REPAIR AND MAINT OF HT DISTRIBUTION SYSTEM AND ALLIED WORKS AT KHANABAL UNDER GE 861 EWS

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5 mtr deep, for laying cables/ pipes/ poles/stay etc and getting out in any type of soil, complete all as specified and directed. Note :- For laying cable road cutting is included in quoted rates.

Returning, filling in, spreading, levelling, watering and well ramming in layers not exceeding 25cm thick, complete all as specified and directed.

Removing surplus material (soil) to a distance not exceeding 50 mtr and deposited where directed at a level not exceeding 1.50 mtr above the starting point, complete all as specified.

M&L for dry river sand, laid in trenches for cable protection, as 15cm thick below the cable and 8cm thick above the cable, complete all as specified and directed. Note :- Punned thickness of sand shall be measured & paid.

Supply and laying in replacement reinforced precast concrete cable cover, class HVP, type 2 with peak, flat of size 450mm x 180mm x 40mm, complete all as specified and directed.

M&L in repair 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 size 50 Sqmm to 95 sqmm, complete all as specified and directed.

S&F for straight through joints for underground cable including jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 70 Sqmm to 95 Sqmm, complete all as specified and directed.

Supply, laying, testing and commissioning XLPE cable, PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 11000 Volts grade (earthed), cross sectional area 95 Sqmm 3 core, laid in trenches / floor / duct throgh GI pipe, complete all as specified and directed. Note :- Boring of hole for passing of cable through the road and making good the existing surface will be done by contractor without any extra payment.

S&F in replacement galvanised strip of size 25mm x 4mm, burried in ground upto 50cm depth or fixed to wall with insulators etc for loop earthing including welding for joints, complete all as specified and directed. Note:- Earth work will be measured and paid seperately under relevent items.

Supplying, fixing and testing gang operated air breaker switch (GOD), tripple pole, mechanically operated, mounted on insulators and steel frame with operating mechanism worked from ground level using heavy duty GI pipe for current rating 200 Amps, outdoor type (confirming to IS specifications) HT 11 KV, tripple pole with fixed contacts of phosphorous and bronze and a set of drop out HT fuse assembly, fuse carrier fitting, 12 insulator type mounted on MS channel operating rod with pad lock arrangement, complete all as specified and directed.

S&F disc type insulator, vitreous 145mm high and 255mm dia ball and socket type, white, brown or green two in series assembly for tension with tension clamps for conductors working pressure 11 KV volts including taking down old unserviceable one, complete all as specified and directed.

S&F in replacement of cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of two coats of aluminium paint over a coat of red oxide primer, complete all as specified and directed.

S&F in replacement danger notice plate of size 25 x 20cm for HT, made out of 1.6mm thick mild steel sheet, vitreous, enameled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps made of 25 x 3mm MS flat fixed with iron, bolts and nuts, complete all as specified and directed.

S&F in replacement lighting arresters expulsion type complete with all fittings, suitable for 11 KV volts and discharge capacity 65 Kilo Amps, complete all as specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode of size 600mm x 600mm x 6mm thick, burried directly in ground not less than 2.25 mtr deep below normal ground level with top edge of earth plate not less than 1.5 mtr below normal ground level, connected to the Galvanised iron strip of size 32mm x 6mm by means of bolts, nuts, check nuts and washers, protected by GI tube light grade of 40mm bore including provision of concrete pit in PCC 1:2:4 type B-1 with 40mm thick cover of RCC (1:2:4) reinforced with XPM, weight not less than 4 Kg /Sqm and 6mm dia round bar handle, excavation and earth work in any type of soil, charcoal dust and salt, 20mm bore GI watering pipe of light grade with funnel and wire mesh, complete all as shown in electrical plate No 3 of MES SSR Part-I (2009), complete all as specified and directed. Notes:- (i) Main earthing strip from earth plate electrode to test point upto length of 7.5 metre shall be deemed to include in the quoted rate. (ii) On testing after completion if desired resistance is not obtained, the contractor shall redone the earthing without any extra cost to the department.

