Special repair for replacement of old CI water supply pipe line with DI water supply pipe line near Vaidhay Marg and provn of bulk water meter under GE (Army) Suratgarh at Suratgarh Mil Stn

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 of poles, struts, stays etc. or laying underground cable and water supply / sewage pipe line etc. in soft / loose 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 out existing old rusted 350mm bore cast iron (CI) pipe fixed in walls, ceiling or laid under floor or laid in trenches etc including lead joints and fittings complete all as specified and directed by Engineer-in-charge. Note :- Excavation and earthwork shall be measured and paid for separately under respective items of BOQ.

Supplying, laying, jointing, commissioning and testing 350mm bore centrifugally cast (Spun) ductile iron pressure pipe with spigot and socketed ends class K-9, confirming to IS : 8329/2000 blast furnace slag cement with portland cement properties with inside cement mortar lining and black bitumen external coating, duly (ISI marked) including jointing material i.e. EPDM rubber gasket / tyton joints, 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 of BOQ. (ii) Pipes shall be laid in trenches already excavated for taking out old CI pipe line. Extra excavation / earthwork shall not be paid.

Supplying, fixing, commisioning and testing in replacement cast iron double orifice air release valve, ISI marked, IS:14845, PN 1.6 pressure rating with stainless steel float, suitable for 80mm bore water main, having flanged ends with two air outlets, ISI marked including 0.5 metre long GI pipe medium grade both end flanged and drilled, jointing material such as nuts, bolts, washers and rubber sheet etc complete all as specified and directed Engr-in-Charge. Note :- Excavation and earthwork shall be measured and paid for seperately under respective items of BOQ.

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 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 including taking our old DI fitting complete all as specified and directed by Engineer-in-charge.

Cutting existing water pipe line CI / DI 350mm and any addition / alteration, welding work, thread work and adding flanged and drilled for fixing of water meter / strainer including suitable nut bolts, washer, rubber gasket complete all as specified and directed by Engineer-in-charge. Note :- Blank flange will be measured and paid for seprately.

Cutting existing water pipe line CI / DI 200mm and any addition / alteration, welding work, thread work and adding flanged and drilled for fixing of water meter / strainer including suitable nut bolts, washer, rubber gasket complete all as specified and directed by Engineer-in-charge. Note :- Blank flange will be measured and paid for seprately.

Cutting existing water pipe line CI / DI 150mm and any addition / alteration, welding work, thread work and adding flanged and drilled for fixing of water meter / strainer including suitable nut bolts, washer, rubber gasket complete all as specified and directed by Engineer-in-charge. Note :- Blank flange will be measured and paid for seprately.

M&L for Construction of brick masonry of valve pit of internal size 120cm x 120cm x 120cm 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 item No 12 above but including taking old valve pit

Supply, install, testing and commissioning of bulk water meter (cold water), size 350mm, class 'B' with magnetic drive, CI body, confirming to ISO-4064, dry dial, removable mechanism, flanged ends and drilled, fixed to existing water pipe line with high tense strength nut bolts and packing etc complete all as specified and directed by the Engineer-in-Charge.

Supply, install, testing and commissioning of bulk water meter (cold water), size 200mm, class 'B' with magnetic drive, CI body, confirming to ISO-4064, dry dial, removable mechanism, flanged ends and drilled, fixed to existing water pipe line with high tense strength nut bolts and packing etc complete all as specified and directed by the Engineer-in-Charge.

S&F Ci strainer / Dirt Box 'T' type size 350mm top openable with flanged ends andrilled with high tensile strength nut bolts and packing etc complete all as specified and directed by the Engineer-in-Charge.

S&F Ci strainer / Dirt Box 'T' type size 200mm top openable with flanged ends andrilled with high tensile strength nut bolts and packing etc complete all as specified and directed by the Engineer-in-Charge.

S&F Ci strainer / Dirt Box 'T' type size 150mm top openable with flanged ends andrilled with high tensile strength nut bolts and packing etc complete all as specified and directed by the Engineer-in-Charge.

M&L for PCC (1:2:4) type B1, using 20mm graded stone aggregate as in coping, benching and bed blocks etc including weathering, slightly rounded, chamfered angle and throating as directed including use and waste of form work (straight or curved) all exposed surface of concrete finished even and fair complete all as specified and directed by Engineer-in-charge.

M&L for road cutting for laying of water supply pipe lines upto 350 mm dia including returning filling in and making good surface with sub base, WBM, and premixed carpet etc. complete all as directed by Engineer-in-charge . -------------------------------------------------------------------------- Note :- A sum of Rs. 1140200/- will be deducted on account of credit for dismantled/ demolished / taken down material. Please refer details on Srl Page No. 23 (Schedule of Credit) of Tender documents.

SRI SAI CONSTRUCTION COMPANY

M.B. ENTERPRISES

B.K. ROY & SONS

BHADU BUILDERS

M/s JUGAL KISHORE MISHRA AND SONS

AJAY ELECTRIC COMPANY

Akarsha Enterprises

M/s Vikas Kumar Doda Contractor