipe will have groves in interior of socket and exterior of the spigot. The rubber gasket shall be prefixed at the factory by the manufacturer rigidly with approved glue to have leak proof joint including conveying of pipe to work site and rolling and lowering into trenches, laying true to line, level and perfect linking at joints testing and commissoning 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 solution and applying talcum powder for detecting crack, 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 hydraulic test to the required pressure of water head with all lead and lifts including costing of jointing materials and all necessary survey works for laying of sewers etc., and disposal of debris as directed etc., complete. (Contractor will make his own arrangements for procuring water for testing) with Rubber ring gasket joints 230 mm dia. pipes ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

16.15.9 - Providing and constructing WIRE CUT BRICK MACHINEHOLE CHAMBERS using Portland/Pozzolana cement, 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 0.15M alround the chamber. Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Providing and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Providing and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de-watering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm dia: Constructing Brick Masonry Circular Machinehole 1.2 m internal dia.,1.8M depth & SFRC cover & frame ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

001a - Providing and constructing “WIRE CUT BRICK MACHINEHOLE CHAMBERS” using Portland/Pozzolana cement, 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 0.15M alround the chamber. Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Supplying and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Supplying and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de watering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm diaCirc. B M.H: 1.2m dia 2.20 Mtrs Depth ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

001b - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.5 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

001c - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.6 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

002 - Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machinery, curing, and all the other appurtenances required to complete the work as per technical specifications. Mix 1:3:6 Using 20 mm nominal size graded crushed coarse aggregates ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

001d - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.4 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

003 - Providing and installing at site of work P.V.C. pipes including cost of pipes and specials and labour, including lowering into trenches, laying true to line, level and perfect linking at joints leak proof including jointing of approved type with all labour charges and all lift charges, handling charges including encasing the pipe around to a depth not less than 15 cms with gravel or selected earth available from the excavation etc. complete.110mm(weight of pipe -1.315 kg) ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST

001e - Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.8 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST.Rates quoted shall be exclusive of GST