SPL REPAIR TO CI/DI/GI WATER PIPE LINES AT CANNON OFFRS MESS AND SARVATRA OFFRS MESS SCHOOL OF ARTY UNDER THE AOR OF GE DEVLALI

Excavation in trenches not exc.1.5 m wide and not exc 1.5 m depth for taking out and laying of water pipe line 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.

Removing of excavated material not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.

Taking up or down steel tubing and connection from excavated trenches or in walls or in floor etc 25 mm bore complete.

All as per Srl item No 4 above but 40 mm bore

All as per Srl item No 4 above but 50 mm bore

All as per Srl item No 4 above but 100 mm bore

Taking up or down DI tubing and connection from excavated trenches of 150 mm bore complete.

Supply , lay, connect and test GI tubing 25 mm bore medium grade ISI marked with all fittings laid in trenches etc complete all as specified and as directed.

Ditto- all as per item No 9 above but of 40 mm bore

Ditto- all as per item No 9 above but of 50 mm bore

Ditto- all as per item No 9 above but of 100 mm bore

Supply and laying Ductile iron pipes K-9 (tyton joint ) with spigot and socket ends centrifugally cast in any length with rubber tyton joint, laid in trenches of size 150 mm dia

Supply and fixing in repair gun metal globe or gate valve with iron wheel head screwed both end for iron pipe and fixed of 50 mm bore

Ditto- all as per item No 11 above but 40 mm bore

Ditto- all as per item No 11 above but 25 mm bore

Cutting the existing road surface i.e.surfacing WBM soiling any type of soil etc and making suitable trench of minimum 100mm x 60 cm deep along the cross section of road for laying GI/CI Pipe, returning refilling, filling and well ramming and removal of surplus surface soil to a distance not excedding 70 m and repair to road surface to match the existing specifications complete.

Cutting the existing CI/GI distribution main in position for taking out branch/tapping connection of up to 150 mm bore etc.

Supply & fix in repair mechanical joint ( CID joint) of following sizes:-

100 mm bore

150 mm bore

Supply and fix in repair/ installation and testing of cast iron sluice valve,heavy duty class-I, ISI marked, conforming to I S 14846, long body type, pressure type PN-1.6, flanged ends and drilled having brass steel spindle with iron head wheel at the top complete with and including nuts, bolts, washer, rubber gasket and jointing complete all as specified and directed of following sizes:-

100mm bore

150mm bore

M&L for 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 upto 200 mm to 300mm.

Construction of valve chamber with brick masonry in CM 1:6 of size 1200mm x 1200mmx 1200 mm(Internal diamension) with 15 cm thick PCC foundation in PCC 1:4:8 type D2 using ( 40 mm graded stone agreegrate ) 15 mm thick plaster in CM 1:6 , 3 mm thk MS sheet cover including 40x40x6 mm MS angle iron frame fixed in PCC coping made out with PCC 1:2:4 type B1 using ( 20 mm graded stone agreegate ) with neccessary locking arrangement and painted with two coats of synthetic enamel paint over a coat of red oxide primer on all exposed surfaces steel including necesary excavation and earth work in any type of soil , returning and filling in and raming and removal of surplus spoil and demolition of existing valve chamber all as specifieed and directed by Engineer-in-charge.

Construction of valve chamber with brick masonry in CM 1:6 of size 900mm x 900mmx 900 mm(Internal diamension) with 15 cm thick PCC foundation in PCC 1:4:8 type D2 using ( 40 mm graded stone agreegrate ) 15 mm thick plaster in CM 1:6 , 3 mm thk MS sheet cover including 40x40x6 mm MS angle iron frame fixed in PCC coping made out with PCC 1:2:4 type B1 using ( 20 mm graded stone agreegate ) with neccessary locking arrangement and painted with two coats of synthetic enamel paint over a coat of red oxide primer on all exposed surfaces steel including necesary excavation and earth work in any type of soil , returning and filling in and raming and removal of surplus spoil and demolition of existing valve chamber all as specified and directed by Enginee-in-charge.

Demolition of Concrete of any description and in any position not otherwise specifically provided for

M&L Providing Cement concrete in roof kerb or mud stops,rounded or chamfered on edges mm graded (12.5 mm) aggregate type B0 1:2:4 in roof kerbs or mud stops, rounded or chamfered on edges

Note: Amount of sch of credit of Rs.147200/-will be deducted from total amount of BOQ.