Military Engineer Services Tender
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Costs
EMD
₹ 50,000Document Cost
₹ 500Tender Fee
Refer Documents
Description
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Contact
Tender Id
2025_MES_694494_1Tender No
CWE/P-54/2024-25Tender Authority
Military Engineer Services ViewPurchaser Address
-Website
http://http://mes.gov.in/
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Documents
BOQ Items
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Removal of surplus soil not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point, complete all as specified and directed.
55.13
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Dismantling damaged /unserviceable concrete poles/ struts, any size, complete all as specified and directed.
4
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Supply and erection in vertical position Steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts, nuts and screws, type 410 SP-55 (11.0 metres long) all as specified duly factory painted with two coats of black bituminous paint internally throughout and externaly for embeded portion and painting with one coat of red oxide primer including painting with synthetic enamel paint of colours black and yellow alternate strips of 30cm width upto 1.5 mtr from the top of coping complete and applying two coats of synthetic enamel aluminium paint on remaining exposed surfaces after errection complete, including making suitable holes where required all as specified and directed. Note : PCC in foundation, coping, Earth work (Excavation, Returning & refilling and removal) will be measured and paid separately under relative items of Sch 'A', complete all as specified and directed.
4
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M&L for plain cement concrete (1:4:8) type D-2 (Using 40 mm graded crushed stone aggregate) as in foundation for poles mass concretes or in any indicated positions etc , complete all as specified and directed.
3
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M&L for plain cement concrete (1:2:4) type B-1 (Using 20 mm graded stone aggregate) for coping of pole, transformer plinth/foundation complete all as specified and directed.
5
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S&F in replacement 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, including dismantling old one, complete all as specified and directed.
1
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M&L in replacement of ACSR conductor of any size as ordered by Engr-in-charge including tightening and binding with new binding wires to insulators, including dismantling old one, complete all as specified and directed.
1
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M&L in replacement pin type insulator vitreous, white, brown, or green insulator includig one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut 150 mm height, 150 mm dia for 11000 volts grade, including dismantling old one, complete all as specified and directed.
18
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S&F in replacement disc type insulator, porcelain, vitreous 145 mm high and 255 mm dia ball and socket type white, brown or green, single disc assembly for tension with tension clamps for conductors, working pressure 11000 Volts, including dismantling old one, complete all as specified and directed.
18
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M&L in replacement of anti climbing device, spikes type fabricated out of MS bars (round/square/flat) including nuts,bolts, washers and welding in two halves made to shape to suit the cross section of the pole including dismantling old one, complete all as specified and directed.
0.2
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S&F in replacement 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 MS clamps,bolts, nuts of approved size for HT 25x20 cm size including dismantling old one, complete all as specified and directed.
20
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Supply , install, testing and commissioning (in replacement) of HT 11 KV Switch air break, gang operated, triple pole , mechanically operated, mounted on insulators and MS channel frame, with operating mechanism made out of 25 mm dia GI medium grade pipe suitable for operation from ground level with locking arrangement complete for current rating 200 Amps , including dismantling old one, complete all as specified and directed.
2
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Taking down old DO fuse unit S&F in replacement expulsion fuse single phase above 50 & up to 100 AMPS capacity, 11000 Volts, complete all as specified and directed.
4
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Taking down existing unserviceable Lightning arresetor and S&F in replacement HT lightening arrestor metal oxide type (gap less) heavy duty single pole for 11 KV overhead line , suitable for 12 KV rated highest system voltage, long duration distribution discharge class type, IP 55 Degree of protection, 100(kVp) at 65 kA High current impulse withstand voltage and 9 KV Arrestor rating with normal discharge current of 10 KA complete with all fittings conforming to IS: 3070 part-3 effectively connected with earthing system complete all as specified and directed by Engr-in-Charge. Note:- Manufacturer's Test certificate for lighting arrestor shall be produced before claiming for payment, complete all as specified and directed.
4
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M&L for fixing in replacement Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required with galvanised iron strip 32x6 mm including dismantling old one, complete all as specified and directed.
50
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M&L for fixing in replacement Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required with 4mm dia galvanised iron or steel wire including dismantling old one, complete all as specified and directed.
