REPAIR AND MAINTENANCE OF EXTERNAL WATER SUPPLY DISTRIBUTION LINES TO KATARIBAGH KOCHI AND INS GARUDA.

Amount

Attending any type of leakage/shortage/overflow in water supply distribution lines laid at various locations inside Kataribagh and INS Garuda area for detection of nature of defect including carry out minor repairs to make the distribution line functional complete all as specified and directed by the Engineer-in-Charge. Notes:- (a) The unit rate quoted shall be deemed to be included the elements of labour only for arresting the leakage and making the supply line functional for minor repair. If replacements of pipe/items is required to make the supply line functional, the cost of labour and material for the same shall be measured and paid as "Supply & fix/Material & labour in repairs" under relevant items of this schedule here in after. (b) If leakage/shortage shall not be attended & rectified in the same day as received by the contractor except major break down, the recovery will be made @ Rs 500/- per breakdown per day and after 15 days of non functional of any distribution line, as specified for any reason, the recovery will be made @ 2000/- per day till the distribution line functional.

Excavation in trenches not exceeding 1.5 Metre wide and not exceeding 1.5 Metre in depth and getting out in soft/loose soil for laying pipes etc, including forming bottom surface to required level complete all as specified and directed.

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

Removing excavated material (soil) to a distance not exceeding 50 Metre and depositing where directed at a level not exceeding 1.5 Metre above the starting point complete all as specified and directed.

Supply and laying 75mm inner dia of CPVC pipes with CPVC Sch 40 pipes & plain Sch 80 fittings and jointed with CPVC primer & solvent cement including taking down old unserviceable PVC/PP-R/ GI Tubing, laid in trenches , complete all as specified and directed.

Supply and fix in repairs in trenches high pressure CPVC pipes SDR-13.5 & plain CPVC SDR 11 fittings including all necessary fittings, solvents of size 50 mm dia complete all as specified and directed.

All as per item No 6 here-in-before but of size 40mm dia

All as per item No 6 here-in-before but of size 25mm dia

Supply and fix in repairs on wall/concealed on wall high pressure CPVC pipes SDR-13.5 & plain CPVC SDR 11 fittings including all necessary fittings, solvents of size 50 mm dia including taking down old unserviceable PVC/PP-R/ GI tubing complete all as specified and directed.

All as per item No 9 here-in-before but of size 40 mm dia

All as per item No 9 here-in-before but of size 25mm dia

All as per item No 9 here-in-before but of size 20mm dia

Supply and fix in repairs CPVC Ball Valve of size 50 mm dia suitable for CPVC pipe including necessary fittings and taking down old one complete all specified and directed.

All as per item No. 13 above but of size 40 mm dia.

All as per item No. 13 above but of size 25 mm dia.

All as per item No. 13 above but of size 20 mm dia.

Demolition of cement concrete (un reinforcement) in ground floors and paving not exceeding 15cm thickness, above ground level in inside the valve pits complete all as specified and directed.

Material and labour for plain cement concrete 1:3:6 type C2 (using 40mm graded stone aggregate) as in foundations filling and mass concrete complete all as specified and as directed.

Supply and fix in repairs Gun metal Gate/Globe valve with iron wheel head, screwed both ends suitable for fixing with CPVC pipe of outer dia 50mm complete all as specified and as directed by the Engineer-in-charge.

All as per item No. 19 above but of size 40 mm dia.

All as per item No. 19 above but of size 25 mm dia.

Material & Labour for Construction of brick masonry valve pit of size 900x900x1000mm (internal dimensions) including demolition of old valve pit in any type of soil, PCC 1:4:8 type B-2 in foundation, brick work in CM 1:4, 15mm thick plastering in CM 1:4 internally and flush pointing externally, MS valve cover with 40X40X6mm size angle iron frame, 3mm thick MS sheet, 12mm dia handle, locking arrangement (including lock and two Keys) and applying two coats of synthetic enamel paint over a coat of red oxide primer to steel members & surfaces complete all as specified and directed.

Supply & Fix 2000 Litres capacity Rotational mould polyethylene water storage tanks (cylindrical vertical with closed top) hoisted & fixed in position including taking down unserviceable tank complete all as specified and directed.

All as per item No 23 here-in-before but 1000 Litres capacity.

All as per item No 23 here-in-before but 500 Litres capacity.

Supply & Fix in repairs 40 mm bore float valve synthetic (PVC) high pressure with polythene ball of suitable size and fly nut including taking out old one complete all as specified and directed.

All as per item No 26 above but 25 mm bore.

All as per item No 26 above but 20 mm bore.

Amount of Credit Schedule shall be deducted to arrive the Contract Sum.

St George Engineering Works

PHEJAYS AGENCIES

K.V.GEORGE AND COMPANY

Super Constructions

SREENARAYANA ENTERPRISES

S. M. Enterprises