Military Engineer Services Tender
Karnataka, also known as Karunadu, is a state in the southwestern region of India. Karnataka was formed originally as Mysore State on 1st November 1956 and currently is the biggest state in south India. Its capital and largest city is Bengaluru. It covers an area of 191,791 km2 (74,051 sq mi) and is the sixth largest state by area comprising 31 districts. Karnataka is also a state of multiple languages; Kannada being the official and most widely spoken language in Karnataka. Other languages spoken in the state include Tamil, Telugu, Malayalam, Kodava, Konkani and much more.Karnataka tenders are issued by the government of Karnataka, public & private sector organisations. The state government issues majority of the Karnataka tenders, which are for goods and services including construction, road and bridge construction, IT services, engineering services, medical services, educational services amongst many others. Bidassist is one of the largest eprocurement portals, which offers all government tenders from across the world in one place. Bidassist offers information on all Karnataka tenders and other state and authority tenders in no time. Bidassist is a platform where users can look for various Karnataka tenders as well as other tenders.
Military Engineer Services - MES Tender
Electrical and Electronics
Electrical Works
Eprocure
Opening Date21 Jan 2025
Closing Date18 Feb 2025
Tender Amount₹ 85,00,000
Costs
EMD
₹ 1,52,500Document Cost
₹ 1,000Tender Fee
Refer Documents
Description
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Contact
Tender Id
2025_MES_694097_1Tender No
85321/E8Tender Authority
Military Engineer Services ViewPurchaser Address
-Website
http://http://mes.gov.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
BOQ Items
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Material and labour for Spreading ribbed soil in trenches as in cable cushioning all as per IS 1255-1983, complete all as specified and directed.
Note :- (i) Excavated approved soil shall be ribbed by using sieve to separate composite particles etc. as per IS and refilling in trenches before laying of cable 8 CM and 15 CM after laying of cable. This is then gently punned down to a depth of 10 cm above the top of upper most cable (ii) For the purpose of measurement only punned thickness shall be considered for payment.
78.49
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Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soil, complete all as specified and directed.
196.51
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Removing excavated soil to a distance not exceeding 50m and deposited at a level not exceeding 1.5m above the starting point, complete all as specified and directed.
94.19
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M & L for Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure, complete all as specified and as directed.
8
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Boring of holes under road, pavement hard standings by trenches technology using ultra sound technique and necessary machine includings HDPE pipes of 100 mm dia suitable for 0.4 Mpa working pressure complete all as speified and directed by Engr-in-charge.
10
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Boring of holes under road, pavement hard standings by trenches technology using ultra sound technique and necessary machine includings HDPE pipes of 80 mm dia suitable for 0.4 Mpa working pressure, complete all as speified and directed.
15
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Supply and spreading stone aggregate of size not exceeding 40 mm spread and leveled in layers not exceeding 15 cm to a true surface of broken stones for transformer and pole structure area, a complete all as speified and directed.
68
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Material and labour for plain cement concrete 1:4:8 type D2 using 40 mm graded stone aggregate for foundationsof pole / filling around the fencing post all as specified and as directed.
2
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Material and labour for plain cement concrete 1:3:6 type C1 using 20 mm graded stone aggregate for path ways, hard standing & pole coping including necessary form work and applying two coats of white wash on exposed surfaces etc complete all as specified and as directed.
0.6
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M&L for preparation of old decorated surfaces of walls of transformer plinth and applying one coat of cement based paint, all as specified & directed.
12
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Supply and fix galvanised iron tubing light grade 100mm bore galvanized with all fitting laid in trenches / road crossing for UG cable protection all as specified and as directed
20
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Supply and fix galvanised iron tubing light grade 80 mm bore galvanized with all fitting laid in trenches / road crossing for UG cable protection all as specified and as directed.
18
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Supply & Laying of Telerex DWC (Double Wall corrugated) HDPE pipe ISI marked of outer dia of 120 mm and inner dia 103 mm polythylene including coupler & Bend with smoooth inernal and profiled external surface for non pressue under ground cable complete all as specified and directed.
40
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Supplying and laying reinforced precast concrete cable cover, class EHV, type 2 with flat, size 450mm x 180mmx 40mm, all as specified and as directed.
4845
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Supply and fix steel tubular swaged poles complete with cast iron base plate, finial taper plug, bolts nut and screws as specified type 410 SP-55 (11.0 meters long) including two coats of aluminium paint over a coat of red oxide primer including taking down of old one all as specified and as directed. Note: Necessary earth work excavation, removal of surplus soil & concrete shall be measured and paid separately in respective items.
