Installation of 450 mm Control Valve near WRD Pump House in V.P. Dhargalim of Pernem Constituency.

Earthwork in excavation by mechanical means (hydraulic excavator)/ manual means in foundation pipeline trenches, drains not exceeding 1.5 m in width 10sq.m on plan including dressing of sides ramming of bottoms for all lift including getting out the excavated soil & disposal of surplus soil for all lead and in all types of soft stratas comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all varieties shingles, pebbles all types of conglomerates, laterite rocks, ordinary rocks, soft rock disintergrated rocks, fissured, shuttered/decomposed rock, weathered rocks and all such other materials as described under appendix A to these specification either in full or in parts as the case may be adopting any method / methods as may be convenient or permitted inclusive of chiseling, wedging etc, blasting prohibited and in all conditions such as dry , moist , foul, saturated submerged etc including providing barricading, danger lighting guarding and as per the direction of the Engineer-in-charge etc.

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking etc. Centrifugally cast, (spun) ductile iron pressure pipes (with socket/spigot ends) conforming to IS: 8329-2000 with cement mortar lining inside the pipe and outside zinc coat as per IS: 8329-2000 with up to date amendments suitable for jointing with rubber gasket known as TYTON joints. Class K-9 .; Nominal Diameter in mm ; 450

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. Cast iron double flanged manually operated Sluice Valve, generally conforming to IS:14846 - 2000, having body, door, dome, wedge in graded cast iron to IS:210 Gr. FG 200 min., four faces and spindle nut of leaded tin bronze to IS:318 Gr. LTB 2, inside screw of non-rising stainless steel AISI410, spindle, flanges drilled to IS:1538 Table 4 & 6. Valves tested by closed end method only (350mm and above will be fitted with BTB and Spur gear box and back seat bush.) etc. complete TYPE P.N. 1.6 (Class A); Dia in mm; 450

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.; Mechanical Compression Collar Coupling; Nominal Dia in mm; 450

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.; Flanged Socket Tail piece ( Flanged Adaptors); Nominal Dia in mm; 450

Hoisting laying cast iron sluice valves/butterfly valves/reflux valve of size given below at location in pipeline etc. .complete as directed as per IS:2685-1971 CLASS II & III.; Nominal diameter in mm.; 450

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. C. I. Double orifice type air valve confirming to IS1 4845/2000 with inbuilt isolating valve smallwith SS spindle and CI protective cap.Low pressure large orifice chamber with vulcanite coated timber ball resting on moulded rubber seating and chamber having CI cowl protection.High pressure chamber shall have rubber coated timber ball as float,having Float guides; and LTB or SS orifice nipple The body seat ring shall be of LTB as per IS 318 LTB2 or of SS. All nuts /bolts shall be of carbon steel of SS. The flange shall be drilled and faced ,as per IS1538(part 4 &6) suitable to working pressure of 16 kg /cm2 TYPE P.N. 1.6 (Class B); Dia in mm; 100

Supplying at store or at site of work cast iron specials for mechanical and push on flexible joints as per IS:13382 - 1992 including Sealing rubber gaskets (NR), CI compression glands and coated MS Nuts bolts.; Double Socket Branch Flanged Tee; Nominal Dia in mm; 450x450x100

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.; Leak Repair Clamp; Nominal Dia in mm; 450

Fixing C.I. Tamper proof Kinetic double orifice type air valve. Small orifice elastic ball resting on bronze orifice nipple and large orifice vulcanite ball resting on moulded seat ring with built in Kinetic features of isolating sluice valve of rating P.N. 1.6 with ISI mark mounted on a horizontal mounting operated by metered wheel gear suitable for working pressure of 10 kg / sq. cm; Nominal diameter in mm.; 100