30
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M&L in replacement earthing with steel earth plate electrode of size 60x60cmx6mm thick buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected to galvanized iron strip of size 32x6mm as earthing lead by means of nuts, bolts and washers of steel after welding of GI strip to earth electrode to the full length of earth plate, GI medium grade pipe 40 mm bore protection pipe upto test point, 20mm dia GI light grade watering pipe with funnel and wire mesh, RCC pit cover of size 300x300x40mm reinforced with XPM having weight not less than 4Kg/sqmm including 6mm thick MS bar handle made to shape, PCC pit with 1:3:6 type C1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in plate No 3 of SSR Part-I and all as specified or indicated including testing on completion.NOTE :-Rates inclusive of necessary excavation in any type of soil, earth work, PCC pit, RCC cover, funnel with watering pipe, GI earth strip upto 7.5 m long for connecting to test point etc. all as required at site for complete earthing) and dismantling old defective earthpit, complete all as specified and directed.
Notes: 1. Earth strip & protection pipes length upto & including 7.50 metre is deemed included in unit rate quoted by the contractor.
2. Earth filling shall be done by vegitable soil.
3. Soil shall be free from stone, boulders, aggregate, gravels.
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M&L in replacement 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 galvanized iron GI earth wire 4mm dia by means of bolt nut check nuts and washers of galvanized iron and provision of GI tubing medium grade (ISI marked)of size 15mm for protection of GI earth wire upto test point, 20mm dia GI light grade watering pipe with funnel and wire mesh, RCC pit cover of size 300x300x40mm reinforced with XPM having weight not less than 4Kg/sqmm including 6mm thick MS bar handle made to shape, PCC pit with 1:3:6 type C1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in plate No 3 of SSR Part-I and all as specified or indicated including testing on completion.NOTE :-Rates inclusive of necessary excavation in any type of soil, earth work, PCC pit, RCC cover, funnel with watering pipe, GI earth strip upto 7.5 m long for connecting to test point etc. all as required at site for complete earthing) and dismantling old defective earthpit, complete all as specified and directed.
Notes: 1. Earth strip & protection pipes length upto & including 7.50 metre is deemed included in unit rate quoted by the contractor.
2. Earth filling shall be done by vegitable soil.
3. Soil shall be free from stone, boulders, aggregate, gravels.
4
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Supply ,laying , testing & commissioning in replacement of HT UG cable, XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable(heavy duty) with stranded aluminium conductor,6.35/11 KV grade (Earthed system cable) as per IS 7098 Part-II, of size 3 Core 95 Sqmm all as directed including dismantling old one, complete all as specified and directed. Note:- (a) Earth work ( Excavation, Returning & refilling and removal), sand cushioning, concrete cable covers,GI pipe protection for road crossings, HT termination joints will be measured and paid separately.
400
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M&L in replacement cable jointing kit for 11 KV (Earthed) grade XLPE cable for outdoor end termination cold shrink type joint 3 Core 50 sqmm to 95 sqmm complete with jointing material and accessories suitable for following sizes including testing after jointing complete all as directed . Note:- Earth work ( Excavation, Returning & refilling and removal), sand cushioning, concrete cable covers,GI pipe protection will be measured and paid separately.
4
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M&L in replacement cable jointing kit for 11 KV (Earthed) grade XLPE cable for Indoor end termination cold shrinkable type joint complete with jointing material and accessories suitable for 3 core 50 sqmm to 95 sqmm complete with jointing material and accessories suitable for following sizes including testing a XLPE cable including testing after jointing complete all as directed . Note:- Earth work ( Excavation, Returning & refilling and removal), sand cushioning, concrete cable covers,GI pipe protection will be measured and paid separately.
4
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M&L in replacement cable jointing kit for 11 KV (Earthed) grade XLPE cable for outdoor straight through cold shrinkable type joint 3 Core 50 sqmm to 95 sqmm complete with jointing material and accessories suitable for following sizes including testing after jointing complete all as directed . Note:- Earth work ( Excavation, Returning & refilling and removal), sand cushioning, concrete cable covers,GI pipe protection will be measured and paid separately.
4
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M & L for good quality dry sand cushioning to under ground electric cable on layer of 8 cm thick before laying the cable and second layer of 15 cm thick after laying the cable all as specified in clause 19.75 of MES Schedule part-I (2009) Note : Sand shall be fined sand as specifed and punned thickness shall be measured and paid.