2
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Material and labour for cross arms, bracings, supports, clamps and back plates, fabricated from structural steel including nuts, blots, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed inclusive of one primer coat, one under coat and one finishing coat of aluminum paint including taking down of old one all as specified and as directed.
4.5
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S&F Pin type, composite silicon rubber polymeric type insulator 257mm height, 100mm dia for 11000 volts grade, 5 kN with ECR glass rod, forged steel top and bottom, silicon rubber housing and weather sheds, including one galvanized mild steel spindle, galvanized iron washer, spring and one galvanized iron nut all as specified and as directed including taking down existing unserviceable insulator, complete all as specified and as directed.
Make: GK Electricals/ BHEL/ Jayshree/ WS Industries/ Southern Insulators.
14
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S&F long rod insulator, composite silicon rubber polymeric type 290mm height, 100mm dia for 11000 volts grade, 45 kN with ECR glass rod, forged steel tongue and cleaves, silicon rubber housing and weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
Make: GK Electricals/ BHEL/ Jayshree/ WS Industries/ Southern Insulators/ Mysore
15
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Material and labour for pin type, porcelain vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut 150mm height, 150mm dia for 11000 volts grade and weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
16
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Material and labour for disc type, porcelain vitreous, 145 mm height 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 grade and weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
18
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Material and labour in replacement for danger notice plate of 1.6mm thick mild steel sheet with vitreous enamelled with letter figures and conventional skull and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for HT, 25 x 20cm and weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
32
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Material and labour for switch air break, gang operated triple pole, mechanically operated (with GI operating rod), mounted on insulator and steel frame with operating mechanism worked from ground level, horizontal type for current rating upto 200 Amps on HT 11000 volts working pressure, including locking arrangement with 06 lever lock and painting the steel surfaces with two coats of synthetic enamelled paint over a coat of red oxide primer etcand weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
4
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Material and labour for switch air break, gang operated triple pole, mechanically operated (with GI operating rod), mounted on insulator and steel frame with operating mechanism worked from ground level, horizontal type for current rating upto 400 Amps on HT 11000 volts working pressure, including locking arrangement with 06 lever lock and painting the steel surfaces with two coats of synthetic enamelled paint over a coat of red oxide primer etc and weather sheds and complete all as specified and as directed including taking down existing unserviceable one, complete all as specified and as directed.
4
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Material and labour for repair and servicing of HT 11 KV Four pole structure by replacing rusted galvanized PG clamps, GI bolts and nuts, tightening of ACSR conductor 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, complete all as specified and as directed. Note: Quoted unit rate shall be inclusive PG clamp , GI hardware like nuts, bolts etc complete all as directed .
30
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Material and labour for repair and servicing of HT 11 KV Two pole structure by replacing of rusted galvanized PG clamps , GI bolts and nuts, tightening 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, complete all as specified and as directed. Note: Quoted unit rate shall be inclusive GI hardware like nuts, bolts etc complete all as directed.
22
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Repair / service / overhauling of gang operating devices 11000volts upto 200/400 Amps including greasing all the moving parts and applying white petroleum jelly at the contact points, tightening all nuts and bolts and prividing PG clamps 06 Nos, additional nut and bolts commissioning and testing complete including dismantling and replacing all the unserviceable parts / spares all as specified and as directed. Note: All the spares replaced shall be measured and paid separately
50
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Supply only moving contact blades, all as specified and as directed.
45
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Supply only fixed contact jaw copper, all as specified and as directed.
35
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Supply only copper braded tape (Thinner copper flexible jumper), all as specified and as directed.
45
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Supply only mild steel supporter, all as specified and as directed.
38
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Supply only back connected plate, all as specified and as directed.
32
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Supply only jumper carrier, all as specified and as directed.
45
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Material and labour as in repair for fixing aerial fuse wire of suitable for HT 11 KV drop out fuse carrier up to 15 A rating, complete all as specified and as directed.
2.5
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Material and labour as in repair for fixing aerial fuse wire of suitable for HT 11 KV drop out fuse carrier up to 20 A rating, complete all as specified and as directed.
4.8
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Material and labour as in repair for fixing aerial fuse wire of suitable for HT 11 KV drop out fuse carrier up to 30 A rating, complete all as specified and as directed.
