Bengaluru Water Supply And Sewerage Board Tender

004 - Earth work excavation for pipeline trenches in all kinds of soils by mechanicalmeans as per drawing and technical specifications, including setting out,construction of shoring, strutting, barricading, caution lights, bracing, usingsight rails & bonding rods at every 100 mm wherever necessary as directed,removal of stumps and other deleterious matter, dressing of sides and levellingthe bottom of trench to the extent required , utilising the available excavatedearth locally for the work etc., and all other appurtenances complete in the following strata. All kinds of soils. 1.50 mtr to 3.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

005 - Earth work excavation for pipeline trenches by mechanical means as perdrawing and technical specifications, including setting out, constructionof shoring, strutting, barricading, caution lights, bracing, using sight rails& bonding rods at every 100 mm wherever necessary as directed, removalof stumps and other deleterious matter, dressing of sides and levelling thebottom of trench to the extent required , utilising the available excavated earthlocally for the work and all other appurtenances to complete in the followingstrata. Ordinary/soft rock (without requiring blasting) 1.50 mtr to 3.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

006 - Earth work excavation for pipeline trenches in all kinds of soils by mechanicalmeans as per drawing and technical specifications, including setting out,construction of shoring, strutting, barricading, caution lights, bracing, usingsight rails & bonding rods at every 100 mm wherever necessary as directed,removal of stumps and other deleterious matter, dressing of sides and levellingthe bottom of trench to the extent required , utilising the available excavatedearth locally for the work etc., and all other appurtenances complete in the following strata. All kinds of soils. 3.00 mtr to 4.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

007 - Earth work excavation for pipeline trenches by mechanical means as perdrawing and technical specifications, including setting out, constructionof shoring, strutting, barricading, caution lights, bracing, using sight rails& bonding rods at every 100 mm wherever necessary as directed, removalof stumps and other deleterious matter, dressing of sides and levelling thebottom of trench to the extent required , utilising the available excavated earthlocally for the work and all other appurtenances to complete in the followingstrata. Ordinary/soft rock (without requiring blasting) 3.00 mtr to 4.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

008 - Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED)pipes NP-3 Class conforming to IS:458-1988 with latest amentmentsusing ordinary portland cement, for sanitary works and conveyingto work site, rolling and lowering into trenches, laying true to lineand level including loading and unloading at both destinations andjointing of pipes and specials, perfect linking of joints with jack tocorrect position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts asdirected and giving necessary hydraulic test as per ISS to the requiredpressure and commissioning etc. complete. (Contractor will make hisown arrangements for procuring water for testing). Before the executionof the work, the contractor shall carry out the survey. RCC NP3 Class pipe of 300 mm dia ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

009 - 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 ofapproved quality and with an offset of 0.15M alround thechamber.Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks ofapproved quality, plaster inside and out side with CM 1:3, 12mm thick,except for the conical surface outside where the plaster thickness shall be20mm. Slope inside to be 1:6 in the concrete towards central drain andfinished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mmand 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 befixed 30cms apart and on CC block embeded to masonry wall. The wholeworks include watering, curing, barricading, danger lighting, pouringtar 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 and rates quoted shall be exclusive of GST

010 - above 2.00 mtr to below 3.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

011 - 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 ofapproved quality and with an offset of 0.15M alround thechamber.Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks ofapproved quality, plaster inside and out side with CM 1:3, 12mm thick,except for the conical surface outside where the plaster thickness shall be20mm. Slope inside to be 1:6 in the concrete towards central drain andfinished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mmand 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 befixed 30cms apart and on CC block embeded to masonry wall. The wholeworks include watering, curing, barricading, danger lighting, pouringtar 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. & 3.0 M depth includ. SFRC F&C ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

012 - above 3.00 mtr to below 4.00 mtr depth ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

013 - Dismantling the damaged or collapsed Machinehole ,conical in shape,and reconstructing the same for the same dimensions, with machinemade wire cut brick in CM 1:4 with ordinary portland cement etc. asper design and specifications. The existing ring, cover and CC beedingto be used. For 1.2M dia: 1.00 mtr ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

014 - Refilling available earth around trenches/pipelines, cables in layersnot exceeding 20 cms in depth, compacting each deposited layer byramming 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 and rates quoted shall be exclusive of GST

015 - Providing, laying, spreading and compacting graded stoneaggregate to wet mix macadam specification includingpremixing the Material with water at OMC in mechanical mixplant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course onwell prepared surface and compacting with vibratory roller toachieve the desired density. ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

016 - Providing PVC ringtite pipes conforming to IS 4985:2000 with latestamendments and conveying to worksite, rolling and lowering intotrenches, laying true to line and level and perfect linking at joints, testingand commissioning, including loading unloading at both destinationsand cuts of pipes wherever necessary including jointing of PVC pipesand specials (excluding cost of specials) with jointing of approvedtype, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selectedearth available from the excavation etc. complete and giving necessaryhydraulic test to the required pressure as per ISS (Contractor will makehis own arrangements for procuring water for testing) etc. complete For: PVC pipes 110mm dia., 6 kg/sqcm & class 3 ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

017 - Supply and delivery at site special moulded variety PVC elbows as perIS 7834/ 1987 and fabricated as per IG124/ 1984 with ISI mark withits latest amendments 110 mm dia PVC Elbows ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

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

019 - Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

020 - SFRC MH Circ. 560 Frame+Cover HD ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST

021 - Providing and laying in position Cement Concrete for levelling course forall works in foundation. The granite/trap/basalt crushed graded coarseaggregates and fine aggregates as per relevant IS Codes machine mixed, laid inlayers not exceeding 150 mm thickness, well compacted using plate vibrators,including all lead & lifts, cost of all materials of quality, labour, Usage charges ofmachinery, curing, and all the other appurtenances required to complete thework 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 and rates quoted shall be exclusive of GST

022 - Supplying and providing stone dust in the station yard or wherever required includingwatering, ramming, consolidating and dressing. The rateincludes the cost of material, labour charges, required toolsand plants etc., complete. Work shall be carried out as perthe instructions of Engineer-in-charge of works as per thestandard procedure. ---- Amount put to tender is exclusive of GST and rates quoted shall be exclusive of GST