CWE/K-17/2021-22 PROVISION OF TRANSFORMER AND LT CONNECTION AT R CENTRE UNDER GE KARGIL

Amount

Excavation in trenches not exc 1.5 Mtr wide and not exc 1.5M depth in hard/dense soil for laying of cable, pipes etc and getting out in hard/dense soil complete all as specified and directed by Engr-in-Charge.

Retruning, filling, including spreading, levelling, watering and well ramming in layers not exc 25cms of soil complete all as specified and directed by Engr-in-Charge.

Removing the surplus excavated materisl/soil to a distance not exc 50Mtrs and depositing, where directed at a level not exceeding 1.5 Mtr above the starting point complete all as specified and directed by Engr-in-Charge.

Sand cushioning to under ground cable with dry sand locally available 8cm thick before laying the cable and 15 cm above the cable, stretching and testing of cable complete all as specified & directed by Engineer-in-Charge. Note: Punned thickness only will be measured and paid.

Supply and laying factory made ISI Marked unreinforced precast concrete cable cover of PCC 1:1.5:3 type A-1, class LV, Type1, flat, size 250mmx150mmx40mm laid dry over electric cable for protection complete all as specified and directed by Engr-in-Charge.

Supply and laying reinforced precast factory made ISI Marked concrete cable cover HV,Type1,flat, size 300mmx180mmx40mm complete all as specified and directed by Engr-in-Charge..

Supply and installation and commissioning step down 11/0.433 KV (at no load) transformer 3 phase, 4 wire AC, 50 cycles, 160 KVA copperwound outdoor type with offload manual tap changing arrangement on HT side to vary secondary voltage up to Minus 2.5% to Plus 2.5% for 9 steps @ 3% including suitable cable entry boxes on both sides to recive HT and LT cables cpmplete in all respect with standard accessories and fitments confirming to IS-2026 connection complete all as specified and directed. Note:- (a) Transformer shall be on PCC foundation of required height as directed oil immersed naturally/self cooled, double wound, copper winding cool type MS radiator cooled tank complete with first fill of transformer oil of dielectric strength not less than 30 KV as per IS-335 with following (i) Rating and diagram plate (ii) Lifting Lugs (iii) Air release vent with plug. (iv) conservator with oil indication. (v) mild steel wheel with oil indication. (vi) silica gel breather assembly with first filling of silica gel (vii) Oil temperature gauge and washout plug. (viii) complete with under/over voltage cut off, single phase preventer (b) After installation of Transformer the testing shall be conducted by EI of HQ CE Zone or rep of AO. before commissioning within overall cost & noted. Note:- Foundation work including concrete shall be measured and paid seprately.

Supply, laying & testing cable HT XLPE insulated, screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (Heavy duty/Earthed)with stranded aluminium conductor 11000 volts grade of size 3 core 95 sqmm complete all as specified and directed by Engr-in-Charge.

Supply and fix Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of 95 sqmm complete all as specified and directed by Engr-in-Charge.

Supply and lay cable LT XLPE insulated screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of sizes185 sqmm 3.5 core with Lt terminal both side complete all as specified and directed by Engr-in-Charge.

Supply and fix Cable end termination jointing kit for 1100 V (Earthed) grade cable heat shrink type joint complete with jointing material and accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 185 sqmm complete all as specified and directed by Engr-in-Charge.

Earthing complete with galvanized steel earth plate electrode 60cmx60cmx6 mm thick buried directly in ground (Earth pit not less than 2.25 Mtr deep below normal ground level )with top edge of the plate not less than 1.5 Mtr below normal ground level connecting with GI earthstrip 32x6 mm dia by means of bolt nut check nuts and washers of galvanized iron and provision of GI tubing medium grade (ISI marked) of 40 mm bore for protection of earthstrip of 32x6 mm including PCC with 1:2:4 type B1 using 20mm graded crushed stone aggregate CI frame and cover of angle iron 40x40x6mm and handle 6mm dia MS bar made to shape GI light grade20mm bore pipe for watering perforated at bottom 1.75 metre long placed on top edge of earth plate, charcoal and common salt filling, test point made out of Bronze/Gun metal size 75X75X25mm with fixing arrangment , funnel, wire meshand earth work in soft/loose soil, returning filling in and removal of surplus soil to a distance not exceeding 50 Metres , all as per electrical plate No3 of SSR 2009 Pt -I to earth test point all as specified or indicated including testing on completion complete all as specified and directed by Engr-in-Charge.

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning,filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, in hard/ dense soil complete all as specified and directed at Engr-in-Charge.

M&L for Cement concrete Type B2, 1:2:4 (40 mm graded aggregate) in foundations, filling and mass concrete complete all as specified and directed by Engr-in-Charge.

S & F of Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk or screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under 'Structural Steel') complete all as specified and directed by Engr-in-Charge.

S&F Chain link MS galvanisd fencing, of galvanized iron wire 4mm and 100x100 mm of size complete all as specified and directed by Engr-in-Chage.

S&F of Framed work such as grills,gratings, etc. with ends of bars shouldered and/or riveted, or orged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc complete all as specified and directed by Engr-in-Chage.

Supply and laying Galvanised Steel strip of size 32 x 6mm for earth continuity buried in ground fixed in wall / floors etc complete all as specified and directed by Engr-in-Charge.

Note for Ser Item no. 1.00 to 19.00 :- (i) In case manufacturers as mentioned in list of makes does not manufacure item as per given description, then items of higher specification will be supplied without any financial adjustment.

M/S BALI CONSTRUCTIONS