Bengaluru Water Supply And Sewerage Board Tender

code04 - Earth work excavation for pipeline trenches by mechanical means as per drawing and technical specification including setting out construction of shoring strutting cost of blasting materials barricading, caution lights bracing using sight rails & bonding rods at every 100 mm wherever necessary as directed removal of stumps 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 and all other appurtenances to complete in the following strata- Hard rock blasting prohibited Depth upto 1.50 m

code05 - Earth work excavation for pipeline trenches by mechanical means as per drawing and technical specification including setting out construction of shoring strutting cost of blasting materials barricading, caution lights bracing using sight rails & bonding rods at every 100 mm wherever necessary as directed removal of stumps 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 and all other appurtenances to complete in the following strata- Hard rock blasting prohibited Depth exceeding 1.5 m but not exceeding 3m.

code06 - Manufacturing, providing trasporting rolling lowering laying jointing and commissioning of ERW(ElectricResistance Welded)/SAW (Submerged ArcWelded) MS pipes of Outer dia (Fe-410 grade) conforming to IS 3589-2001 with latest amendments, including perfect linking and welding of joints to correct position cost of the pipes, conveyance lead lift charges cost of all labour and giving satisfactory hydraulic test as per IS3589-2001 with latest amendments for test pressure and working pressure both at factory and site etc. complete as per detailed specifications inside with CM 1:1.5 lining of minimum 10mm thick for pipes upto 610mm OD and with minimum 12mm thick beyond 610mm OD and out side with minimum 25mm thick coating in CM 1:3 over 50x50mm weld mesh of 13 gauge including loading and unloading of pipes for the following diameters and specified thickness of plate as noted below including bailing out of water wherever necessary(Contractor will make his own arrangements for procuring water for testing). 762.00mm diax7.1mm thick

code07 - Manufacturing, providing trasporting rolling, lowering laying jointing and commissioning of ERW(Electric Resistance Welded)/SAW (Submerged Arc Welded) MS pipes of Outer dia (Fe-410 grade) conforming to IS3589-2001 with latest amendments, including perfect linking and welding of joints to correct position cost of the pipes conveyance, lead, lift charges 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 inside with CM 1:1.5 lining of minimum 10mm thick for pipes upto 610mm OD and with minimum 12mm thick beyond 610mm OD and out side with minimum 25mm thick coating in CM 1:3 over 50x50mm weld mesh of 13 gauge including loading and unloading of pipes for the following diameters and specified thickness of plate as noted below including bailing out of water wherever necessary.(Contractor will make his own arrangements for procuring water for testing). 610.00mm diax7.1mm thick

code08 - Manufacturing, providing, trasporting, rolling, lowering, laying, jointing and commissioning of ERW (Electric Resistance Welded) / SAW (Submerged Arc Welded) MS pipes of Outer dia (Fe-410 grade) conforming to IS 3589-2001 with latest amendments, including perfect linking and welding of joints to correct position, cost of the pipes, conveyance, lead, lift charges, 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 inside with CM 1:1.5 lining of minimum 10mm thick for pipes upto 610mm OD and with minimum 12mm thick beyond 610mm OD and out side with minimum 25mm thick coating in CM 1:3 over 50 x 50mm weld mesh of 13 gauge, including loading and unloading of pipes for the following diameters and specified thickness of plate as noted below, including bailing out of water wherever necessary. (Contractor will make his own arrangements for procuring water for testing). 323.9mm dia x 6.4mm thick

code09 - Manufacturing, providing, trasporting, rolling, lowering, laying, jointing & testing and commissioning of MS specials of minimum 8mm thick such as bends, tail pieces, reduces etc. conforming to IS-7322:1985 with latest amendments and including perfect linking and welding of joints to correct position includng cost and conveyance of materials with all lead and lifts, cost 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 coat 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 minium 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 the pipes for the following category to suit PSC / MS / CI / AC / DI / PVC pipes. The weight of MS shell only by considered before lining and coating for arriving at the rate. The thickness of plate will be specified by the engineer. upto 500mm dia

code10 - Manufacturing, providing, trasporting, rolling, lowering, laying, jointing & testing and commissioning of MS specials of minimum 8mm thick such as bends, tail pieces, reduces etc. conforming to IS-7322:1985 with latest amendments and including perfect linking and welding of joints to correct position includng cost and conveyance of materials with all lead and lifts, cost 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 coat 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 minium 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 the pipes for the following category to suit PSC / MS / CI / AC / DI / PVC pipes. The weight of MS shell only by considered before lining and coating for arriving at the rate. The thickness of plate will be specified by the engineer. above 500mm dia

code11 - Providing and fixing DI Resilient seated soft sealing SLUICE VALVE of variouis dia. with body bonnet of Ductile Iron (DI) conforming ti IS-1865 with the latest amendments and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 with the latest amendments only. The stem sealing should be with toroidal sealing rings (minimum 2 " O " rings). Body and bonnet should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work.-600mm dia

