REPAIR / REPLACEMENT OF OLD RUSTED CI/DI PIPE LINES, VALVES, VALVE CHAMBERS AND ALLIED WORKS AT TALBEHAT MIL STN UNDER AGE(I) TALBEHAT

Amount

Excavation in soft/loose soil trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr deep and getting out incl old U/s cable cover of any type , taking out/laying/cleaning/repairing of CI/GI pipe line, cable etc including making good to disturbed surfaces complete all as specified and directed.

Returning, filling in & including spreading, levelling & well ramming in layers not exceeding 25 cm thick as in soft/loose soil complete all as specified and directed.

Removal of surplus soil to a distance not exceeding 50 mtr depositing where directed at a level not exceeding 1.5 mtr above ground level complete all as specified and directed.

Cutting of hard standing/road for crossing of pipe line as per the authorized width for taking out/laying/cleaning/repairing of CI/GI pipe lines all as directed including making good the disturbed surfaces and cut to match with the existing surface either with bituminous macadam or with PCC 1:2:4, type B-2(using 40mm graded crushed stone aggregate) complete all as specified and directed.

Taking up existing CI/DI pipe line (including all fittings) with spigot and socket/ Flanged ends for reusing and removal of unserviceable part from the site including burning out joints and recovering lead complete all as specified and directed for the following sizes/bores of pipes:-. (Earth work shall be measured and paid separately).

200 mm bore dia

150 mm bore dia

100 mm bore dia

80 mm bore dia

Laying only in trenches DI/ CI pipe with spigot and socketed ends complete after cleaning properly/thoroughly & removal of all blockage removing all silt and deposited organics inside using bamboo or rod with brush complete all as specified and directed for the following sizes/bore of pipes :-

200 mm bore dia

150 mm bore dia

100 mm bore dia

80 mm bore dia

Supply & laying in trenches ductile iron (DI) pipe 200mm bore dia with spigot and socketed ends centrifugally cast class 'K-9' in any length laid in trenches complete all as specified and directed.

M&L for actual detecting the leakage of existing CI /DI pipe any type including excavation upto one cum and repairing the joint with new lead & jute/wool refixing after testing for leakage proof pipe line and including returning filling and making good to disturbed surface complete for following bore of CI/DI pipe line :-

200 mm bore dia

150 mm bore dia

100 mm bore dia

80 mm bore dia

M&L for rubber gasket joint suitable for DI/CI pipe and fittings with size of nuts, washer & bolts etc complete all as specified and directed for the following sizes :-

200 mm bore dia

150 mm bore dia

100 mm bore dia

M&L for upto 150mm bore Ductile iron (DI)/ Cast iron (CI) fittings such as bends (any type, radius and angle) tapers any type,(straight, bend, increasing, decreasing or double socket etc) tee pieces single branch, “Y” junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and directed.

M&L for 200mm bore ductile iron (DI) fittings such as bends (any type, radius and angle) tapers any type,(straight, bend, increasing, decreasing or double socket etc) tee pieces single branch, “Y” junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs complete all as specified and directed.

M&L for actual detecting the leakage of existing GI pipe line any type laid in trenches/ wall/ floor including excavation upto one cum taking out existing pipeline and repair including replacement of GI fitting such as tee, socket, reducer, elbow, union, etc complete and refixing after testing for leakage proof pipe line and including returning filling and making good to disturbed surface complete for following bore of GI pipe line :-

80 to 40 mm GI pipe

15 to 25 mm GI pipe

S&F Gun metal gate valve ISI marked with iron wheel head screwed both ends for iron pipes and fixed for the following sizes including taking down of unserviceable gate valves:- Make : Zoloto/Seico/Jindal/Upadhaya/Venus

50mm bore

40mm bore

25mm bore

20mm bore

15mm bore

Supply, fixing, jointing and testing in repair of cast iron sluice valve class I (ISI MARKED) PN-1 type latest IS 14846-2000 flanged ends, drilled having stainless steel spindle with cast iron wheel head at top complete with nuts, bolts, washer and rubber gasket etc complete including taking down unserviceable sluice valve complete all as specified and directed for following bore of CI pipe line :-

200 mm bore dia

150 mm bore dia

100 mm bore dia

80 mm bore dia

M&L for valve pit chamber in repair of size 1050mm x 1050mm x 1050mm (internal dimension) complete including excavation and earth work, PCC 1:4:8, type D-2 using 40mm graded stone aggregate, brick work in cement mortar 1:6, plastering in cement mortar 1:4 (internally) and including 3mm thick mild steel sheet cover and painting with two coat of synthetic enamel paint over a coat of red oxide primer including dismantling of old damaged chamber complete all as specified and directed.

All as per item No 15 above but size of valve chamber is 900 x 900 x 900 mm (internal) and all as specified and directed.

Note :- Debris obtained from all items should be removed in low lying areas as directed by Engr-in-charge out of MOD Land. (Rates quoted for items are deemed to be included for this, where removal of debris in the items is not considered.)

HARNAM SINGH ANIL SINGH

M/S SACHENDRA KUMAR JAIN