4.2
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Material and labour for fixing aerial fuse wire of suitable for HT 11 KV drop out fuse carrier up to 40 A rating, complete all as specified and as directed.
2.3
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Material and labour in replacement for lightning arresters for outdoor use expulsion type suitable for 11000 volts (HT) complete with all fittings, transmission class, dis-charge capacity 65 KA including taking down existing lightening arresters of any type and size complete all as specified and as directed.
6
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S&F New single phase drop out fuse 12 KV, 200 Amps rating with single silicon rubber polymeric insulator including taking down existing drop out fuse unit complete all as specified and as directed.
1
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S&F New single phase drop out fuse 12 KV, 400 Amps rating with single silicon rubber polymeric insulatorincluding taking down existing drop out fuse unit complete all as specified and as directed.
1
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S&F New single phase drop out fuse 12 KV, 200 Amps rating with two nos of porcelain insulator including taking down existing drop out fuse unit complete all as specified and as directed.
10
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S&F New single phase drop out fuse 12 KV,400 Amps rating with two nos of porcelain insulator including taking down existing drop out fuse unit complete all as specified and as directed.
8
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Material and labour for Replacement of galvanised iron strip 32 x 6mm buried in ground or fixed on pole with all accessories including dismantling old one all as specified and as directed.
35
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Supply, lay, test and commissioning of XLPE insulated screened PVC bedded, galvanised steel strip or wire, armoured, heavy duty electric power cable (HT UG), 11000 volts grade with stranded aluminium conductor of size 3 core 185 Sqmm(Earthed) including takingout existing unserviceable cable complete all as specified and as directed.
Note - Earthwork and bricks to be paid separately in respective items.
100
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Supply, lay, test and commissioning of XLPE insulated screened PVC bedded, galvanised steel strip or wire, armoured, heavy duty electric power cable (HTUG), 11000 volts grade with stranded aluminium conductor of size 3 core 120 Sqmm ( Earthed) including takingout existing unserviceable cable complete all as specified and as directed.
Note - Earthwork and bricks to be paid separately in respective items.
450
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Supply, lay, test and commissioning of XLPE insulated screened PVC bedded, galvanised steel strip or wire, armoured, heavy duty electric power cable (HTUG), 11000 volts grade with stranded aluminium conductor of size 3 core 95 Sqmm ( Earthed) cable including takingout existing unserviceable cable complete all as specified and as directed.
Note - Earthwork and bricks to be paid separately in respective items.
590
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to185 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
18
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
16
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for indoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
14
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for indoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
12
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for out door straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
14
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Material and labour for cable jointing kit for 11KV (Earthed) grade cable for out door straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and testing after jointing including taking out unserviceable joint kit complete all as specified and as directed.
10
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M&L for preparation of old painted steel surfaces of 4 pole structure including brackets, clamps, channels and cross arms by cleaning of oils, lubricants, grease etc. complete above PCC coping and applying two coats of aluminium paint on surfaces 1m above PCC coping, applying two coats of synthetic enamel paint in zebra pattern with black & yellow colour combination up to 1m height above PCC coping; writing MES No. of poles (Number size shall be 25mm and lettering shall be 40mm) complete including applying two coats of white wash on exposed concrete surfaces of coping to poles duly preparing the surfaces complete all as specified and as directed.
12
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M&L for preparation of old painted steel surfaces of 4 pole structure including brackets, clamps, channels and cross arms by cleaning of oils, lubricants, grease etc. complete above PCC coping and applying two coats of aluminium paint on surfaces 1m above PCC coping, applying two coats of synthetic enamel paint in zebra pattern with black & yellow colour combination up to 1m height above PCC coping; writing MES No. of poles (Number size shall be 25mm and lettering shall be 40mm) complete including applying two coats of white wash on exposed concrete surfaces of coping to poles duly preparing the surfaces, complete all as specified and as directed.
14
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M&L for cable route indicator made of cast aluminium disc 200mm dia, with inscription of HT cable fixed to MS angle of size 40x40x6mm, 600mm long with bolts & nuts, duly grouted in PCC 1:3:6, type C2 complete including necessary excavation and earth work all as directed including taking up existing unserviceable indicators, complete all as specified and as directed.
24
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Material and labour for jumper connections between GOD and drop out fuses and transformers with ACSR conductors of suitable size and length (Weasel) including necessary lugs wherever required / aluminium heavy duty PG clamps / binding properly without any loose contact after removing the old jumpers including PVC sleeves, all as specified and as directed.
