Bengaluru Water Supply And Sewerage Board Tender

code4 - 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 unloading 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 seperately) 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. K9 100mm dia ---- form of tender is mandatory

code5 - 300mm dia DI pipe K9 ---- form of tender is mandatory

code6 - 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 PowderCoating 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. For PN-10: (Note: TP set should be considered only for DI pipes estimate. For MS pipes estimates, TP sets cost of corresponding dia shall be deducted from the SR rates of valves and provision for corresponding dia MS flanges should be made in the estimate.) etc. complete 300mm dia ---- form of tender is mandatory

code7 - Providing Ductile Iron Push on special confirming to IS 9523:2000 All Socketed Bends 300mm diameter x 11 1/4 bend ---- form of tender is mandatory

code8 - 300mm diameter x 22 1/5 bend ---- form of tender is mandatory

code9 - 300mm diameter 45 bend ---- form of tender is mandatory

code10 - 300mm diameter 90 bend ---- form of tender is mandatory

code11 - 300mm X 300mm branch all socketed DI Equal Tees ---- form of tender is mandatory

code12 - Providing Ductile Iron Push on special confirming to IS 9523:2000 - All Socketed D.I. Un-Equal Tees 300mm X 100mm ---- form of tender is mandatory

code13 - Providing Ductile Iron Push on special confirming to IS 9523:2000 - All Socketed D.I. Reducers / Tapers 300 X 100 mm ---- form of tender is mandatory

code14 - Providing Ductile Iron Push on special confirming to IS 9523:2000 - All D.I. Flanged Socketed, D.I. Flanged Spigot, MS End Plates MS End Plates 300.00 mm ---- form of tender is mandatory

code15 - Providing Ductile Iron Push on special confirming to IS 9523:2000 - All D.I. Flanged MJ COLLAR 100.00 mm ---- form of tender is mandatory

code16 - 300mm dia same as ahove ---- form of tender is mandatory

code17 - 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 ---- form of tender is mandatory

code18 - Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead ---- form of tender is mandatory

code19 - 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 roller to achieve the desired density. ---- form of tender is mandatory

code20 - Providing and applying primer coat with SS1 grade Bitumen Emulsion on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70 kg/m2 using mechanical means. ---- form of tender is mandatory

code21 - Tack coat on Bituminous surfaceProviding and applying tack coat with RS1 bituminous Emulsion using emulsion pressure distributor at the rate of 0.20 kg/m2 on the prepared bituminous surface cleaned with mechanical broom ---- form of tender is mandatory

code22 - Bituminous Macadam Grading - I for traffic 20 MSAA Providing and laying bituminous Macadam with 120 tphcapacity hot mix plant batch type using crushed aggregates of specified grading premixed with bituminous binder VG-40 @ 3.3% 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 ---- form of tender is mandatory

code23 - Bituminous Concrete Grading I for traffic 20 MSAA 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 ---- form of tender is mandatory

code24 - 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. 10 hp pump ---- form of tender is mandatory

code25 - Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work ---- form of tender is mandatory