SPECIAL REPAIR TO PIPE LINE OF KAREN LINE, OFFICERS ENCLAVE AND TRINETRA AREA UNDER GE PANAGARH

Amount

Excavation in trenches n exc 1.5 m wide & n exc 1.5 mtr deep in soft/loose soil for taking out pipe & laying of pipe & getting out for diverting of CI pipe line ,complete all as specified and as directed.

Returning, filling in, including spreading, leveling, watering & well ramming in layers n. exc 25 cm thick ,complete all as specified and as directed.

Removal of excavated soil to a distance not exc 50 m and depositing where directed at a level not exc 1.5 mtr above the starting point ,complete all as specified and as directed.

Taking up or down ( GI/MS/CI/DI tubing ) water main (incl all fitting) with spigot & socket ends and lead joints incl burning out & recovering lead from pipe of 25 mm bore for relaying / rerouting of serviceable pipe after cleaning, complete all as specified and as directed.

All as per item No 4 here-in- before but 40 mm bore.

All as per item No 4 here-in- before but 50 mm bore.

All as per item No 4 here-in- before but 80 mm bore.

All as per item No 4 here-in- before but 100 mm bore.

All as per item No 4 here-in- before but 150 mm bore.

M&L for DI pipe of 100 mm bore (flanged/non flanged) with spigot and socket end rubber gasket joint (titon) centrifugally cast class k-7 conforming to IS 8329-2000 laid in trenches/ on surface/ over masonry pillar and connection to old or new position, complete all as specified and as directed. Note: Cost of joint included in the qoted rate

All as per item No 10 here-in- before but 150 mm bore.

M&L for 25 mm bore GI Tubing medium grade in Trenches/ Floor/Pillar and connection in old or news position including fitting like socket /Union/Tee/Reducer Nipple etc ,complete all as specified and as directed. Note : Re-fixing of float valve inside the tank is included in this item only

All as per item No 12 here-in- before but 40 mm bore.

All as per item No 12 here-in- before but 50 mm bore.

All as per item No 12 here-in- before but 80 mm bore.

M&L for DI bend any type, radius and angles, tappers and type (straight, bend, increasing, decreasing, or double socket etc. Tee pipes single branch Y junction, double branch cross (all socket, socket and Spigot or flanged ends) collars, caps and plugs for the Pipes socket and Spigot. All socket and flanged upto bore of 150 mm complete all as specified and as directed. (Lead/gasket for fitting shall be measured and paid separately)

Taking down of existing US CI Sluice valve of any type upto 150mm bore complete all as directed.

S&F 100 mm bore CI Sluice valve PN – 1.6, IS 14846-2000 with Spindle Iron (Heavy duty) Wheel head and both ends flanged and MS nut bolts and washers and pair of rubber/fiber gasket and fixed in position, complete all as specified and as directed.

All as per item No 18 here-in- before but 150 mm bore

All as per item No 18 here-in- before but 80 mm bore

S&F in repair's 50 mm bore gate valve gun metal class-II screwed down high pressure with clutch handle screwed both ends for Iron pipe ,complete all as specified and as directed.

All as per item No 21 here-in- before but 40 mm bore

All as per item No 21 here-in- before but 25 mm bore

Material and Labour for constrution of valves pit chamber of size (900 mm x 900 mm x 900 mm, internal ) using PCC (1:4:8) 40 mm graded stone aggregate for foundation 15 cm thick , 23 cm thick wall in CM (1:4) 10 mm thick rendering all around the brick work with 1:6 cement motar PCC (1:2:4) type B1 coping with 20 mm graded agregate for grouting MS top sheet cover with locking arrangement including 50 mm pad lock with double key arrangement MS frame out of 40 x 40x 5 mm thick angle iron including paintaing of steel surface with two coats of synthetic enamel paint over a coat of red oxide primer finishing coat including necessary excavation in any type of soil, returing filling in and removal of surplus soil to adistance not exceeding 50 mtrs all as specified and including demolition / dismantling of existing craked valve chamber complete all as specifeid and as directed.

S&F in repair's Ball brass valve , high pressure, with polyethylene float and flynut complete, screwed for iron pipe or brass ferrule of 25mm bore, complete all as specified and as directed.

Schedule 'A' Part II Schedule of Credit

MS FORWARD BUILDERS E 32/10/KKD

M/S BISWAS AND KUNDU CONSTRUCTION

UNIQUE ENTERPRISE

UNITED BUILDERS

Prasur Electricals & Engineering Co.

S. N. ENTERPRISE