M&L for 80mm bore GI tubing light grade, laid in trenches or fixed on wall/ alongwith pole with suitable MS clamps made of flat iron for protection of electric cable, complete all as specified and directed.

Supplying and laying synthetic rubber insulated mat 2.50mm thick for voltage upto 11 KV for electrical purpose as per IS : 15652-2006, (superseeding IS : 5424) suitable for electrical shock safety of sizes 2m x 1m, complete all as specified and directed.

M&L for filtration of transformer oil of transformers step down 11KV/ 0-433 Volt, indoor/ outdoor type, ,installed at different sub stations/ locations using filtration and heating equipment at site by re-circulating transformer oil heating, dehydration and improving di-electric strength of the oil to withstand 40 KV for one minute including testing of oil, complete all as specified and directed. Note : Transformer oil test kit shall be provided by the contractor at site for testing of oil without any extra cost.

M&L for filling in with new transformer oil, low viscosity of approved make as per IS-335 of 1993 and di-electric strength 45 KV when tested at 2.5mm gap, complete all as specified and directed.

M&L in replacement breather assembly CI body of standard size filled with silica gel of transformer upto 200 KVA, complete all as specified and directed.

M&L for strip opening of transformer and removing the top cover for inspection, draining the transformer oil and taking out the core along with HT/ LT coil (Windings) assembling the core after replacement of HT/LT coils heating varnishing, testing and housing accessories in transformer body and connection up filling in dehydrated new transformer oil and connection with existing electrical system HT/ LT and commissioning compete on load of capacity not exceeding 200 KVA and including changing of top cover, nuts and bolts, complete all as specified and directed. Note :- (i) Transformer oil will be measured and paid separately under respective item of this BOQ

Taking down and reinstall transformer step down 11KV/ 415 Volts complete outdoor/ indoor of capacity of 250 KVA including transportation to the workshop and back, complete all as specified and directed.

M&L for winding of HT/ LT coil of different type, capacity and make of transformer with approved quality super enameled copper wire/ strips of approved make of suitable gauge and number of turns along with allied materials like cork steel, fiber glass insulations, paper insulations, cotton/ empire tap and tube wooden blocks bolts, nuts and washer (brass) soldering and other packing material etc, complete all as specified and directed.

S&F in replacement HT bushes porcelain, vitreous with brass spindle, threaded with washer, nuts, lock and rubber seal, suitable for transformer of capacity upto 250 KVA, complete all as specified and directed.

S&F in replacement LT bushes porcelain, vitreous with brass spindle, threaded with washer, nuts, lock and rubber seal for indoor/ outdoor transformer of capacity not exceeding 160 KVA, complete all as specified and directed.

S&F in replacement top gasket, made of 3mm thick cork sheet with suitable holes including providing suitable size of bolts, nuts and washer for transformer top cover complete for any transformer of capacity upto 200 KVA, complete all as specified and directed.

M&L for preparation of old painted surfaces, removing dust and other deposited materials on HT tubular pole of 11 Mtr long by scraping and applying one coat of synthetic enamel paint up to 1 Mtr from bottom and painting the rest of the pole including cross arms, clamps etc, complete all as specified and directed. Note :- Colour and pattern of the paint shall be decided by Engr-in-Charge.

Taking out from trenches or taking down from poles/ walls of HT UG cables of any size, PVC insulated sheathed with multistranded aluminium conductor armoured and relaying/ re-fixing in same location & position after fault rectification with testing, complete all as specified and directed.

M&L for shifting of transformer of capacity upto 250 KVA of any make from existing location to new location with carefully handling lifting and dismantling of angle frame/ plinth etc and same re-fixing at new location rate including of necessary T&P and making working condition, complete all as specified and directed. Note :- During Shifting any type of damaging parts will pay by the contractor without any extra cost.

Notes :- An amount of Rs. 66,071.00 on account of Credit Schedule for Schedule 'A' Part-II shall be deducted from total quoted amount of BOQ to arrive at the contract sum.

FIRDOUS AHMAD BABA (BID ID -3152184)

CHINAR CONSTRUCTION TRADERS (BID ID -3154699)