CWE/SGNR/TOKEN/03 OF 2021-22 REPAIR AND MAINT OF TRANSFORMER, VCBs, HT OVERHEAD LINE, HT CABLES AND ITS CONNECTED WORKS UNDER GE FARIDKOT MIL STATION

Amount

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, pipes etc. and getting out including trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed and making good disturbed surfaces complete all as specified & directed by Engineer-in-charge.

All as per Srl item No. 1 here in before but depth exc.1.5m but not exc. 3m for poles complete all as specified & directed by Engineer-in-charge.

Returning, filling in, including spreading, levelling, and well ramming in layer not exceeding 25 cm thick in soft/loose soil complete all as specified & directed by Engineer-in-charge.

Removing excavated material (soils) not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified & directed by Engineer-in-charge.

Material and labour for river sand, washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete all as specified & directed by Engineer-in-charge.

M&L laying well burnt old size bricks, sub class "B" bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection complete all as specified & directed by Engineer-in-charge.

Boring/Drilling ( horizontally) manually under existing road ( maximum 10 M in width) suitable for passing GI tubing of 40 to 100 mm bore complete all as specified & directed by Engineer-in-charge.

Supplying and fixing Galvanised mild steel pipe / tubing, of size 80 mm bore dia, light grade complete with all fittings, laid in trenches / under roads, drain, paths, fixed to poles/ walls with Mild steel clamps , bolts , nuts and washers complete all as specified & directed by Engineer-in-charge.

All as per item Ser No 08 but of size 100 mm bore dia complete all as specified & directed by Engineer-in-charge.

Supply, laying, jointing testing and commissioning XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade of cross-sectional area 95 Sqmm, 3 core, IS 7098 marked, suitable for HT 11 KV(E) earthed system laid in trenches, in floor or fixed to pole complete all as specified & directed by Engineer-in-charge.

S & F in replacement Pre-stressed cement concrete pole, 11 metre long of cross section 152mm x 152mm at top and 152 mm x 260 mm at bottom, class 9, complying with requirements of IS-1678-1998 errecting truly in vertical position including painting of poles with two coats of synthetic enamel paint over a coat of primer in alternate strip of 30 cm each in black and white colour upto 1.5 metre height from top of PCC pedestal/coping of poles complete all as specified & directed by Engineer-in-charge.

S&F stay assembly comprising of 7/10 SWG Mild steel galvanised stay stranded wire of required length fixed to pole with and including flat iron, stay clamps, bolts, nuts, galvanised stay plate 600 x 600 x 6mm thick, 20 mm dia GI stay bow (Rod) x 1.8 Mtr long , loop insulator etc.conform to IS 2141-2000 and painting to exposed surfaces of mild steel work with two coats of aluminum paint over a coat of red oxide primer, complete all as specified and directed by Engineer-in-Charge. Note : Excavation, earthwork and PCC in foundation shall be measured and paid seperately under respective items of BOQ.

S&F in replacement of jumper wire PVC bedded electric power cable (heavy duty) with aluminium conductor 11 KV (E) grade cross sectional area 70 sqmm single core as jumper /connecting lead on section pole of OH, GODs, HT Fuses etccomplete all as specified & directed by Engineer-in-charge.

All as per item No 13 here-in-before but size 50 Sqmm complete all as specified and directed by Engineer-in-Charge

Re-stretching of existing HT/LT aluminum conductor steel reinforced (ACSR) of any size (In-situ) on over head lines fixed on insulators from 02/04 pole structure after loosening from insulators and fixing on pin, Disc insulator same with new aluminum binding wire 2 mm dia complete all as specified & directed by Engineer-in-charge. Note : Pin insulator and disc insulator shall be measured and paid separately.

Cutting/ trimming of tree branches not exc 10 cm girth touching/approaching the LT/HT overhead lines upto 3 metre width on each side with hacksaw/axe to clear the LT/HT line including disposal of trimmed branches 100 Metre away inside the cantonment area & clearing site complete all as specified & directed by Engineer-in-charge.