2
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Material and labour for repairs to transformer at locations where installed after removing nuts and bolts of transformers of capacity 100 to 200 KVA and taking out the leaked portion such as bushes, joints and replace the gaskets after cleaning the suface and refixing the nuts & bolts and ensure no leakage all as specified and as directed. Note: The quoted unit rate shall be included making necessary arragements to remove the oil in the conservator/ up to the level of the portion to be opened in safe drums and refilling after the repair works. The tranformer repair works shall be carried out only by engaging specialised and experianced technicans. The oil shall be filterd before refilling if found required. The charge for filteration will be measured and paid separately rate quoted shall deemed to be included the cost of spares such as cork sheet gasket, nut/bolts and washers, all as specified and as directed.
10
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Material and labour for repairs to transformer at locations where installed after removing nuts and bolts of transformers of capacity 250 to 400 KVA and taking out the leaked portion such as bushes, joints and replace the gaskets after cleaning the suface and refixing the nuts & bolts and ensure no leakage all as specified and as directed. Note: The quoted unit rate shall be included making necessary arragements to remove the oil in the conservator/ up to the level of the portion to be opened in safe drums and refilling after the repair works. The tranformer repair works shall be carried out only by engaging specialised and experianced technicans. The oil shall be filterd before refilling if found required. The charge for filteration will be measured and paid separately rate quoted shall deemed to be included the cost of spares such as cork sheet gasket, bushing ,nut/bolts and washers, all as specified and as directed.
8
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Material and labour preparing old faded painted surface of 11 metre long steel tubular pole complete with including all accessories such as cross arms bracings, brackets etc, and applying two coats of aluminium paint including writing pole number with paint same as existing all as specified and as directed.
2
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M&L for rewinding of HT coils / LT coil of transformer with super enameled copper wire / strips to match with existing gauge or as recommended by the manufacturer for turn ratio and impedance including requisite paper / insulation material in each layer of winding complete all as specified and as required.
680
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M&L for defect rectification in HT 11 KV cable laid in trenches by locating fault with the help of electronic fault locator machine comprising of surge generator pulse ECHP fault location with high frequency distance calculator etc. including excavation in any type of soil strata exposing the cable fault removal of deteriorated position of cable treating of cable and keeping the same ready for jointing work for cables of size upto 300 Sqmm 3 core complete all as specified and as directed.
Notes :
(i) The contractor shall bring the fault locating equipment at site with in 02 hours of instructions received from Engineer -in- charge and he shall ensure that the fault is rectified with in 8 hours of receipt of intimation through telephone from Engineer-in-charge failing which recovery of Rs. 10000.00 per hour shall be recovered from the contractors dues w.e.f the time immediately after the expiry of 24 hours duration. (ii) For the purpose of payment one unit of “Each job” shall comprise of detection of faults in a particular stretch of cable which are identified in that particular stretch, irrespective of number of defects / faults in that particular stretch which are detected during fault detection and the contractors unit rate quoted shall be deemed to include for the same and all such defects / faults which are detected in that particular stretch shall be considered as one unit. (iii.) Joints, jointing materials and cable required shall be measured and paid for separately
22
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Filtration of transformer oil of transformers installed at various locations to achieve di-electric strength not less than 60 KV for 1 minute at 2.5 mm 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 directed. Note :- (a) The rate quoted shall be deemed to include for taking necessary conections to filteration plant from transformer and switch gear oil duly removing the inlet and out let connections. (b) Electric supply for the filteration plant will be made available free of cost. (c) The dielectric strength value of the transformer oil shall be tested before & after filtration. And such testing shall be carried out twice in a year as specified and directed.
(d) Test reports shall be enclosed at the time of payment.
10500
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Supply and topping up or replacement of transformer oil with di-electric strength not less than 60 KV in to the conservator tank/ body tank of the transforme etc at various locations complete all as specified and as directed.
1780
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Taking down carefully Transformer of any capacity from foundation after disconnecting nuts, bolts, earthing lead, HT and LT connection cable etc and shifting within a distance of 12 Km for reinstallation including making connections of cables HT and LT complete all as specified and directed. Note: Weight of Transformer is up to 2 ton, necessary transpotation ,T & P and lifting arrangement shall be contractor responsibility and the unit rate quoted shall be deemed to include the same.
2
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Material and labour for replacement of silica gel breather assembly for HT distribution transformers of 100 KVA to 400 KVA capacity including dismantling old one all as specified and as directed
40
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Material and labour for replacement gun metal drain valves of transformers from 100 KVA to 315 KVA capacities including dismantling old one all as specified and as directed.
