Directorate Of Municipal Administration Tender

code04 - Removing of existing filter media and other organic matter, PVC laterals, manifold, tees etc., complete from filter bed and conveying the same to convenient distance from filter unit and old gravel Stacking etc.. as directed for existing 5.67 MLD capacity output water treatment plant

code05 - Scrapping plaster in lime or cement motor from brick/ stone mansonry

code06 - Providing and filling Filter Media (Effective Size 0.4 mm to 0.6 mm & uniformitty coefficient 1.35 to 1.75 white quartz sand) to the filters as per CPHEEO specification and standards for existing 5.67 MLD & 2.27 MLD capacity output water treatment plants. (6.0x4.8x1.50)x2 Nos (3.3x4.2x1.50)x2 Nos Details of Filter Media. For exsisting filters- 2 Nos Fine sand - 0.4 mm to 0.6 mm - 900mm thick -

code07 - Course sand - 3 mm x 1 mm -150mm thick

code08 - Gravel - 6 mm x 3 mm - 100 mm thick

code09 - Gravel - 15 mm x 6 mm -100 mm thick

code10 - Gravel - 35 mm x 15 mm - 100 mm thick (50% replacement )

code11 - Gravel -50 mm x 35mm - 150 mm thick (50% replacement )

code12 - Supplying UNPLASTICISED PVC pipes conforming to IS 16098:2013 with latest amendments ended with integral sockets with ISI mark and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of UPVC pipes (with cost of elastomeric sealing rings) and specials (excluding cost of specials) with jointing of approved type, with all labour, lead & lifts, including encasing the pipes alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per ISS (contractor will make his own arrangements for procuring water for testing) etc. for:Pipes of SN 8, 110mm dia.