Surface dressing not exceeding 15cm deep in soft/loose soil including cleaning of E&M installation premises, uprooting of tiny trees, tree cutting , cleaning , leveling , spreading bushes, beeds, grass and removing poly bags, brick bats, stone pebels debris , Cleaning of sub station bldg , two pole / four pole structuire area , HT line etc complete all as specified and directed by Engineer in Charge.

Supply and replacement , straining for replacement of GI earth wire 4 mm dia with guarding cradle on HT/LT overhead line, including taking down old GI wire as per site complete all as specified and directed by Engineer-in-Charge.

M & L for Heavy gang operated triple pole mechanically operated air break on load disconnecting switch each pole consist of galvanised iron base HT 11KV with polymer insulators per phase non ferrous knife and spring loaded contact GI pipe of adequate length for operation from ground level and operating handle complete in both OFF and ON position capacity 11 KV 200 Amps including taking down old one complete all as specified & directed by Engineer-in-charge.

S&F for Pin type polymer insulator including one galvanised mild steel spindle two GI washers and one GI iron nut & bolt ,with hardware for 11 KV grade including dismantling the old U/S insulator complete all as specified & directed by Engineer-in-charge.

M&L for HT 11 KV Disc type insulator with hardware, single disc assembly, polymeric insulator, vitreous145mm high and 255 mm dia and socket type, clamps etc including taking down old unsv complete all as specified & directed by Engineer-in-charge.

S & F lightening arrestor HT 11 KV pole mounting with polymeric insulator complete with all fittings including brackets, clamps, nuts, washers & connection , transmission class nominal discharge current upto 65 KA including removing the defective one complete all as specified & directed by Engineer-in-charge.

Supplying, jointing and testing in replacement of heat shrinkable type end termination cable jointing kit, outdoor type, suitable for 11KV under ground earthed system 3 core XLPE cable of size 95 Sqmm including making connections complete all as specified and directed by Engineer-in-Charge

Supplying, jointing and testing in replacement heat shrinkable type end termination cable jointing kit, indoor type, suitable for 11KV under ground earthed system 3 core XLPE cable of size 120 Sqmm to 185 Sqmm including making connections complete all as specified and directed by Engineer-in-Charge

Supplying, jointing and testing in replacement heat shrinkable type, end terminal cable jointing kit, suitable for 11KV under ground earthed system 3.5 core XLPE cable of size 95 sqmm to 120 Sqmm including making connections complete all as specified and directed by Engineer-in-Charge

Supplying, jointing and testing in replacement heat shrinkable type, end terminal cable jointing kit, suitable for 11KV under ground earthed system 3.5 core XLPE cable of size 185 sqmm to 240 Sqmm including making connections complete all as specified and directed by Engineer-in-Charge

Supply and applying petroleum jelly on GOD/ 66 KV GRID after removing carbon, dust etc complete all as specified and directed by Engr-in charge.

M & L for PCC 1:3:6 type C1 using 20 mm graded trap stone aggregate for repair of earth pit, cable duct PCC near GOD and transformer, etc as directed by Engineer-in-Charge.

M & L for filling and spreading aggregate using 40 mm grade trap stone aggregate around 4 pole , 2 pole structure, 66 KV GRID Structure and transformer complete all as specified & directed by Engineer-in-charge.

Disconnecting, dismantling and taking down carefully ACSR conductor from poles of LT/HT any size and setting a side complete all as specified and as directed by Engineer-in-Charge.

Supply straining and stringing of Aluminium conductor steel reinforced (ACSR) conductor including binding wires of suitable size and suitable conductors / parallel grooves clamp etc other jointing materials for overhead lines of any sizes as required at site including cutting of tree branches falling on the site of work complete all as specified & directed by Engineer-in-charge.

Dismantling/ taking down old cross arms, clamps, braces etc of any section from pole including nuts, bolts, washers complete all as specified and as directed by Engineer-in-Charge. Note - Cost of cutting of bolts (Slag bolts) if reqd shall deemed to be included in the unit rate quoted for this item.