10
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Material and labour for replacement of the LT porcelain bushings complete of transformer from 100 KVA to 200 KVA capacity distribution transformers of existing transformer make/ size/ type including dismantling old one all as specified and as directed .
6
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Material and labour for replacement of the LT porcelain bushings complete of transformer from 250 KVA to 400 KVA capacity distribution transformers of existing transformer make/ size/ type including dismantling old one all as specified and as directed .
10
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Material and labour for replacement of the HT porcelain bushings complete of Transformer from 100 KVA to 200 KVA capacity distribution transformers of existing transformer make/ size/ type including dismantling old one all as specified and as directed .
8
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Material and labour for replacement of the HT porcelain bushings complete of Transformer from 250 KVA to 400 KVA capacity distribution transformers of existing transformer make/ size/ type including dismantling old one all as specified and as directed .
6
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Material and labour for replacement of the LT bushing rod made out of gun metal with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete from 100 KVA to 200 KVA capacity distribution transformers of any make/ size/ type including dismantling old one all as specified and as directed
12
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S & F aluminum lugs suitable for aluminum cable of size 95 to 120 Sqmm complete all as specified and directed
60
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S & F aluminum lugs suitable for aluminum cable of size 150 to185 Sqmm complete all as specified and directed
65
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S & F aluminum lugs suitable for aluminum cable of size 240 to 300 Sqmm complete all as specified and directed
30
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Material and labour for replacement of the LT bushing rod made out of gun metal with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete from 250 KVA to 400 KVA capacity distribution transformers of any make/ size/ type including dismantling old one all as specified and as directed
7
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Material and labour for replacement of the HT bushing rod made out of gun metal with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete from 100 KVA to 200 KVA capacity distribution transformers of any make/ size/ type including dismantling old one all as specified and as directed
8
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Material and labour for replacement of the HT bushing rod made out of gun metal with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete from 250 KVA to 400 KVA capacity distribution transformers of any make/ size/ type including dismantling old one, all as specified and as directed
7
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Material and labour for replacement of (OTI) Oil Temperature indicator suitable for 100 to 400 KVA capacity distribution transformers including dismantling old oneall as specified and as directed.
1
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Material and labour 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 approved colour as directed including writing of SM/MES Number on transformer and transformer details on plinth in white enamel paint on black enamel paint back ground complete including one coat of white wash for base foundation all as specified and directed by Engineer-in-charge for 100 to 400 KVA capacity indoor / outdoor type transformer, all as specified and as directed
16
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Material and labour for disconnecting carefully electrical connection from both HT/ LT (primary & secondary) sides of the transformer, keeping them at safe side and taking out the transformer indoor/ outdoor type of capacity 100 KVA to 400 KVA, 11 KV/ 0.433 KV, step down any make for carrying out complete overhauling which shall comprise of the following:- (a) 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. (Note - If repair timing is take more than 8 Hours then one same capacity transformer will arrange by the contractor include in the quoted rates). (b) Draining out transformer oil from the above said transformer in the suitable capacity of container /drums and keeping it in safe custody for reuse.
6
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(c) 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) 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. all as per IS 1986-87 and directed.
(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.
-
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(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.
(h) Lifting/ shifting to the place from where removed and re-installing the transformer including connecting primary/ secondary/ neutral / earth connections etc. all as directed.
(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.
(vi) Inspection of tap changer, checking the moving and fixed contacts for contact wear and connection to winding.
-
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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 govt. The serviceability of the transformer shall be checked and confirmed by the contractor before taking into his custody.
(ii) M&L for rewinding re-insulation of HT/ LT (primary/ secondary) coils, bushes, studs, Transformer oil,cable box, replacement of buchholtz relay/ MOG if any etc will be measured and paid separately.
-
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Repair and serviceing of HT switch gear (Vacuum circuit breaker ) of capacity 400 to 800 Amps, 11 KV 250 to 450 MVA and strip opening the HT panel of rating 11 KV, 3 phase 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) 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.
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(d) 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.
(e) Servicing/Inspecting/checking of secondary sockets/busbar earthing plugs/earthing sockets and replacement of spares if required. (f) Checking, setting and adjustment of lowering and raising operation of the breaker trolley. (g) 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. (h) Dismantling the complete instrument chamber/ HV cable box/LV 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.
