Provision of new Pipe Line at Ward No.17,18,23 Mariyappa Pillai Colony, Nanaparappu, Vadivelampalayam, Kothai Nagar,Supply and Fixing Of Gate Valve Fixing at Ward No.16 Sempadapalayam 5inch DI Gate Valve 5 Nos, 5inch DI NRV Gate Valve 2 Nos

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Supply and delivery of the following PVC pipes, Materials and Specials including loading & unloading and conveyance charges etc., complete.

75mm PVC Pipe

110mm PVC Pipe

75mm PVC Tee

110mm PVC Tee

75mm PVC End Cap

110mm PVC End Cap

Removing the burst P.V.C./ HDPE Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers Sl.no 14c. WD-W0576 P.No:180

Refilling for pipeline works as having bed width of 1.25m and below on linear measurement basis SOR VOL II P.no 191

Supply and delivery of DI D/F Gate (sluice) valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or GGG 50, Wedge fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All the valves should be with electrostatic powder coating both inside and out side with pocket less straight through body passage. All the valves are to be compatible for buried application with pressure rating PN 10/16 and with 5 years warranty

150mm dia DI Sluice

Manufacture, Supply and Delivery of DI D/F Slanted seat Swing Check Valve. Body of ductile cast iron of Grade GGG 40 or GGG 50 and disc of ductile cast iron GGG 40 or GGG 50 with fully encapsulated EPDM rubber, where both faces can be used. Electrostatic epoxy powder/liquid coating (EP-P) inside and outside color blue RAL 5005 with minimum coating thickness of 250 microns. The EPDM rubber & Epoxy Powder should be approved by W 270. (EP-P) it is a resi-coat powder approved for drinking water application, applied through fusion bonding process by dipping the shot-blasted casted components heated up to 200 deg C). Face to face dimensions as per EN558-1, series 48 and flange connections as per EN 1092-2/IS 1538 and with 5 years warranty

125mm dia DI - NRV

Fitter (Pipe laying) I Class.Ref- TWAD -S.No.16 Page No.186

Fitter (Pipe laying) II Class. Ref- TWAD -S.No.16 Page No.186

Mazdoor Category I. Ref- TWAD -S.No.16 Page No.186

Bharathi Construction (BID ID -1427272)