M&L Mild steel 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 with red oxide Zinc Chrome and two coats of synthetic enamel paint complete all as specified & directed by Engineer-in-charge.

Collecting & transporting carefully the unserviceable step down transformers 11000/433 volts 3 phase 4 wire oil cooled copper/ aluminium wound of capacity 63 to 150 KVA (outdoor/indoor type) from AGE (E/M) store yard, stripping up of winding/ core to ascertain the defects/ defective parts, transporting to work shop and replacement of defective parts,, insulting materials impregnated paper, cleaning & desclaing the transformer scraping out of old paint & spray painting with superior quality smoke grey syntheic enamel paint to all exposed surface, assembling the transformers, filling dehydrated new oil complete after repairs, testing and writing MES & SM Numbers with white paint over black base in letters of height not less than 10 cm, transporting back to site from repair workshop and installing, hoisting of transformers on two/four pole sturcture at height not less than 3 meter, making all electric connetions with HT/LT side jumbers and leads including earth connections etc. and testing complete all as specified and directed by Engineer-in-Charge Note : i) Transformers shall be got repaired form factory/ work shop as directed by Engineer-in-Charge ii) The transformer shall be dismantled in presence fo contractor and MES representative/AGE E/M iii) The defective parts to be replaced shall be measured & paid for separately as supply only under respective items of BOQ (iv) Safe oil container for collecting old transformer oil will be arragement by contractor. (v) The T&P such as chain pulley, crane for loading unloading, transporting and for installing and hoisting shall also be arranged by the contractor at his own arrangement.

All as per item No 34 above but of capacity 160 to 500 KVA etc complete all as specified and directed by Engineer-in-Charge

All as per item No 34 above Voltage stabiliser 60 KVA to 500 KVA etc complete all as specified and directed by Engineer-in-Charge

Supply only in replacement of defective HT/LT coil DPC copper windings strip of existing size (gauge), or cross section of winding wire corresponding to aluminium winding as per reccomendation and design of OEM grade and in weight as per existing old coil complete with insulating material for transformers 63 KVA to 500 KVA Cap, complete all as specified and directed by Engineer-in-Charge. Make: Devidayal or equivalent as approved by GE

Supply and fixing in repairs of HT porcelain bushing including heat resistance gasket, brass spindles, nuts, bolts washers for transformers of capacity 63 KVA to 250 KVA, complete all as specified and directed by Engineer-in-Charge

Supply and fixing in repairs of HT porcelain bushing including heat resistance gasket, brass spindles, nuts, bolts washers for transformers of capacity 400 KVA to 500 KVA, complete all as specified and directed by Engineer-in-Charge

Supply and fixing in repair LT brass bushing including heat resistance gasket, brass spindles, nuts, bolts, washers for transformers of capacity 63 KVA to 160 KVA complete all as specified and directed by Engineer-in-Charge

Supply and fixing in repairs of LT brass bushing including heat resistance gasket, brass spindles, nuts, bolts, washers for transformers of capacity 200 KVA to 500 KVA complete all as specified and directed by Engineer-in-Charge

Supply & Fix of silica gel breather assy including filled sillica gel complete as per size fixed for transformer of capacity 63 to 150 KVA including old unsv taking down complete all as specified and directed by Engineer-in-Charge

Supply & Fix of silica gel breather assy including filled sillica gel complete as per size fixed for transformer of capacity 160 to 400 KVA including old unsv taking down complete all as specified and directed by Engineer-in-Charge

Top up with fresh transformer oil in transformer in-site after filtration / dehydration with minium dielectric strength of 55 KV complete all as specified and directed by Engineer-in-Charge .

Dehydration/filtration of transformers oil of existing transformers (out door/indoor , step up/step down) ,/ Voltage stabilizers at site by means of oil dehydration machine having arrangement for heating to remove the moisture silt/sludge and wastage removing arrangement etc to make the oil fit for use in accordance with IS-1886 to achieve minium dielectric strength of 42 KV by continoues process of dehydration complete including testing at standard gap of 2mm by oil testing machine complete all as specified and directed by Engineer-in-Charge Note :- (i) Electricity for running dehydration machine & testing shall be provided by the deptt free of cost. (ii) Testing machine to be arranged by the contractor under his own arrangement.