36
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Supplying and laying un-reinforced precast concrete cable cover factory made as per IS 5820-1970, class HV, type 1,flat, size 300mm x 180mm x 40mm.
2111
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Supply and lay in replacement GI tubes light grade 80 mm dia bore galvanised with all fittings laid in trenches etc for protection of cable, complete all as specified and as directed.
20
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Demolition of cement concrete of any type, complete all as specified and as directed.
0.5
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M&L for repair and servicing of HT 11 KV RCC four pole structure by replacing galvanized PG clamps, GI bolts and nuts, pieces of ACSR conductor with insulation of any size as jumpers including lubricating the moving parts of AB switch and cleaning of all disc /pin insulators and applying silicon compound for prevention of arcing due to dust/ salt deposits over the surfaces including applying one coat of zinc oxide primer on rusted portions after preparation of surfaces & a coat of aluminum paint to the entire steel structure, complete all as specified and directed.
Note:-Rate quoted shall be inclusive of paiting of steel structure, two coats of white wash on exposed concrete surfaces, ACSR conductor for jumpering, GI hard ware like nuts, bolts etc complete
2
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M&L for repair and servicing of HT 11 KV RCC two pole structure by replacing galvanized PG clamps, GI bolts and nuts, pieces of ACSR conductor with insulation of any size as jumpers including lubricating the moving parts of AB switch and cleaning of all disc /pin insulators and applying silicon compound for prevention of arcing due to dust/ salt deposits over the surfaces including applying one coat of zinc oxide primer on rusted portions after preparation of surfaces & a coat of aluminum paint to the entire steel structure, complete all as specified and directed.
Note:-Rate quoted shall be inclusive of paiting of steel structure, two coats of white wash on exposed concrete surfaces, ACSR conductor for jumpering, GI hard ware like nuts, bolts etc
2
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Cutting /trimming tree branches along the over head HT/LT lines up to 3.0 mtr from electric line on both sides of the span and disposing of the cut tree-branches at places, complete all as specified and directed. Note : (i) Necessary permission will be obtained from department by contractor one day prior to trimming in particuar area and shut down of that area shall be arranged by department. (ii) The overhead line shall be maintained for whole period of contract and the payment shall be made once in entire Contract period only.
50
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M/L for stringing of HT/LT Over head line ( ACSR) of any size of overhead line complete including binding with ACSR conductor near pitted conductor, complete all as specified and directed. Note: Stringing of three phase of conductor per span shall be measured and paid separately
100
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Cutting the tarmac / hard standings and excavating in trenches across the road for laying cable including making good the excavated portion by means of PCC 1:3:6, type C1 matching with the surroundings, complete all as specified and directed.
2
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M&L for fixing in repairs Stay assembly complete with accessories such as MS stay plate of size 300mmx 300mmx6mm thick, stay rod 20mm dia, stay bow, nuts, bolts and check nuts of GI including GI stay strand of size 7/4 mm all as shown in electrical plate No. 1 of SSR Part-I of 2009 , complete all as specified and directed.
Note: Earth work ( Excavation, Returning & refilling and removal), PCC, stay clamp and loop type insulators will be measured and paid separately under relevant schedule items).
3
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M&L in replacement for Loop type insulator large size with overall dimensions 90x140mm with clearance of hole 25.5 mm vitreous white brown or green , complete all as specified and directed including dismantling old defective.
3
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M&L for Plain cement concrete (1:3:6) type C-2 (Using 40 mm graded stone aggregate) as in foundation filling and mass concrete for stay, complete all as specified and directed.
