REPAIR AND MAINTENANCE OF EXTERNAL WATER SUPPLY DISTRIBUTION LINES TO KATARIBAGH, OFFICERS SINGLE LIVING ACCN AT SNC O MESS, NSRY, INHS SANJIVANI, ELLISION AVENUE AND OTHER NEARBY ACCOMMODATION AT NAVAL BASE KOCHI

Amount

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

Returning, refilling including spreading levelling watering and well ramming in layers not exce. 25 cm thick complete all as specified.

Removing the surplus soil to a distance not exceeding 50 M and depositing where directed at a level not exceeeding 1.5mtr from the starting point complete all as specified.

Supply & Fix in trenches 75 mm inner dia Sch 40 CPVC pipes & plain CPVC Sch 80 fittings and jointed with CPVC primer and solvent cement including taking down old GI tubing complete all as specified and directed.

Supply & Fix in trenches 50 mm dia high pressure CPVC pipes SDR-13.5 & plain CPVC SDR 11 fittings including all necessary fittings, solvents, laying including taking down old GI tubing complete all as specified and directed.

Ditto All as per Sl Item No 5, but for 40mm dia

Ditto All as per Sl Item No 5, but for 25mm dia

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

Ditto All as per Sl Item No 8, but for 40mm dia

Ditto All as per Sl Item No 8, but for 25mm dia

Ditto All as per Sl Item No 8, but for 20mm dia

Supply & Fix 50 mm dia, CPVC Ball Valve suitable for CPVC pipe including taking down old unserviceable ball valve complete all as specified and directed.

Ditto All as per Sl Item No 12, but for 40mm dia

Ditto All as per Sl Item No 12, but for 25mm dia

Ditto All as per Sl Item No 12, but for 20mm dia

Demolition of cement concrete in ground floors and paving not exceeding 15cm thickness, above ground level complete all as specified and directed.

Material & Labour for PCC 1:3:6, C2 (using 40mm graded aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

Supply & Fixing for 50mm dia, Gun metal Gate/Globe valve with iron wheel head, screwed both ends suitable for fixing with CPVC pipe including taking old unserviceable valve complete all as specified.

Ditto All as per Sl Item No 18, but for 40mm dia

Ditto All as per Sl Item No 18, but for 25mm dia

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.

Ditto All as per Sl Item No 21, but for 1000 Litres capacity

Material & Labour for Construction of PCC block masonry (PCC 1:3:6 using 12.5mm aggregate) valve pit of size 900x900x1000mm (internal dimensions) including demolition of old valve pit in any type of soil, PCC 1:2:4 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, 6mm 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 and Fix 40mm bore float valve Synthetic PVC high pressure with polyethene ball of size 6" and flynut including taking down old one complete all as specified and directed.

Dismantling Solar water heater systems of capacity 200/300 LPD after disconnecting inlet and out let connections, emptying stored water, cleaning the solar vacuum tubes, changing required silicon washers and refixing the same, connecting inlet and out let pipes, checking proper supply all as specified and directed

Supply & Fix in replacement of Insulated SS solar hot water tank 200 litre capacity water heater tank as per the existing make and model on ground including taking down unserviceable hot water tank complete all as specified and directed

Supply & Fix in replacement of Insulated SS solar hot water tank 300 litre capacity water heater tank as per the existing make and model on ground including taking down unserviceable hot water tank complete all as specified and directed

Supply & Fix in replacement of silicon washer for solar vacuum tubes for as per the existing make and model on ground including taking down unserviceable hot water tank complete all as specified and directed

Supply & Fix in replacement of solar vacuum tubes for as per the existing make and model on ground including taking down unserviceable hot water tank complete all as specified and directed

Supply & Fix in replacement of sacrificial anode for solar hot water tank as per the existing make and model on ground including taking down unserviceable hot water tank complete all as specified and directed

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

ANIE JOHN CONTRACTORS

SREENARAYANA ENTERPRISES

Super Constructions