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(j) Checking, inspecting, complete control wirng for relays, ammeters and voltmeters etc complete.
(k) 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.
(m) Inspection of PTs and CTs (n) Inspecting of indicating lamps, rotary switches/selector switches, toggle switches etc complete
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p) 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, minor spares like nuts, bolts, washers, gasket, insulation tape, lugs, compound, copper wire etc. to put in to the VCBs /HT panels in serviceable condition, testing and commissioning all as specified
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Supply only for the Shunt trip coil 110 V DC/220 V DC /30 V DC suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items
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Supply only the current transformer of ratio 100/01 suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed.
6
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Supply only the space heater as per existing fitted in HT VCBs suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, all as specified and directed.
3
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Supply only theTrip Free Mechanism suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, all as specified and directed.
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Supply only the Closing coil suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, all as specified and directed.
5
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Supply only the Auxilary switch 4 NO + 4 NC suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, all as specified and directed.
3
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Supply only the TNC switch suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, all as specified and directed.
3
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Supply and fix Vacuum Interrupter bottle suitable for400 to 800 Amps Vacum cicuit Breaker frequency 50 Hz as per site requirement all as specified & directed .
4
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Supply only the Indication lamps suitable for 400 to 800 Amps 250 MVA to 450 MVA HT switch gear (VCBs) and 11 KV HT panel repair work under above schedule items, complete all as specified and directed.
12
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Material and labour for three phase PT of ratio 11000/110V, burden 100VA, class1.0 ,voltage factor 1.2 countinuous confirming top IS -3156/1992 including fuse unit disconnecting carefully HT electrical connection from PT and taking out the old unserviceable PT and connecting carefully electrical connection testing of of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed.
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S&F in repairs Digital Voltmeter with inbuilt selector switch 40A/660V/AC of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed.
2
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S&F in repairs Digital Ammeter 0 - 50 Amps CT Ratio : 50/25/5A of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed
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S&F in repairs Earth fault relay of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed
3
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S&F in repairs Over Current relay of suitable for VCB panel including taking down of old one of existing make complete all as specified and directed.
3
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Calibration of Earth fault relay, setting the relays for the fault levels as directed and testing the operation of Vacuum circuit breaker after calibration of relays by simulating different types of faults all as directed .
Note: Work should be carried out by competent OEM service engineer.
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Calibration of Over Current relay, setting the relays for the fault levels as directed and testing the operation of Vacuum circuit breaker after calibration of relays by simulating different types of faults all as directed .
Note: Work should be carried out by competent OEM service engineer.
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Repair and servicing of HT 11KV out door type Ring main unit (RMU) of capacity 400 Amps by opening and replacing all unserviceable parts, cleaning and tightening the terminals, checking the control circuit wiring, spring charging and interlocking mechanism and ascertaining the RMU healthiness for faults tripping system by using secondary injection method and checking breaker, closing coils, checking the tripping circuit and resetting trip values of relays and checking tripping machanism including servicing of the LBS complete by engaging well experienced technicians as per manufacturer recommendation and all as directed .
Note: Spare parts shall be measured and paid separately under relevant items. The rated quoted shall deemed to be inclusive of minor spares such as screws, bolts, nuts and all consumables.
10
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Supply only Bushing 400 Series Bolted Type, suitable for 400 Amps HT RMUs repair work under above schedule items
8
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Supply only Trip coil as per the existing make and type, suitable for 400 Amps HT RMUs repair work under above schedule items
6
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Supply only Push Button Green/Red W/ Label "O", suitable for 400 Amps HT RMUs repair work under above schedule items
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Supply only Spike Mechanism w/o hex rod, suitable for 400 Amps HT RMUs repair work under above schedule items
2
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Supply only Capacitor Unit, VPIS, 9-15kV without cord, suitable for 400 Amps HT RMUs repair work under above schedule items
3
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Repair and servicing of HT 11KV LBS of capacity 400 Amps by opening and replacing all unserviceable parts, cleaning and tightening the terminals, checking and greasing of charging mechanism and fault tripping system including servicing of the LBS complete by engaging well experienced technicians as per manufacturer recommendation and all as directed .
Note: (i) Spare parts shall be measured and paid separately as supply only under relevant items. The rated quoted shall deemed to be inclusive of fixing of spare parts.
(ii) The rated quoted shall deemed to be inclusive of minor spares such as screws, bolts, nuts and all consumables.