1
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M&L for strip opening the metering cubicle of HT panel of rating 11 KV, 3 phase comprising of following repairs in replacement, inspecting, overhauling and servicing/ re-fixing of the spares etc, complete all as specified and directed. a) Dismantling the complete instrument chamber/ HV cable box. Decarbonising/ cleaning the complete HT 11 KV 3 phase independent bus bar, bus bar chamber of HT panel and inspecting the bus bar insulators. b) Checking, inspecting the Numeric/ microprocessor/IDMT relays, multifunction meters/energymeters, ammeters and voltmeters for their serviceability and functionality etc complete. c) Checking complete electrical tripping circuit of HT panel including control wiring from secondary system rotary to tripping coil, auxiliary switch male and female housing cut out, etc. and wiring including replacement of damaged wire at places including operation on DC system, testing and commissioning complete all as directed. d) Inspection of CTs and PTs if any. Replacing the defective CT/PTs incl accuracy in checking of the CT wiring including identification to the base and connecting links to main switchcomplete all as directed by Engineer -in- Charge. e) Inspecting of indicating lamps, rotary switches/selector switches, toggle switches etc complete. Notes: (i) The rate quoted shall be deemed to include for necessary T&P, minor spares like nuts, bolts, washers, gasket, insulation tape, lugs, compound etc. to put in to the HT metering cubicles /panels in serviceable condition, testing and calibration all as specified and as directed by the Engineer-in-Charge.
(ii) Major spares like CTs, PTs, relays, ammeters, voltmeters, multifunction meters, energymeters, indicator lamps, control wiring, rotary/selector & toggle switches, calibration of relays etc shall be measured and paid separately under relevant items of Schedule 'A' . However the rate quoted shall be deemed to include for any other minor spares require replacement.
2
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Disconnect and taking out the Numeric/ Microprocessor based relay/IDMT relay of any type of any Make from 11 KV HT panel, cleaning the contacts, calibrating the relay by conducting secondary injection tests, checking of current transformer, rectification of defects in control wiring for proper tripping of circuit breakers through CTs and relay and tripping coils, adjustment/setting to plug and time multiplier settings of the relay to achieve the descrimination in tripping, tune/synchronise upstream breaker relay settings, re-installation of relay, testing & commissioning etc , complete all as specified and directed. Note: The Contractor has to arrange necessary testing Kits, testing equipments, tools etc and shall also submit detailed test reports, panel wise, duly spiral bound. Rental rates for the testing/calibration kits & connected equipments are deemed to be included in the quoted rate. Testing & tuning shall be carried out in the presence of representative of the Department, to the satisfaction of the Department.
2
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S&F in replacement Master Trip Relay suitable for 11 KV HT panel for protection system as per site, complete all as specified and directed.
4
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S&F in replacement DC Supervision Relay suitable for 11 KV HT panel for pretection system as per site, complete all as specified and directed.
4
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S&F in replacement Auxiliary Relay suitable for 11 KV HT panel for protection system as per site, complete all as specified and directed.
4
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Taking down HT switch gear (Vacuum circuit breaker ) of capacity 11 KV 250/350 MVA comprising of following repairs, overhauling, servicing and refixing the same after repairs/ overhauling: (a)Tripping off the breaker, lowering the breaker with raising/ lowering handle and pulling out the breaker complete from the panel along with the trolley for servicing/inspection/overhauling. (b)Servicing/Inspecting/checking of automatic safety shutter operation for serviceability and replacement of spares if required. (c)Servicing/Inspecting/checking of circuit spout and cicuit spout connections for RYB phases and replacement of spares if required. (d)Dismantling and checking of cross bar assembly, fixed contacts and current carrying parts of the breaker, trolley, insulated assembly and checking lamination with clamps, epoxy spout, isolator assembly etc. (e) Setting, reassembling, cleaning, adjustment of fixed contacts, main contact, arcing contacts and chamber baffle pot assembly, moving contact for proper setting of auxiliary contacts operating mechanism. (f) Servicing/Inspecting/checking of secondary sockets/busbar earthing plugs/earthing sockets and replacement of spares if required.(g) Checking, setting and adjustment of lowering and raising operation of the breaker trolley. (h)Lubrication and greasing of all moving parts of the trolley, stopper bolt for proper operating and closing of shutter gear, isolation resistance of trolley of with vacuum interrupter assembly.
6
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The inspection of HT switch gear shall involve:-
(i) Inspection of truck & hoist assembly.
(ii) Inspection of tank assembly & barriers.
(iii) Inspection of assembly & components of solenoid assembly.
(iv) Inspection of assembly & components of dependent mechanism.
(v) Inspection of assembly & components of spring box mechanism.
