Extension of distribution network for Rehabilitation of houses affected due to the construction of Margao Western Bypass of NH 17 at village Verna of Nuvem constituency

Cutting the bituminous road for laying the pipeline in trenches including labour, tools, etc. and disposing the excavated excess material from the trench to a distance of 1000 metres, including making level the trench surface by utilising the serviceable material to the level of the top surface of road, by compacting, watering ramming with rolling with road roller after completion of laying of pipe and refilling the trenches etc. complete as per the direction of engineer in charge.;By Manual Means :;District Road, State highways, National highway and roads of similar standards

Earthwork in excavation by mechanical means (hydraulic excavator)/manual means in foundation pipeline trenches drain (not exceeding 1.5 m in width or 10 sq.m. on plan) including dressing of sides and ramming of bottoms lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 m.;All kinds of soil

Supplying at store or site of work including freight loading unloading and stacking at site Oriented PVC (PVC-O) ring fit type pipes having orientation class 500 conforming to ISO 16422-2014and IS 16647-2017 with integral homogeneous spigot having elastomeric sealing ring made of EPDM rubber ( one per pipe) . PN 16; Size in mm -OD;110

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 90 degree Bends.;Nominal Dia in mm;100

Supplying stacking at site and conveying hoisting, laying in position to correct line and level and linking joints of MS specials. fabricated from MS plate including cutting, bending, welding, procurement of plates, gas cutting to required size, rolling, tack welding, assembling in suitable length to form special, welding on automatic machine and forming V edge on both en ds of special as required, hydraulic pressure test at factory to the required test pressure conforming to IS : 3589-1991 including freight etc. complete I. With 10 mm -12 mm thick plate Tees, bends, reducers

Supplying cast iron fittings as per IS : 1538 -1993 including sealing rubber gasket (NR) CI Compression glands and coated MS Nuts bolts.; Mechanic al Compression Collar Coupling ;Nominal Dia in mm;100

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;80

Supplying at store or site of work including freight transit insurance carting loading unloadingstack ingetc. Ductile Iron double flanged manually operated Sluice valve generally confirming to IS 14846-2000 non rising spindle type (soft seated) resilient seated with Body Bonnet of Ductile Iron of grade GGG40 or SG 400/12 400 /15 500/7 or equivalent grade as per IS 3896 part 2- 1985 and subsequent revisions Wedge fully rubber lined with food grade EPDM( WRAS approved) and seals of NBR spindle stem SS/AISI 410 and having glandless operation. The valve should be vacuum tight 100% leak proof with face to face dimensions as per IS14846-2000 or BS 5163- 89 or DIN 3202-F4. The valves shuld be coated with electrostatic Powder/ Epoxy Coating on both inside and outsideminimum 250 microns thickness of blue color RAL5017/5005 suitable for drinking water and shall have pocket less body passage. The flanges shall be Drilled as per IS: 1538 with latest amendments. The valve shall be supplied with Hand Wheel for operation (by-pass and geararrangements for sizes above 400mm dia) and relevant Test & Guarantee certificates. TYPE P.N. 1.0 (Class A);Nominal Diameter in mm;100

Supplying at store or site of work including railway freight carting loading unloading stacking etc. C. I. single large orifice air valve( fig S2)confirming to IS 14848/2000 with suitable connections as directed by Engineer -In- Charge for working pressure of 16kg/sq.cm. (Class A);Dia in mm;25

Conveying carefully from stack at site 250m from both sides rolling and lowering in trenches laying true to line and level and perfect linking for joints for P.V.C / H.D.P.E complete in all respects as per the direction of the engineer in-charge;110 mm OD