REPAIR/REPLACEMENT OF OLD RUSTED, DAMAGED PIPE LINE, CONNECTED ITEMS AND URGENT REPAIRS IN TECHNICAL AREA AT AF STN JODHPUR UNDER AGE E/M, GE (AF) NO 2 JODHPUR

Amount

Excavation in trenches, not exc 1.5 m wide and n. exc 1.5 m depth, or n exc 10 Sqm on plan and n exc 1.5 m in depth for foundations, shafts, wells, cesspits, manholes, pier holes, for foundations of poles, struts, stays etc. or laying underground cable and water supply pipe lines etc. in hard/dense soil, & getting out including taking out old brick or precast cable cover complete all as specified and directed by Engineer-in-Charge.

Returning, filling in, including spreading, leveling watering and well ramming in layers n.exc 25 cm in soft/loose soil complete all as specified and directed by Engineer-in-charge.

Removal of excavated soil/ material to a distance not exc 50 metre and depositing where directed at a level not exc 1.50 metre above the starting point complete all as specified and directed by Engineer-in-charge.

Taking up or down 15mm bore galvanised steel water tubing including connections, fixed in walls, ceiling or laid under floor or laid in trenches etc complete all as specified and directed by Engineer-in-charge. Note :-Excavation and earthwork shall be measured and paid for separately.

All as per Srl item No 4 above but 20 mm dia bore.

All as per Srl item No 4 above but 25 mm dia bore.

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

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

All as per Srl item No 4 above but 80 mm dia bore.

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

All as per Srl item No 4 above but 150 mm dia bore.

S&F 15mm bore galvanized steel water tubing medium grade with & including all fittings and fixed complete to walls and ceilings or laid in floors / trenches complete all as specified and directed by Engineer-in-charge.

All as per Srl item No 12 above but 20 mm dia bore.

All as per Srl item No 12 above but 25 mm dia bore.

All as per Srl item No 12 above but 40 mm dia bore.

S&F 50mm bore galvanized steel water tubing medium grade with & including all fittings, laid in trenches complete all as specified and directed by Engineer-in-charge.

All as per Srl item No 16 above but 80 mm dia bore.

All as per Srl item No 16 above but 100 mm dia bore.

Supplying, laying, jointing, commissioning and testing 100mm bore centrifugally cast (Spun) ductile iron pressure pipe with spigot and socketed ends class K-7, confirming to IS : 8329/2000 blast furnace slag cement with portland cement properties suitable for rubber gasket jointing / tyton joints with inside cement mortar lining and black bitumen external coating, duly (ISI marked) laid in trenches complete all as specified and directed by Engineer-in-Charge. Note :- (i) DI fittings shall be measured and paid separately under respective items (ii) Pipes shall be laid in trenches already excavated for taking out old GI pipe line. Extra excavation / earthwork shall not be paid.

All as per Srl item No 19 above but 150 mm dia bore.

S&F in replacement gun metal globe or gate valve 20mm bore with iron wheel head, screwed both ends for iron pipes complete all as specified and directed by Engineer-in-charge.

All as per Srl item No 21 above but 25 mm dia bore.

All as per Srl item No 21 above but 40 mm dia bore.

All as per Srl item No 21 above but 50 mm dia bore.

Supplying, fixing and testing in replacement of 80mm bore cast iron sluice valve with langed ends drilled ISI marked class PN - 1.6 conforming to IS 14846-2000 with stainless steel spindle with iron wheel, CI gate with brass nut, bolts, washers and rubber packing for connecting pieces etc complete all as specified and as directed by Engineer-in-Charge.

All as per Srl item No 25 above but 100 mm dia bore.

All as per Srl item No 25 above but 150 mm dia bore.

S&F Cast iron non return valve / reflux valve with rubber seat flanged type with by pass arrangement suitable for 80mm bore pipe, ISI marked, conforming to IS- 5312/2004 with stainless steel spindle, CI gate with brass nuts, bolts, washers and jointing with necessary ruber gasket etc complete all as specified and directed by Engineer-in-charge.

Supplying & fixing DI fittings confirming to IS-9523-2000 suitable for spigot & socketed pipes 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 collar, caps and plugs etc. suitable for spigot and socketed pipes upto 150 mm bore, complete, all as specified and directed by Engineer-in-charge.

M&L for Construction of brick masonry valve pit, in repair, of internal size 90cm x 90cm x 90cm including necessary excavation and earth work in soft/loose soil, brick work, plastering, white wash, PCC coping, MS frame made out of angle iron of size 40mmx40mmx6 mm, MS sheet cover of 3 mm thick fixed to angle iron frame by means of hinges welded to frame and painting with 2 coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces and grouting the frame in PCC 1:2:4 type B-1 including handle and locking arrangement with one number 50 mm dia brass pad lock , complete all as specified and directed by Engineer - in - Charge Note :- (i) Brick wall shall be 23 cm thick built in cement mortar (1:4) (ii) Internal plaster shall be 15 mm thick in cement mortar (1:4) and external plaster upto 450mm from top shall be 20mm thick in CM (1:6) and remaining external surface shall be flush pointing in CM (1:6) as the work proceeds. (iii) PCC in foundation shall be 15 cm thick in cement concrete (1:4:8) type D2 using 40 mm graded stone aggregate extended 15 cm all around from the external face of the walls. (iv) PCC coping shall be 15 cm thick in cement concrete ( 1:2:4) type B1 using 20 mm graded stone aggregate including grouting of angle iron frame in PCC. (v) Three coats of white wash to internal surfaces of valve pit. (vi) Depth of valve pit shall be reckoned from the top of PCC in foundation.

All as per Srl item No 30 above but internal size 110cm x 110cm x 90cm

All as per Srl item No 30 above but internal size 150cm x 150cm x 110cm

Demolition and dismantling of Concrete in ground floors and pavings n exc 15 cm thickness

M&L of Cement concrete type B- 2, 1:2:4 (40mm graded aggregate)

SHOBHIT BUILDERS

Siddharth Constructions

Rajendra Engineering Works

SPAGE Consultants

INDO CONSTRUCTION

BHADU BUILDERS

L C ASSOCIATES