(vi) Inspection of motor mechanism spring charge assembly (vii) Inspection of assembly of trip unit & related components Notes: (i) The rate quoted shall be deemed to include for necessary T&P, nuts, bolts, washers, gasket, insulation tape, compound, painting of VCB panels with approved colour all as per exisitng etc. to put in to the VCBs and panels in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge.
(ii) Major spares like Breaker bushings, vaccum interrupture assly, busbar spout, busbar spout connections, circuit spout/circuit spout connections/buffer fixed contacts, moving contacts, tank assly/barriers, solenoid spares, dependent/spring mechainsm/ motor mechanism, trip unit etc will be measured and paid separately under relevant items of Schedule 'A'. However the rate quoted shall be deemed to include for any other minor spares require replacement.(ii) the servicing shall be carried out by Auhtorised service centre as approved by GE
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S&F in replacement the following spares suitable for 250 MVA to 450 MVA HT switch gear VCBs and 11 KV HT panel repair of work under relevant Schedule
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S&F in replacement 1.5 sqmm flexible PVC stranded copper conductor cable, unshethed, 1100 V grade for control wiring.
80
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S&F in replacement 2.5 sqmm flexible PVC stranded copper conductor cable, unshethed, 1100 V grade for control wiring.
80
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S&F in replacement LED Indication Lamps, complete all as specified and directed.
9
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S&F in replacement LED type push button actuators, complete all as specified and directed.
6
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S&F in replacement 3 phase selector switch , complete all as specified and directed.
12
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S&F in replacement Shunt trip coil 30 V DC/110 V DC , complete all as specified and directed.
12
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S&F in replacement CTs epoxy cast wound primary CTs with minimum primary current 50/25/5+5A, double ratio, double core (Protection core-5P10 & Metering core- Class 0.5), complete all as specified and directed.
2
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S&F in replacement CTs epoxy cast wound primary CTs with minimum primary current 100/50/5+5A, double ratio, double core (Protection core-5P10 & Metering core- Class 0.5), complete all as specified and directed.
3
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S&F in replacement Breaker control switch , complete all as specified and directed.
4
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S&F in replacement Breaker bushing contact, complete all as specified and directed.
4
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S&F in replacement Vacuum interrupter assembly, complete all as specified and directed.
4
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S&F in replacement Busbar Spout, complete all as specified and directed.
4
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S&F in replacement Circuit spout, complete all as specified and directed.
4
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S&F in replacement Control circuit fuses 2 A to 16 A suitable as per site, complete all as specified and directed.
9
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S&F in replacement HRC fuse (PT HT side), complete all as specified and directed.
6
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S&F in replacement PT plug contact, complete all as specified and directed.
4
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S&F in replacement Spring charging motor with gear assembly, complete all as specified and directed.
4
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S&F in replacement Ammeter of suitable capacity as per site , complete all as specified and directed.
4
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S&F in replacement Voltmeter of suitable capacity as per site, complete all as specified and directed.
4
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S&F in replacement Multifunction meter, Digital type (Displaying A, V, PF, Hz, KVA, KW, KVAR, KWh, KVARh etc.) Class 0.5 with RS485 port for communication in Modbus protocol, complete all as specified and directed.
4
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S&F in replacement Cast Resin Three phase Potentail Transformer 11KV/√3/110V/√3,100VA , Cl 0.5 with desired capacity PT Fuses, complete all as specified and directed.
2
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S&F in replacement Rachet handwheel with gear assembly, complete all as specified and directed.
2
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Supply, install, connect, testing and commissioning in replacement of 30 V DC auxiliary power source with 2V lead acid cells for protection of power control system comprising of the following all as standard practice and as specified including dismantling old battery power pack system complete.(a) 30V/100AH VRLA battery pack consisting of Lead acid cell batteries minimum 15 Nos with 2 V per cell in float charge condiiton, 2.75V per cell in Boost charge condiiton, 1.75V permissible cell voltage at the end of discharge complete with discharge duration of 10 hours.(b) DC buses of flat and of adequate cross section and length fixed to epoxy insulator supports as required. (c) Copper cable of adequate size and length from battery charger to bank of battery and battery bank to auxiliary supply panel. Note : The Contractor shall submit type test report as per IS 3136 & IS 4540 before installation, commissioning and claiming for payment.