Cleaning sprinkled transformer oil, grease and all other foreign materials from external surfaces of transformers of capacity 63 to 500 KVA and preparing the surface to receive paint and applying one coats of synthetic enamel paint (spray painting) including writing MES number and SM Number with white paint over black base in letters not less than 10 cms in height complete all as specified and directed by Engineer-in-Charge . Note : Painting & cleaning carried out as per location of transformer site

M& L in replacement of Earthing complete for transformer/ panel/Lighting conductor with galvanized steel earth plate electrode 60cm x 60cm x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 metre below ground level with top edge of the earth plate at a depth not less than 1.5 metre below ground level, connected with and including GI strip 32mm x 6mm (upto the body of equipment) by means of bolts, nuts, check nuts and washers of galvanized iron and thimbles, earth plate surrounded by packed layers of coal dust and common salt 15cm thick, all around top and bottom and watering pipe 20mm bore of GI light grade, with funnel and wire mesh for watering, excavation, earth work PCC chamber in cement concrete 1:3:6 type C-2 & RCC cover complete all as shown in Electrical Plate No. 3 of MES Standard Schedule of Rates (Part-I) of 2009 complete all as specified and directed by Engineer-in-Charge

Disconecting electric supply and Comprehensive maint of existing HT 11 KV VCBs from housing and cleaning, rubbing and overhauling the mechanical parts and Servicing of 11KV in door VCB, checking of quality of vacuum interrupter, insulation resistances, static contact resistance, Testing ( IR value, Ratio test, Polarity test) and connection verification of 11 KV Current transformer( Set of three) by PRIMARY INJECTION KIT ,and Testing and calibration of relay( set of two Over current and one earth fault) by SECONDARY INJECTION KIT including all other functional tests of the VCB, C&R panel and CTs, PTs. complete all as specified and directed by Engineer-in-Charge. Note:- (i) The new spare parts required for replacement shall be measured and paid separately as Supply only. (ii) Relevent T&P and testing equipments/tools and minor accessories are arranged by the contractor and included in the unit rate of item.Make of VCB : Areva / CG / Schnieder

Supply & Fix Bushing SPOUT Set vertical type of epoxy resin with brass buss , colour red epoxy including connected of alluminium bus bar as per size - 03 Nos, for 400 A, 11 KV VCB Switch , etc with connetion complete all as specified and directed by Engineer-in-Charge.

Supply only current transformer CT Ratio 100/50/5+5A of 11 KV, 15VA, Core 1, class - 0.5 complete all as specified and directed by Engineer-in-Charge

Supply only current transformer CT Ratio 200/100/5+5A of 11 KV, 15VA, Core 1, class - 0.5 complete all as specified and directed by Engineer-in-Charge

Supply only current transformer CT Ratio 300/150/5+5A of 11 KV, 15VA, Core 1, class - 0.5 complete all as specified and directed by Engineer-in-Charge

Supply and fixing Auxillary switches provide remote electrical indication if the circuit breaker is open or closed. they are provided two -switch combinations, with a maximum of two switch combinations for the NF frame and six two switch combinations for the RF frame complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply and fixing Jaw Cluster contact rating 800 Amp , copper 99.9 % electrolite silver plated for VCB complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing CLOSING coil assembly voltage rating 110 V,DC of existiing specification complete all as specified and directed by Engineer-in-Charge

Supply & Fixing TRIPING coil assembly voltage rating 110 V,DC of existiing specification complete all as specified and directed by Engineer-in-Charge

Supply & Fixing multifunction meter conserv EM 6400 complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing Master Trip Relay , BR1231387, 110 Volt DC Supply complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing Ammeter ALPHA A , as per size complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing TNC Switch , three position switch , as per size complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing Segment gear for 11 KV Mechanism Assembly , as per size complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply & Fixing Z Switch , Z type switch , Micro limit , 11 KV Windsor as per size complete taking down old unsv all as specified and directed by Engineer-in-Charge

Supply only Vacuum Interrupter type WL-34370 C2 suitable for 11 KV VCB Panel complete all as specified & directed by Engineer-in-charge.

