Bengaluru Water Supply And Sewerage Board Tender

code08 - 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

code09 - Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work

code03 - Providing and laying Ductile Iron pipes of class ----- conforming to IS 8329:2000 with latest amendments, conveyiing 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 ofall 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 ), thecost of pipes may be increased by 5-6% from the prices listed. 100mm dia DI Line

code14 - For K Air Valves of 100mm dia

code05 - 100mm dia

code04 - Supplying & fixing of DI Resilient seated soft sealing sluice valve with body, bonnet of ductile Iron of grade GGG50, Wedge fully rubber lined with EPDM & seals of NBR and the valves should be 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 toroldal sealing rings (Minimum 2 “O”-rings). All the valves should be with Electro static power coating both inside and outside with pocket less body passage. The rate is inclusive of cost of valve, T.P.Set, bolts & nuts and rubber insertions, excluding earthwork 300mm dia

code11 - 323.9mm dia = 400Mtr 7.9mm Thick

code01 - 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

code06 - Providing, fabrication, supply & fixing at site of various diameter MS MJ Ends to suit CI/DI pipes as per sketch. The cost is inclusive of all materials rubber 'O' ring, flanges, bolt & nuts,labour, consumables, hire charges for tools & tackles, welding equipment complete as per instructions of the Engineer in charge 300mm dia

code07 - 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 MS Line 20mm thick

code13 - Providing and fixing kinetic AIR VALVE of PN 16.0 for automatic discharge of accumulate air during working condition, conforming to IS 14845 / EN 1074-4. Body and bonnet of DI conforming to IS-1865 of grade GGG-40/50, seals are made of approved EPDM, SS 304 float, guide and internals. Flange drilling according to IS-1538 with appurtenances. complete. Body and bonnet shall be coated with electrostatically applied epoxy powder coating with a coating thickness of 250 micron both inside For K Air Valves of 200mm dia