2
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S&F in replacement Plates (plain or chequered), channels, angle irons, square cut or notched (ordinary and counter sunk) forming holes, without any attachment all as directed conforming to Fe 410-O 0r Fe 310-O including applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer including dismantling old rusted cable/duct covers.
100
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M&L for disconnecting carefully electrical connection from both HT/ LT (primary & secondary) sides of the transformer, keeping them at safe side and taking out the but transformer/Voltage stabiliser indoor/ outdoor type of capacity 250 KVA to 500 KVA, 11 KV/ 0.433 KV, step down any make for carrying out complete overhauling which shall comprise of the following:-a) M&L for lifting, transporting, handling, the transformer to workshop and opening top cover of the transformer by unscrewing nuts, bolts, washers etc. including disconnecting core assembly from HT/ LT bushing and lifting the same gently and taking out from the shell (container/ body) of the transformer. b) M&L for draining out transformer oil from the above said transformer in the suitable capacity of container /drums and keeping it in safe custody for reuse.c) M&L for cleaning the transformer body from inside, removing deposited dirt/ sludge/ foreign particles etc. from the bottom/ body of the transformer and drying up the shell from inside before refilling of the transformer oil.d) M&L for cleaning and washing thoroughly core and windings of the transformer by hosing down with clean dry oil conforming to IS 335/1983, removing deposited dirt/sludge/foreign particles from the windings/ core, thorough inspection of windings, providing insulations to leads and terminals, heating/ drying/ baking complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc, complete all as specified and directed.
3
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e) Lifting and refixing core assembly inside the transformer shell gently and carefully, connecting primary/ secondary/ Neutral connections to the bushings assembly, fixing of tap change over including tightening of nuts, bolts, washers of the core to reduce humming noise all as directed.f) Refilling the filtered transformer oil in the shell of transformer complete.g) Refixing the top cover including replacement of cork sheet/ gasket 8mm thick, tightening of nuts/ bolts/ washers etc. and replacement of breather with silica gel crystal type all as directed by Engr-in charge. h) Lifting/ shifting to the place from where removed or to any location as directed and re-installing the transformer including connecting primary/ secondary/ neutral connections etc. all as directed by Engr-in-Charge. j) The inspection of transformer shall involve:-
i) Checking of all clamps, nuts, bolts including core bolts & cover fixing bolts.
Ii) Checking all brazings, joints, tap heads and connection joints.
iii) Checking all jumpers, terminations/ connections inside the transformer.
iv) Checking the Buchholtz relay/ conservator MOG if any.
v) Painting of transformer complete with two coats of synthetic enamel paint externally transformer shell complete all as directed by Engr-in-Charge.
(vi) Inspection of tap changer, checking the moving and fixed contacts for contact wear and connection to winding.
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k) Conducting the tests on core and windings as per IS like ratio, magnetic imbalance, short circuit etc. in presence of Engr-in-Charge and test results shall be signed both by the contractor and Engineer -in-Charge and kept on record.Note:- (i) Any damage to insulators/ bushes/ windings etc. while in the custody of the contractor shall be made good at no extra cost to Department. The serviceability of the transformer shall be checked and confirmed by the contractor before taking into his custody.(ii) The quoted rate deemed to be inclusive of provision of alternate stand by transformer of suitable capacity (on rental basis) from workshop till repairs to existing transformer and the cost of rent, transportation to and fro, installation & connection also deemed to be included the quoted rate for the same.
(iii) M&L for rewinding/ re-insulation of HT/ LT (primary/ secondary) coils, bushes, studs, Transformer oil,cable box, replacement of buchholtz relay if any etc will be measured and paid separately.
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All as per Item No. 67 above but but transformer/ Voltage stabiliser indoor/ outdoor type of capacity 160 kVA to 200 kVA, complete all as specified and directed.
2
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All as per Item No. 67 above but but transformer/ Voltage stabiliser indoor/ outdoor type of capacity 50 to 100 KVA, complete all as specified and directed.
2
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M&L for filtration of transformer oil of transformers installed at various locations to achieve di-electric strength not less than 50 KV at 2.5mm gap as per relevant IS with portable filtration plant, testing of the oil for the di-electric strength before filtration and after filtration , complete all as specified and directed.
1200
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Supply and topping up of transformer oil with di-electric strength not less than 50 KV in to the conservator tank/ body tank of the transformer/ OCB etc at various locations, complete all as specified and directed.
