SPECIAL REPAIR TO HT LINES, AUTOMATIC VOLTAGE REGULATORS/ VOLTAGE STABILIZERS AND HT/ LT PANEL BOXES AT AF STN KURSEONG UNDER GE (AF) BAGDOGRA

Amount

Note 1: (Applicable for all parts/items) : The bidders/ contractors are advised to read tender document, all drawings & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected. Fixed credit has been given in technical documents which shall be taken into account during acceptance of bid/tender.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out in soft / loose soil complete all as specified and as directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and getting out in hard/ dense soil complete all as specified and as directed.

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

Removal of excavated material [soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

M&L clean and dry sand (unwashed) in trenches around the cable for cushioning complete all as specified & directed. Note :- Sand cushioning 8cm before laying the cable and 15cm after laying the cable & punned down 18cm and punned thickness shall be measured and paid.

Supplying and laying unreinforced precast cement concrete cable covers, Class HV, type 1 size 300 mm x180 mm x 40mm in trenches for cable protection, embossed with "ELECTRIC" on the top surface complete all as specified and as directed.

Dismantling of Unserviceable XLPE insulated, screened, PVC bedded galvanised steel strip armoured electric power cable (Heavy duty) with aluminium conductor, 11000 Volts grade lay in trenches, ducts, along pole, along Transformer etc. cross sectional area 95 Sqmm 3 Core complete all as specified and directed.

Supply, laying and testing XLPE insulated, screened, PVC bedded galvanised steel strip armoured electric power cable (Heavy duty) with aluminium conductor, 11000 Volts grade lay in trenches, ducts, along pole, along Transformer etc, cross sectional area 95 Sqmm 3 Core complete all as specified and directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold 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.

M&L for indoor type jointing kit cold shrinkable type, Earthed suitable for HT 11 KV XLPE aluminium conductor cable of size upto 95 sqmm 3 core including making connection complete all as specified and as directed.

M&L for Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold 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.

Supply, laying or fixing of 100 mm bore HDPE pipe, PN 10 for cable protection with all fixing accessories such as 40 x3mm Clamps of suitable length, Nuts, bolts and washers and fixed complete to walls and ceilings or laid in floors, under road etc complete all as specified and directed.

Supply, installation, commissioning and testing of HT feeder pillar box (CPRI approved) outdoor type of size 1.20 mtr x 1.0 mtr x 0.6 mtr, powder coated, both side openable type, double door type, canopy on the top, two side ventilation, weather and vermin proof, outer shell shall be factory made of 3.15mm thick CRCA sheet and inner shell shall be made out of 2.00 mm thick CRCA sheet with Space heater with thermostat - 01 No including nuts, bolts and washers, suitable for 400 Amps 3 Nos Aluminium bus bar with HT insulation tape R,Y,B mounting on the HT epoxy insulator for incoming and outgoing feeder with angle iron frame of size 50 mm x 6 mm angle iron including necessary foundation complete all as specified and directed.

Dismantling of Unserviceable air break gang operated device, triple pole mechanically operated outdoor type, mounted on and including 11 KV HT insulators complete all as specified and directed.

S&F, testing and commissioning of air break gang operated device, triple pole mechanically operated outdoor type, mounted on and including 11 KV HT porcelain insulators and steel channel frame, GI operating rod, 25mm dia of suitaale length with operating mechanism working from ground level, vertically operated including locking arrangement for operating handle, suitable for current rating upto 200 Amp, 11000 Volts working pressure complete all as specified and directed.

Dismantling of Unserviceable dropout fuse unit explusion type for outdoor air break swirch (GOD) single pole, mounted on and including insulators for 11000 Volt complete all as specified and directed.

S&F of dropout fuse unit explusion type for outdoor air break switch (GOD) single pole, mounted on and including insulators for 11000 Volts working pressure fixed to and including MS channel with nuts, bolts, washers etc. synthetic bounded fuse carrying tube complete with line tabs and suitable for current carrying capacity upto 10-60 Amps only all as specified and directed.

Dismantling of Unserviceable Lightening arresters station class complete with all fittings, station class, discharge capacity 65 kilo amps, suitable for 11000 Volts complete all as specified and directed.

M&L for Lightening arresters station class complete with all fittings, station class, discharge capacity 65 kilo amps, suitable for 11000 Volts complete all as specified and directed.

M&L for jump connection by using ACSR conductor weasel, alkathine pipe ,aluminium lugs, nuts, bolts etc. complete all as specified and directed.

Dismantling insulators any type any size complete all as specified and directed.

S&F Disc type insulator, porcelain vitreous 145 mm high and 255 mm dia ball and socket type, white, brown or green 11000 volt grade complete all as specified & directed.

S&F of 11 KV grade pin type insulator of 150mm height, 150mm dia complete including spindle, washers etc all as specified and directed.

Dismantling of Old Unserviceable danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with screws, nuts, bolts with adequate size clamps on HT pole of 25x20 cm size complete all as specified and directed.

S&F of danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with screws, nut bolts with adequate size clamps on HT pole of 25x20 cm size complete all as specified and directed.

M&L for anticlimbing device spikes type fabricated out of MS bars (round, square and flat) incl nuts, bolts, washers and welding in two halves made to shape of the pole with two thick coat of aluminium paint complete all as specified and directed.

Dismantling of Unserviceable steel tubular sewaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 Sp- 55 all as specified and as directed.

M&L for steel tubular sewaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 Sp- 55 (11.00 meters long) including applying two coats of black bituminous paint internally and externally up to planting depth and applying two coats of aluminum paint over a coat of aluminum primer, externally from top of coping including writing MES pole No with synthetic enamel paint complete all as specified and as directed. Note:- Earthwork, PCC in foundation & PCC in coping shall be measured and paid seperately under relevent items.

Dismantling old Unserviceable cross arms bracings, support clamps and back plates, including nuts, bolts, washers, all as specified and as directed.

M&L for 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 one primer coat, one under coat and one finishing coat of paint all as specified and as directed.

Dismantling of PCC any type and any grade for pole / struts foundation etc all as specified and directed.

M&L for PCC 1:4:8 type D2 (using 40mm graded stone aggregates) for pole / struts foundation etc all as specified and directed.

Material and labour for plain cement concrete 1:3:6, type C1 (using 20mm graded stone aggregates) as in coping including necessary from work all as specified and as directed.

M& L for synthetic insulating mat having size 2mx1mx25mm all as specified and directed.

M & L for replacement of Earthing complete with galvanized Copper earth plate electrode 60 cm X 60 cm X 3.15 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the copper strip 20 x 3mm, by means nuts, bolts, check nuts and washer of the copper strip protected by provision of GI light grade pipe 25 mm incl provision of concrete pit in PCC (1:2:4) type B-1 using 20 mm graded stone aggregated with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame of angle iron 25mm X 25 mm X 3mm with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”.

M&L for repairs to LT panel boards complete with necessary welding works to doors, replacement of unserviceable hinges and all drop bolt complete and painting with one coat of synthetic enamel paint of approved color internally and externally all as specified and as directed.

SARKAR ENGINEERING CO.

M/S SUNNY ENTERPRISE

M/s Saha Construction Co.

M/S BENGAL ENGINEERING ENTERPRISES

M/S P K ROY AND CO

M/S SUPARNA ELECTRICALS