Supply & Fixing indication lamps comparising CB ON, CB OFF, Spring charge, trip cuircuit indicators etc.capacity as per existing old complete all as specified & directed by Engineer-in-charge.. Note:- Colour code as per existing (R,Y,B,G,W)

Supply and fixing strip heater suitable for 11KV VCB panel 80 watt complete all as specified & directed by Engineer-in-charge.

M&L for HT self fusing insulation tapes (without compound) of size 38 x 0.76 mm, 10 m long for VCB Bus bar insulation complete including taking down old to disposal off all as specified and directed by Engineer-in-Charge

Supply & spray for Anti Track coating compound spray - 320, brick Red colour all as specified and directed by Engineer-in-Charge

Supply and fixing in repalcement of power pack 240 Volts AC/24 Volts DC supply suitable working on tripping system complete all as specified and directed by Engineer-in-Charge. Make : Maha mai Engineers

Supply, install, testing Comperhensive numerical protection relay : Model Type : CGI 14N Relay 110V DC, Designation of relay : CGI 14N, Numerical Non - communicable FP IDMTL+INST 3O/C+ 1E/F Relay flush mounted type, Over current IDMLT setting - 5% to 200% of CT secondary, Earth fault IDMTL setting - 5% to 200% of CT secondary, instsntanious Over current setting 50-1600%in step of 1% complete all as specified and directed by Engineer in Charge. (A) Having the following additional facilities :- (i) Trip ckt supervision (ii) Disturbance recorder (iii) Event log with date and time.

M&L for flash over carbon cleaning kit consisting of CRCA Super Gasket Remover-400ML- 02 Nos, CRC LECTRA CLEAN-400 ML-04 Nos for cleaning of carbon deposited due to flash over on bus bars and insulators complete all as specified and directed by Engineer-in-Charge

M&L for moisture removing cum protection Kit consisting of CRC-2-26-500ML 06 Nos, LECTRA CLEAN-400 ML 06 Nos complete all as specified and directed by Engineer-in-Charge

M&L for CT/PT/PCB protection Kit consisting of CRC Plastic-70-400ML- 12 Nos, which is moisture and acid proof protects equipment from moisture and acidic fumes complete all as specified and directed by Engineer-in-Charge

M & L for inspecting, repairs, testing and commissioning of SF-6 breaker including charging with approved gas if required old fault items replace with new at 66 KV Grid Sub Station complete all as specified and directed by Engineer-in-Charge

M & L for inspecting, repairs, testing and commissioning of all C&R panel relay complete all as specified and directed by Engineer-in-Charge including the followings :- (a) IDMT Relay. (b) Master Trip Relay. (c) All other miscellaneous relay including checking of all wiring circuit. (d) Tripping Mechanism as per trnasformer protection requirement.

Isolating 66 KV BUS system, tempary earth connection of BUS system removing old paint from surface of pole structure & LA tower by scraping, rubbing and making good surface for painting for painting with two coats of aluminium paint on rusted pealed out surface after cleaning all complete all as specified & directed by Engineer-in-charge.

Material and labour for brocken platform of Transformers etc shall be constructed surface of brick platform shall be finish with 40 mm thick PCC 1:2:4 type B-1 using 20 mm graded stone aggregate at side shall be plastered in CM 1:6 15 mm thick. the exposed surface shall be finished 2 coats of white wash complete all as specified & directed by Engineer-in-charge. --------------------------------------------------------------------------------------------- Note : A sum of Rs. 1,77,612.00 will be deducted on account of credit for dismantled/ demolished / taken down material. Please refer details on Srl Page No. 28 (Schedule of Credit) of Tender document

EAGAL CONSTRUCTION COMPANY

M/s Shiksha Enterprises