600
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M&L in replacement for rewinding of distribution (HT/LT) transformers of capacity ( 50 KVA to 500 KVA)/ type by winding the defective coils with new copper wire as per I.S. of same gauge and existing size together with new insulated materials/ bracings before placing in to the transformer and assembling the coil with new insulation and fitting the coils in the chamber, testing and commissioning the transformer and recording the test results , complete all as specified and directed.
[Note: M&L for re-insulation of serviceable coils will be measured & paid separately under relevant items.]
180
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M&L in replacement for rewinding of distribution (HT/LT) transformers of capacity ( 50 KVA to 315 KVA)/ type by winding the defective coils with new aluminium wire as per I.S. of same gauge and existing size together with new insulated materials/ bracings before placing in to the transformer and assembling the coil with new insulation and fitting the coils in the chamber, testing and commissioning the transformer and recording the test results , complete all as specified and directed.
[Note: M&L for re-insulation of serviceable coils will be measured & paid separately under relevant items.]
60
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M&L in replacement for re-insulating windings of HT/ LT distribution transformers of capacity ( 50 KVA to 500 KVA) / size/ type by strip opening of HT/ LT coils (i.e. Primary/ secondary coils) from core assembly safely, unwinding the HT/ LT coils (i.e. Primary/ secondary coils) complete, removing the old defective insulation paper and replacing with new DPC insulation to the copper/aluminium conductor, re-varnishing of the windings with super varnish including heating/ drying/ backing complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc. all as per IS 1986-87 , complete all as specified and directed.
75
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M&L for replacement of silica gel breather of assembly for HT/ LT distribution transformers of the following capacity including dismantling old one
-
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250 KVA to 500 KVA
3
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-
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100 to 200 KVA
5
-
-
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M&L for replacement gun metal drain valves of transformers of following capacities including dismantling old one:-
-
-
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20 mm dia
2
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25 mm dia
2
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M&L for replacement of the LT porcelain bushings 50 to 500 KVA complete of following capacity distribution transformers of existing transformer make/ size/ type , complete all as specified and directed including dismantling old one.
4
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M&L for replacement of the HT porcelain bushings 50 to 500 KVA complete of following capacity distribution transformers of existing transformer make/ size/ type, complete all as specified and directed including dismantling old one.
3
-
-
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M&L for replacement of the LT bushing rod made out of brass with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete of following capacity distribution transformers of any make/ size/ type, complete all as specified and directed including dismantling old one.
-
-
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250 to 500 KVA
3
-
-
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100 to 200 KVA
3
-
-
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M&L for replacement of the HT bushing 50 to 500 KVA rod made out of brass with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete of following capacity distribution transformers of any make/ size/ type , complete all as specified and directed including dismantling old one.
3
-
-
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M&L for replacement of (OTI) Oil Temperature indicator for 100 to 500 KVA distribution transformers including dismantling old one.
3
-
-
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M&L in replacement for porviding new cable box made out of MS sheet of thickness not less than 5 mm including fabrication works, welding etc. to suit the existing transformer size, including nuts, bolts, cable glands, termination of existing cables etc., complete all as specified and directed for the following capacity transformers:
-
-
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200 to 500 KVA
2
-
-
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50 to 160 KVA
2
-
-
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M&L for preparation of old painted surfaces of transformers with coarse cloth/ brush and painting throughout externally on exposed surfaces with two coats of smoke grey colour synthetic enamel paint or as approved colour including writing of transformer details on plinth in white enamel paint on black enamel paint back ground complete including one coat of white wash for base foundation, complete all as specified and directed for the following capacity in-door/ out-door type transformer:-
-
-
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160 to 500 KVA
3
-
-
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50 to 100 KVA
3
-
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M&L Clearing of bushes/small plants upto root level around and surroundings areas E/M installations (i.e.Two Pole/ Four structures, outdoor-substation yards & Misc E/M installations etc) including spraying of chemical for anti-vegetation growth as approved, surface dressing n.exc 15 cm deep and removing debris to a distance n.exc 50m , complete all as specified and directed.
410
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Supply and lay Graded coarse aggregate of size 40 mm dia size in outdoor sub-station yards , complete all as specified and directed.
