REPAIR/REPLACEMENT/MAINT OF DI/CI/PPR RISING MAIN, GI DISTRIBUTION MAIN, DAY TO DAY COMPLAINTS, LEAKAGE JOINTS AND ALLLIED WORKS AT HQ AREA AND SMQ AREA AT AF STN DIGARU.

Amount

Taking up/out CI/DI /GI water mains including all fittings with spigot and socketed ends or flanged ends including burning out lead joints or dismantling flanged joints for pipe of 150 mm bore complete all as specified and directed by Engr-in-Charge.

Taking up or down steel water tubing of following bore from trenches or walls etc. complete all as specified and directed by Engr-in-Charge. Note: Excavation and earth work shall be measured and paid separately.

All as per Sl item No 2.00 but Pipe of size 15 mm bore

All as per Sl item No 2.00 but Pipe of size 20 mm bore

All as per Sl item No 2.00 but Pipe of size 25 mm bore

All as per Sl item No 2.00 but Pipe of size 40 mm bore

All as per Sl item No 2.00 but Pipe of size 50 mm bore

Supply and fixing Ductile Iron Pipes of size 150 mm dia with Spigot & Socket end, Class K-9 conforming to IS: 8329/2000 suitable for (push-on) rubber gasket jointing with centrifugally applied inside cement mortar lining with Portland Slag Cement and external Metallic Zinc Coating with a finishing layer of Epoxy Resin (Blue Epoxy) coating on external surfaces . The standard lengths of the pipes are 5.5 and 6.00 meter .

Supply & Laying Galvanized steel water tubing, medium grade of following bore, screwed and socketed joints with and including all required fittings as in trenches old and new location, under road etc. complete all as specified and directed.

All as per Sl item No 4.00 but Pipe of size 15 mm bore

All as per Sl item No 4.00 but Pipe of size 20 mm bore

All as per Sl item No 4.00 but Pipe of size 25 mm bore

All as per Sl item No 4.00 but Pipe of size 40 mm bore

All as per Sl item No 4.00 but Pipe of size 50 mm bore

M & L CI/DI fittings of size upto 150 mm bore for spigot and socketed pipes e.g. Bends (any type, radius and angle). Tapers any type (Straight, end, increasing, decreasing or double socket etc). Tee pieces single branch, 'Y' junctions double branches, crosses (all sockets or socket and spigot or all end flanged) collars caps and plugs conforming to Is complete all as specified and directed. Note: Excavation, earth work, & joints shall be measured and paid separately).

Supply and fix MJ collar of size 150 mm dia for connection of new pipe with existing one complete all as per specified and directed by Engr-in-Charge.

Supply and fix MJ collar of size 100 mm dia for connection of new pipe with existing one complete all as per specified and directed by Engr-in-Charge.

Construction of brick masonry (full brick thick wall ) valve chamber, of 1050x1050x950mm size of internal diomension, PCC work with (1:4:8) type D2 . 150mm thick (using 40mm grade stone aggregate) for foundation complete with 3.00mm thick MS sheet cover and frame of MS angle iron 40x40x5mm with locking arrangement and painting with one coat of red oxide primer and two coats of synthetic enamel paint all as specified shall be plastering to internal and exposed surfaces of the chamber, in CM(1:4) 15mm thick and PCC coping (1:2:4) type B-1, 50mm thick complete all as per specified and directed by Engr-in-Charge.

Supply and fix in replacement of sluice valve 150 mm dia ISI marked PN 1.6 flanged both ends with brass spindle ,CI hand wheel complete with all necessary nut bolts rubber gasket etc. complete all as per specified and directed.

Supply and fix in replacement of sluice valve 100 mm dia ISI marked PN 1.6 flanged both ends with brass spindle ,CI hand wheel complete with all necessary nut bolts rubber gasket etc complete all as per specified and directed.

Supply and fix in replacement of sluice valve 200 mm dia ISI marked PN 1.6 flanged both ends with brass spindle ,CI hand wheel complete with all necessary nut bolts rubber gasket etc. complete all as per specified and directed.

Taking out old u/s gate valve of sizes 20 mm, 25 mm, 40 mm, 50 mm complete all as per specified and directed.

M&L in repalcement Gun metal globe/gate valve (ISI marked) of size 15 mm dia with iron wheel head , screwed both end for pipes or for unions complete with all accessories including taking down unserviceable valve complete all as per specified and directed.

All as per Sl item No 13.00 but size 20 mm dia

All as per Sl item No 13.00 but size 25 mm dia

All as per Sl item No 13.00 but size 40 mm dia

All as per Sl item No 13.00 but size 50 mm dia

M & L in replacement of u/s non return CI valve with GM working parts 150 mm dia PN-1.6 with nut,bolts,rubber gasket etc. ISI marked complete all as specified and directed and taking down unserviceable one.

M & L in replacement of u/s non return CI valve with GM working parts 100 mm dia PN-1.6 with nut,bolts,rubber gasket etc ISI marked complete all as specified and directed and taking down unserviceable one.

M & L in replacement of u/s non return CI valve with GM working parts 200 mm dia PN-1.6 with nut,bolts,rubber gasket etc ISI marked complete all as specified and directed and taking down unserviceable one.

M & L in replacement of u/s butterfly valve 100 mm lever operated IS 13095 including nut, bolt, gasket etc. complete all as specified and directed.

M & L in replacement of u/s butterfly valve 150 mm lever operated IS 13095 including nut, bolt, gasket etc. complete all as specified and directed.

S&F in replacement of old unservicable submersible pump controller in sheet enclosure type MU-G for three phase AC ,415 V,50 Hz motor of capacity 30 Hp/22.5 KW with relay range 30-50 Amps complete all as specified and directed by Engr-in-Charge.

Boring of holes under road,pavement hard standing by trenchless technology using ultrasound technique and necessary machine including HDPE pipe of 150 mm dia of length appx 10 RM suitable for 0.4 map working pressure complete all as specified and directed by Engr-in-Charge.

Excavation in trenches for taking out, laying of pipes not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth and getting out in soft/loose soil complete all as specified and directed.

Returning filling in trenches, including spreading, levelling, watering and well ramming in layers not exc. 25 cm complete all as directed. Note: Surplus spoil shall not be removed but left protrude over the trench.

Removing excavated soil n.exc 50 Mtr and depositing where directed at a level n. exc 1.5 Mtr above the starting point complete all as specified and directed by Engr-in-Charge.

M/s Ravi Enterprise

M/s Dhruv Enterprises