2
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Supply only High repturring capacity fuse unit upto 400 Amps suitable for housing in Megawin make out door LBS unit
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Supply only Operating mechanism spring
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Supply only Trip Coil suitable for HT LBS Make Meghawin
2
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Supply only Fuse holder assembly suitable for 400 Amps HT LBS Make Meghawin
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Supply and fixing in replacement of Battery charging unit suitable for 24 Volt charging of battery backup for HT switch gear relay complete all as specified and directed.
2
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Supply and fixing as in repair Emergency Flood Light LED flood light 50 watt LED Light source adopts low voltage DC supply. It has the unique advantages of High efficiency, safety, energy saving,environmental protection, long life, fast response and High color rendering index with thermal management in multiple optics complete all as specified and directed,
5
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Supply and fixing as in repair HT tape roll of 35mm width & 5 mtr length, complete all as Specified and as directed.
120
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M/L for Chequred PVC mat of 11000 Volts grade of size 2.0x 0.9m and thickness 12mm with ISI marked, complete all as Specified and as directed.
20
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Supply, installation, testing & commissioning of maintenance free chemical earthing system comprising of 17mm dia copper bonded rod 3 mtr long horizontally pre welded T-terminal rod with provision for connection size of 50 x 150mm long, 6mm thickness with equal space either side, with 12mm dia hole of 02 numbers each on either side of the terminal clamp with 250 microns (average) coating thickness, tested and certified by CPRI India alongwith 50 Kg earth energizer compound and 10 litres earth resistance reducing liquid. The earthing energizer compound and resistance reducing earthing liquid shall be tested as per IEC-62561-7 read with ASTM G57-06, CI 3.4 A by any NABL accredited lab. The above mentioned rod shall be installed in 4-6 inch bore, 12 feet depth with a distance of minimum 3 meters between each installation complete all as specified and directed.
Make : Model HTSP 317 of safeTrode or equivalent in OBO Betterman/ FURSE/ERICO.
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NOTE - The quoted rate shall also deemed to be included the following :- (i) Prior to installation of maintenance free chemical earthing, soil resistivity test to be carried out at the location where earthing work to be done in presence of Engr-in- Charge/JE (E/M),user and the report has to submit to Garrison Engineer with recommendation of manufacturer, if required additional interconnection of earthing (not more than 08 number of earthing) to achive earth result less then 1 Ohms. The arrangement done for soil resistivity testing and submission of report with recommendation deemed to be included in the quoted rate.
(ii) The description/ size/ qty of items mentioned in above are for indicating only however qty/ size may vary at site condition to maintain the earth resistance 1 ohm. The contractor shall quote rate by considering all factors.
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(iii) Rate of earth energizer compound of 25 Kg of 02 bags and earth resistance reducing liquid 10 litre per cane for each pit deemed to be included in the quoted rate. (iv) Resistivity of earth energizer compound and resistance reducing earthing liquid shall be certified by any NABL accredited lab carried out as per IEC-62561-7 read with ASTMG57-06, CI-3.4A and the certificate of same shall be submitted by the contractor along with sample approval. (v) Earth enhancing material should not leach into the adjacent soil or underground water channels and its PH value should be in neutral range complete all as specified and as directed. It should solidify when mixed with water and set like concrete.
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(vi) Copper strip of size 20 x 3 mm (99.99% molecularly copper) should be fixed on proper post insulator at the instrument end ( copper strip upto 7.5 RM will be considered in unit quoted rate and extra will be measured and paid separately). (vii) Testing of earth shall be carried out in presence of departmental and user representative and report shall be submitted to Garrison Engineer duly signed by all concerned. (viii) Earth resistance tester will be provided by the contractor. Tester should be calibrated from authorised company/ lab. (ix) Earthing shall be tested after completion of work by the contractor in presence of Engr-in-charge, user and proper record shall be maintained duly signed by all concerned. After testing if the desired earth resistance of less than 1 Ohm is not obtained, the earthing will be redone at no extra cost to Govt. till desired result is obtained.
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(x) The contractor shall give a written guarantee of minimum three years for maintaining the earth resistance less than 1 Ohm after certified date of completion.
(xi) No further maintenance or periodic watering or recharge shall be required in earthing during its guarantee period of over 03 years in all type of soil including soft/ disintegrated or hard rock. (xii) During the guarantee period, if earth resistance is not maintained less than 1 ohm the contractor has to redo or rectify at no extra cost to Govt till desired result is maintained. (xiii) A security deposit of value equal to 2.5 % of the rate quoted for each chemical earthing each earthing shall be retained from payment due to the contractor from final bill for the guarantee period.