5
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Supply and lay Graded coarse aggregate of size 20 mm dia size in outdoor sub-station yards , complete all as specified and directed.
5
-
-
... More
Supply and lay stone dust in layers in outdoor sub-station yard, complete all as specified and directed.
5
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-
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M&L for detecting HT/ LT UG cable faults located in any stretch/ depth with sophisticated cable fault locator consisting of microprocessor based pre-locator system, HV surge generator of capacity upto 16 KV, fault pin point surge wave reciever, cable indentification instrument , cable tracer for exact location of under ground cable routes, complete all as specified and directed. Note: The rate quoted deemed to be inclusive of transportation of equipment from any location and charges for service engineer for identifying the fault including their boarding & lodging complete.
14
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S&F in replacement of 50x16 mm aluminium strip in bus bar box on HT insulator all as specified and directed by Engr-in-Charge.
Note :- HT Insuator will be measured and paid seperately under relative item of sch.
11
-
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S&F in replacement of 11 KV HT insulator for support of AL strip of dimension as per site requirement all as specified and directed by Engr-in-Charge.
36
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-
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M&L for painting of HT 11 KV RCC/Steel pole/Bus Bar boxes with two coat of synthetic enamel aluminium paint over a coat of primer after preparation of old surface, complete all as specified and directed.
39
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Supply and laying in replacement synthetic Insulating Mat of size 2m X 1m and 2.5mm thick for up to 11 KV Volts made from synthetic insulating material, free from any insertions leading to detoriation of insulating properties. Note : The upper surface should have small aberration (Rough Surface) with out edges to avoid slippery effects.The mat should be fire retardant & self extiguishing complete all as specified and directed by Engr-in-Charge.
4
-
-
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M&L for XPM net fencing with 4 mm GI wire welded steel wire fabric suppiled and fixed complete to steel memers n.exc 4 Kg complete all as specified and directed by Engr-in-Charge.
30
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-
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Demolition of Brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, complete all as specified and directed by Engr-in-Charge.
1.5
-
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M&L for brick work with sub class 'B' bricks straight or curved on plan exc 6m mean radius buit in CM 1:6 in cement mortar complete all as specified and directed by Engr-in-Charge.
1.5
-
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M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surface finishing the surface even & smooth without using extra cement complete all as specified and direceted by Engr-in-Charge.
10
-
-
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Taking down cement plaster on brick or concrete surface of any description including raking out joints hacking for key scrubbing down with water,M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surface finishing the surface even & smooth without using extra cement complete all as specified and direceted by Engr-in-Charge.
49
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M&L in replacement earthing with copper earth plate electrode of size 60x60cmx3.15mm thick buried directly in ground to a depth not less than 2.25 mtr deep below normal ground level with top edge of the earth plate not less than 1.5 mtr deep below normal ground level connected to copper strip of size 20x3mm as earthing lead by means of nuts, bolts and washers of steel after welding of CU strip to earth electrode to the full length of earth plate, GI medium grade pipe 40 mm bore protection pipe upto test point, 20mm dia GI light grade watering pipe with funnel and wire mesh, RCC pit cover of size 300x300x40mm reinforced with XPM having weight not less than 4Kg/sqmm including 6mm thick MS bar handle made to shape, PCC pit with 1:3:6 type C1 with angle iron frame made of angle iron of size 40x40x4mm, adequate qty of charcoal dust and salt layers all around the earth plate, excavation , earth work in any type of soil, removal of excavated soil and returning filling in all as required at site complete all as specified in plate No 3 of SSR Part-I and all as specified or indicated including testing on completion.NOTE :-Rates inclusive of necessary excavation in any type of soil, earth work, PCC pit, RCC cover, funnel with watering pipe, Copper earth strip upto 7.5 m long for connecting to test point etc. all as required at site for complete earthing) and dismantling old defective earthpit, complete all as specified and directed.
Notes: 1. Earth strip & protection pipes length upto & including 7.50 metre is deemed included in unit rate quoted by the contractor.
2. Earth filling shall be done by vegitable soil.
3. Soil shall be free from stone, boulders, aggregate, gravels.
2
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Notes : The Schedule of Credit amount shall be deducted from the total of this schedule (BoQ) to arrive at Contract Sum.
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