SPECIAL REPAIRS/ REPLACEMENT TO OLD RUSTED PIPELINES TO CPVC PIPELINE AND CONNECTED WORKS AT MD ACCN OF OFFICERS P-15, P-85, P-16, P-18, P-65, P-54, P-55 AND SAILORS P-19, P-90, P-93, P-124, P125, P-126 AT INS MANDOVI UNDER GE (P) NAVY MANDOVI

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; not exc 10 sq m on plan and getting out in soft disintegrated rock complete all specified and directed.

Returning, filling in, including spreading levelling, watering and well ramming in layers not exc 25 cm in soft disintegrated rock complete all specified and directed.

Removing excavated surplus soil/ rock to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all specified and directed.

Taking up or down GI/ CPVC tubing/ pipe and connections of following sizes, including making good distrubed surfaces and removal from site complete all specified and directed.

20 mm dia bore

25 to 32 mm dia bore

40 to 50 mm dia bore

75/ 80 mm dia bore

Supplying and laying CPVC pipes, SDR 11 and plain CPVC SDR 11 fittings such as elbow, bend, socket, nipple, union and reducer socket etc, of following sizes, laying in trenches complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

40 mm outer dia

50 mm outer dia

80 mm dia bore

Supplying and laying CPVC pipes, SDR 11 and plain CPVC SDR 11 fittings such as elbow, bend, socket, nipple, union and reducer socket etc, of following sizes, fixing to walls/ ceilings or laying in floors complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

S & F in repairs ball valves, CPVC (Sch 80) suitable for pipes of following sizes complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

40 mm outer dia

50 mm outer dia

S & F in repairs non-return valves, CPVC suitable for pipes of following sizes complete all specified and directed.

20 mm outer dia

25 mm outer dia

32 mm outer dia

40 mm outer dia

50 mm outer dia

S & F in repairs non-return check valve, cast iron, of 80mm dia bore complete all specified and directed.

S & F in repairs sluice valve, made of cast iron body & wedge, SS 410 shaft, bronze seat and wedge ring, of 80mm dia bore, flanged, with handwheel operation, ISI marked complete all specified and directed.

S & F in repairs ball valves (float valves), high pressure of PTMT with epoxy coated aluminium rod & high-density plastic ball, screwed for iron pipe of following sizes complete all as specified and directed. (Minimum weight for : 25 mm - 455 gms, 40mm - 690gm),

25 mm dia

20 mm dia

M & L for providing valve chamber of size 1200 x 1200 x 1200 mm (internal dimensions) suitable for 150 mm dia bore sluice valve including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 3 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for providing valve chamber of size 900 x 900 x 900 mm (internal dimensions) suitable for 150 mm dia bore sluice valve including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 3 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for providing valve chamber of size 450 x 450 x 450 mm including brick masonry, necessary earth work and excavation, 75 mm thick foundation in PCC 1:4:8 using 40 mm graded stone aggregate, rendering 15 mm thick in CM 1:6 on internal walls and floors and upto 15 mm below ground level externally, coping in PCC 1:4:8 type B1 using 20 mm graded stone aggregate, MS sheet cover made out of 2 mm thick flat iron frame and bracing with locking arrangement and applying two coats of synthetic enamel paint including demolishing existing damaged chamber and removing debris to a distance not exc 50 mtr complete all as specified and directed.

M & L for providing road cutting of length upto 8 m wherever required with the help of hammer drilling (Breaker) and and making good disturbed surfaces with cement concrete/ bitumen complete all as specified and directed.

M & L for providing cast iron bends, tapers, tee pieces (single & double branch), any type and angle /radius and straight connecting pieces but all ends flanged including taking out old damaged/ rusted fittings complete all as specified and directed.

M/s.GOODWILL ELECTRICALS

N VENKATESWARLU

Ramesh Enterprises

OM SAI ELECTRICALS

SANTOSH CONSTRUCTION

Shree Ayyappa Engineering

Sagar Constructions