code12 - Providing and fixing DI Resilient seated soft sealing SLUICE VALVE of variouis dia. with body bonnet of Ductile Iron (DI) conforming ti IS-1865 with the latest amendments and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 with the latest amendments only. The stem sealing should be with toroidal sealing rings (minimum 2 " O " rings). Body and bonnet should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work-300mm dia

code13 - Providing and fixing DI Resilient seated soft sealing SLUICE VALVE of variouis dia. with body bonnet of Ductile Iron (DI) conforming ti IS-1865 with the latest amendments and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 with the latest amendments only. The stem sealing should be with toroidal sealing rings (minimum 2 " O " rings). Body and bonnet should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work-150mm dia

code14 - Providing and fixing DI Resilient seated soft sealing SLUICE VALVE of variouis dia. with body bonnet of Ductile Iron (DI) conforming ti IS-1865 with the latest amendments and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 with the latest amendments only. The stem sealing should be with toroidal sealing rings (minimum 2 " O " rings). Body and bonnet should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work-100mm dia

code15 - Providing, fabricaing and fixing at site various diameters of MS Flanges as per IS standards to fix sluice valves as per sketch. The rate to include cost of all materials, labour, consumables, hire charges for tools and tackles, weldiing equipments etc. complete as per instructions of the Engineer in charge for-700mm dia x30mm thick

code16 - Providing, fabricaing and fixing at site various diameters of MS Flanges as per IS standards to fix sluice valves as per sketch. The rate to include cost of all materials, labour, consumables, hire charges for tools and tackles, weldiing equipments etc. complete as per instructions of the Engineer in charge for-600mm dia x25mm thick

code17 - Providing, fabricaing and fixing at site various diameters of MS Flanges as per IS standards to fix sluice valves as per sketch. The rate to include cost of all materials, labour, consumables, hire charges for tools and tackles, weldiing equipments etc. complete as per instructions of the Engineer in charge for-300mm dia x20mm thick

code18 - Providing, fabricaing and fixing at site various diameters of MS Flanges as per IS standards to fix sluice valves as per sketch. The rate to include cost of all materials, labour, consumables, hire charges for tools and tackles, weldiing equipments etc. complete as per instructions of the Engineer in charge for-150mm dia x16mm thick

code19 - Providing, fabricaing and fixing at site various diameters of MS Flanges as per IS standards to fix sluice valves as per sketch. The rate to include cost of all materials, labour, consumables, hire charges for tools and tackles, weldiing equipments etc. complete as per instructions of the Engineer in charge for-100mm dia x10mm thick

code20 - Providing, fabricating and fixing at site various diameter MS MJ ends to suit CI / DI pipe as per the sketch . The cost is inclusive of all materials, i.e, rubber 'O' rings, flanges, bolts and nuts, consumables, hire charges, tools and tackles, welding equipments, lead and lifts, etc. complete as per the instructions of Engineer in charge-300mm dia

code21 - 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

code22 - Disposal off the excess excavated earth of all types by vehicle including loading, unloading with all lead and lifts, labour, HOM of machineries etc. for:

code23 - 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 roller to achieve the desired density

code24 - Providing and laying Ductile Iron pipes of class conforming to IS 8329:2000 with latest amendments, conveying to work site rolling and lowering into trenches, laying true to line level and perfect linking at joints testing and commissioning, including loading and loading at both destinations cutting of pipes wherever necessary jointing with DI specials(excluding cost of specials)and rubber gaskets, cleaning the socket and spigot end with soap solution applying soft soap to the socket and spigot ends before insertion of rubber gaskets jacking and fixing in perfect conditions etc.The cost to include soap solution, soft soap, waste etc. and giving necessary hydraulic test to the required pressure as per ISS with all lead and lifts and cost of all jointing materials.(The contractor will make his own arrangements for water for testing. Earth work excavation in trenches to be measured and paid for eperately) Note:In sewerage projects for internal cement mortal lining (CML)of DI pipes, if High Alumina Cement (HAC) as recommended in Annexure B clause 16.3 of IS8329:2000 is considered in place of Slag or Sulphate Resistance Cement (SRC) the cost of pipes may be increased by 5-6% from the prices listed. For DI K9 pipes- 100mm dia

code25 - Providing S&SRCCSPUN/VIBRATED CAST PIPES (REINFORCED) pipes NP-Class onforming to IS:458-1988 with latest amentments using ordinary portland cement, for sanitary works and conveying to work site, rolling and lowering into trenches, laying true to line and level including loading and unloading at both destinations and jointing of pipes and specials, perfect linking of joints with jack to correct position including cost of jointing Materials, i.e, rubber rings conforming to IS:5382 for S&S RCC pipes, with all leads and lifts as directed and giving necessary hydraulic test as per ISS to the required pressure and commissioning etc. complete(Contractor will make his own arrangements for procuring water for testing)Before the execution of the work, the contractor shall carry RCC NP3 Class pipe of 300mm dia

code26 - 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- 1.3m depth

code27 - for every additional 0.1m up to 2M depth

code28 - 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- 2m depth

code29 - for every additional 0.1m up to 3M depth