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(xiv) The electrode shall carry manufacturer's name . (xv) The connection clamp shall be permanentlly welded to the copper bounded rod to avoid any kind of connectivity loss,.The pre-welded copper bounded rod shall not need any additional clamp for termination. (xvi) The acceptable earth resistance at earth busbar/ test point shall not be more than 0.1 ohm. (xvii) Earth work such as auguring and making good the surrounding area shall carried out in any type of soil. (xviii) The contractor shall submit CPRI India certified document for copper bonded rod to ensure genuity of material along with sample approval. (xix) Sign board of mild steel 2 mm thick duly painted with two coats of synthetic enamel paint over a coat of red oxide Zinc chrome primer showing result of earthing should be fixed near the earth pit after completion as directed .
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Material and labour for Earth pit cover made of heavy duty poly plastic of high grade polypropylene tested and certified by any NABL accredited lab for load bearing capacity not less than 7.2 tonnes with top dia not less than 250mm, bottom dia not less than 330 mm and height not less than 260 mm for each electrode pit complete all as specified and directed. Make : Model SEPC 250 of SAFE TRODE/ Electrogrip Model/ EGTEK3LC of ISG Global or equivalent. Note :- The contractor shall submit load bearing capacity certificate from the manufacturer.
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Material and labour for copper strip 20 x 3.00 mm thick as earthing lead fixed to wall/roofs /pole etc including taking down existing one, complete all as specified and directed. Note : - All Joints should be joined by Exothermic Welding or Brazing.
248
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Attending, Repairing/restoring of electric power supply in the AFTC, 2 DC and Jalahalli area, after identifying fault in HT 11 KV system, RMU,VCB, two/ four pole structure, transformers, Over head lines in any section or circuit, including checking of insulators, lightning arresters, GODs, and all electrical accessories and making it serviceable in all respect including replacement of nut, bolt, washers and minor parts/spares, insulation tapes and cable sockets of any size, complete all as specified and directed.
Note :- (i) The above work also include checking, detection and rectifcation of HT UG Cable faults at AF Area as and when directed by Engineer-in-Charge. (ii) Hiring of cable fault detector to detect exact location of HT UG cable fault deemed to be inclusive of quoted rate.
150
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(iii) Major items required to be replaced/repaired shall be measured under relevant items of schedule/ BOQ.
(iv) Excavation and earth work if required shall be measured separately.
(v) compliants will be given in person or through telephone by AGE/JE E/M round the clock (ie 24 Hrs x7 Days).
(vi) In case of minor defect, entire job shall be completed within 02 hrs from the time of registration of complaint, failing which penalty charges @ Rs. 400 /- per hours shall be recovered from the contractor.
(vii) The transportation/ T&P required for the work shall be arranged by the contractor and no extra cost shall be paid for the same.
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(viii) In case of major defect, the period for attending of complaint shall be decided by the GE/EIC by accessing extent of repair required through joint inspection by Engineer-in-Charge and authorised service agent of the equipment at the site. If complaint is not rectified within the stipulated period and the GE is not satisfied with the reason for delay then penalty at the rate of Rs.500/- per hours shall be deducted from the dues of the contractor.
(ix) Note that penalty is exclusively other than the condition 56 of IAFW-2249 and shall be treated as interim condition of the contract and shall be enforce above as and when delay in individual job is noticed and no claim whatsoever on this account shall be entertained by the Deptt. The decision of the Accepting Officer in this regard shall be final and binding.
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Material and labour for Cutting existing road/PCC/Drain for laying of GI or any type of pipe including necessary earth work, excavation exc 600mm depth but not exc 1mtr depth, 800 mm wide including making good existing surface with 150 mm thick PCC 1:2:4 type B1 using 20mm graded stone aggregate, complete all as specified and directed. Note :- The tenderer shall take into consideration for following points while quoting rate for this item and the unit rate is deemed to be inclusive for :-
(i) Earth work and excavation in any type of soil
(ii) Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm thick ,complete all as specified and as directed.
(iii) Removing excavated material to out side MD land.
(iv) Laying of any type/any bore of pipe in trenches including taking down. Supply of pipe shall be measured and paid separately (v) 150 mm thick PCC 1:2:4 type B1 using 20mm graded stone aggregate as in road to make good existing disturbed surfaces.
20
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