REROUTING OF WATER SUPPLY PUMPING LINES AND HT CABLES AT KATARIBAGH, NAVAL BASE KOCHI.

Amount

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 foundation, laying of pipes, cables or for shafts, wells, cesspits 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.

Taking up DI water mains 200 mm bore (including all fittings) with spigot and socket ends and, lead joints including burning out joint complete all as specified and directed.

All as per item No 4 here in above, but for 150mm bore pipes.

All as per item No 4 here in above, but for 100mm bore pipes.

Supplying and laying in trenches centrifugally cast (spun) ductile iron pipes of 200 mm dia suitable for pressurized water delivery with spigot & socket end, class 'K-9' conforming to IS:8329/2000 (latest version) - blast furnace slag cement with Portland cement properties suitable for (push on) rubber gasket jointing with inside cement mortar lining and black bitumen external coating, duly ISI marked in any length including taking down old unserviceable CI pipe and testing on completion, complete all as specified and directed.

All as per item No 7 here in above, but for 150mm bore pipes.

Material and labour for ISI marked ductile iron socket fittings supplied as per IS: 9523/2000 of class K-12, PN-10 for pressurized water delivery with inside Cement Mortar lining and outside zinc followed by black bitumen coating for size 100mm dia to 250 mm dia such as bends, Tapers tale pieces, Tee pieces (single branch) Y junction double branch, cross collars, caps and plug set including rubber ring push on joints complete as specified and directed.

All as per item No 9 here in above but for flanged fittings.

Cutting the existing CI/ DI pipes in position for insertion of new collars/ Tees /branches/new pipes 200 mm dia CI Pipe complete all as directed at site.

All as per item No 11 here in above but for 150mm bore pipes.

All as per item No 11 here in above but for 100mm bore pipes.

Material and Labour for joint with rubber gasket joint of 150mm bore DI spigot and socketed pipes/fittings complete all as directed.

All as per item No 14 here in above but for 200mm bore.

Supply and fix in replacement of 200 mm bore cast iron sluice valve with flanged ends of type PN-1.6 conforming to IS-14846:2000 with cast iron wheel and brass spindle including taking down old unserviceable one complete all as specified and directed.

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 & Labour for construction of one brick masonry valve pit built in cement mortar 1:6 of size 90cm x 90 cm x 70 cm (internal dimension) over 10 cm thick PCC 1:4:8 type D2 sub base extended all-round 15 cm beyond external edge of brick work including plastering 15 mm thick in cement mortar 1:4 internally and flush pointing to brick wall surfaces externally as work proceeds complete with MS Sheet cover 10 SWG with handle, angle iron frame 40mm x 40mm x 6mm (grouting with anchor fasteners length not less than 15 cm - 04 Nos) Locking arrangement and two coats of Synthetic Enamel paint over a primer complete all as specified and directed. (Rate quoted by the tenderer shall deem to be included the cost of excavation and earth work).

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

Supply and laying 50mm outer dia CPVC pipes SDR-13.5 & plain CPVC SDR 11 fittings, including jointed with yellow solvents cement including taking down old unserviceable GI Tubing, laid in trenches complete all as specified and directed.

All as per item No 20 here in above, but for 40mm dia of pipes.

All as per item No 20 here in above, but for 25mm dia of pipes.

Supply and fixing 75 mm bore CPVC Ball valves Suitable for CPVC pipe with necessary fittings ,including taking down old one complete all as specified and directed.

All as per item No 23 here in above, but for 50mm Ball valves.

All as per item No 23 here in above, but for 40mm Ball valves.

All as per item No 23 here in above, but 25mm Ball valves.

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 laying cables in trenches, or fixing on walls or passing through cable duct / pipe XLPE insulated, screened, PVC bedded galvanised steel strip or wire armoured electric power cables (heavy-duty) with aluminium conductor, 11000 volts, grade having cross sectional area 3 core 185 Sqmm complete all as directed.

Supply and fixing of Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint armoured aluminium conductor cable of size 3 core XLPE 185 Sqmm complete with jointing material and accessories all as directed.

Material & Labour for sand filling in trenches for cushioning of HT cables punning after filling complete as specified and as directed Note: Punned thickness shall only be measured and paid.

Supply and lay un-reinforced precast concrete cable cover , class ,HV , Type I as per IS -5820 with flat size 300 x 180 x 40 mm laid dry in trenches over underground cables complete all as specified and as directed.

Supply and fixing of HT Cable route indicators of material Cast iron 11 KV fixed on MS angle iron complete all as directed.

Material & Labour for takingout the old HT cable from trench of any depth carefully without any damages and depositing the same to store yard complete all as directed by Engineer-in-charge. Notes:- (a) Earth work will be measured and paid separately. (b) Any damage to the cable caused during the earth work is complete responsibility of the contractor and to be repaired at his own cost. (c) The rate quoted shall include transporting, loading and unloading the old cable from the site to the Kataribagh power house store.

Material & Labour for 100 mm bore High density polyethylene pipes (HDPE) PN 10 laid in trenches/Wall/road crossing for suitable length as per site requirement complete all as specified and directed.

Cutting into existing bituminous carpet road/PCC hard standing/tiles for laying of pipes/UG cables, re filling, ramming and making good the disturbed surfaces to match with the existing complete complete all as directed.

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

M/s.Rejoy Constructions