Improvement of Water Supply Scheme Giana Block Talwandi sabo District Bathinda Under PRWSSIP 2a i

Carriage of Surkhi, sand, bajri, ballast, stone, boulders, kankar, building rubbish Carriage of material excluding initial lead of 5 Km (d) Filter Media (Av. Lead 355Km) Upto 40 Km (Item No. 5.2 (i))

41 km to 60 km

61 km to 150 km

151 Km to 355 Km

Providing & fixing C.I / D.I. Flanged end, stem of SS ( AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing & cost of Nut, Bolt & insertion sheet, all carriage complete ( with the approval of Engineer in-Charge). A) Class PN-1 as per ISI c) 150mm i/d (Item No. 28.27)

Providing & fixing CI/DI flanged end, stern of SS (AIS 1410) and Bronze (gunmetal) working parts sluice valves ISI marked 14846-2000 including jointing, testing cost of Nut, bolt & insertion sheet all carriage complete (with the approval of Engineer-in-charge) C) Special Quality sluice valve (PN 1.0/PN 1.6) of prmium range such as make kirloskar as approved by Engineer-in-charge. b) 100mm i/d Sluice Valves Socketted or Flanged (Item No. 28.27)

d) 150mm i/d Sluice Valves Socketted or Flanged

P/F ISI marked non return valves flanged end class pn-1.0 as per IS:5312/2004 in pipe line including jointing and cost of nutt bolt etc. complete. d) 150mm i/d (Item No. 28.31)

Providing and placing in horizontal layers filtering mei/d screened, washed and cleaned as described below :- a) Top layer :- Fine sand screened, cleaned and washed and graded (effective size 0.2 to 0.4mm with uniformity coefficient 2.00 to 3.00) from Pathankot or other approved source. (Item No. 28.51)

Taking out filter media (top to bottom layer) from filter beds, washing & replacing the same after washing in filter beds etc. complete in all respect. Top layer :- Fine sand screened, cleaned and washed and graded (effective size 0.2 to 0.4mm with uniformity coefficient 2.00 to 3.00) from Pathankot or other approved source. (Item No. NS)

2nd layer :- Coursed sand screened, cleaned and washed and graded from 3mm to 6mm (from Pathankot or approved equivalent quarry).

3rd layer :- Bajri screened, cleaned and washed and graded from 6mm to 20mm (from Pathankot or approved equivalent quarry).

4th layer :- Bajri (Coursed) screened, cleaned and washed and graded from 20mm to 25mm (from Pathankot or approved equivalent quarry).

Bottom layer :- Broken stone, screened, cleaned and washed and graded from 50mm to 75mm (from Pathankot or approved equivalent quarry).

Washing the false floor slabs with bruising & cleaning the cross drains etc. complete in all respect. (Item No. NS)

Supplying and fixing 250mm i/d Galvanized iron sheet floating arm 5.20 mtr long including sluice valve, survivel bend, floating drum, extended rod with hand wheel brackets and guides complete in all respects as per Public Health standard 250mm i/d (Item No. NS)

Provision for Top Jali ( OHSR 200 cum) (Item No. NS)

Providing proposed water connection to house hold with providing laying jointing, testing GI pipe lines 15mm i/d Average=4 mtr. B-class as per CSR 28.36(A), including cost of specials such as tees, bends, sockets, elbow etc. cutting, threading and testing in trenches in the ground and ISI marked 15mm i/d feffule as per IS : 2692 and 3" i/d clamp with c.i bib cock 15mm i/d as per IS:210 with stainless steel spindle of approved make as per CSR 30.65(b) (Item No. NS)

Repair of existing water connection to house hold with providing laying jointing, testing GI pipe lines 15mm i/d=1.50 mtr. B-class as per CSR 28.36(A), (Above GI) with specials including cost of specials such as tees, bends, sockets, elbow etc. cutting, threading and testing in trenches in the ground and ISI marked 15mm i/d feffule as per IS : 2692 and G.I. Nipple 150mm long with socket for conneting the existing connection pipe with ferrule. (Item No. NS)

Providing , installing , testing & commissioning one No. Electronically actuated , Diaphragm Operated, Metering System, Chemical Dosing Chlorinator, suitable for delivering 0.5 to 6.0 Litres of Bleaching powder solution/ Sodium Hypo Solution per Hour under maximum delivery pressure up to 7 Kg /sqcm and suction lift not less than 1.5m , as per DWSS standard specifications. IItem No. NS)

Provision for Painting/intallation of sign board. (Item No. NS)

Credit of Old sluice valves (3 No.) (for CWT) (Item No. NS)

Credit of. Old Floting Arm (2 No.) (Item No. NS)

Credit of Old sluice valves (1 No.) (For OHSR) (Item No. NS)