The Durgapur Projects Limited Tender
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The Durgapur Projects Limited - DPL Tender
Electrical and Electronics
Electrical Works
Eprocure
Opening Date30 Nov 2018
Closing Date2 Jan 2019
Tender AmountRefer Documents
Costs
EMD
0Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2018_DPL_198755_1Bid Award Id
ViewTender No
DPL/NITE/TD/29/17-18/6Tender Authority
The Durgapur Projects Limited ViewPurchaser Address
-Website
http://wbtenders.gov.in
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Documents
BOQ Items
Dismantling, erection of 132KV LA with all necessary connection along with shifting of the dismantled LA to a suitable place. LA will be supplied by DPL
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Servicing and maintenance of 132 KV isolator including its mechanism box, operating rod, operating handle, PI etc. with tightness checking of all clamps & connectors, welding of any parts if necessary.Supply of Cloths, petrol, Grease etc. in contractor scope
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Dismantling of damaged 33 KV CT/PT from the structure and shifting it to the convenient place.
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Erection of 33 KV CT/PT in the structure with all primary and secondary connection. (CT/PT will be supplied by DPL).
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Servicing and maintenance of 33 KV isolator including its mechanism box, operating rod, operating handle, PI etc. with tightness checking of all clamps & connectors, welding of any parts if necessary.Supply of Cloths, petrol, Grease etc. in contractor scope
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Dismantling of damaged 132 KV/33KV Bus post insulator and Erection of new one with necessary arrangement for fitting of Isolator contacts and blades for smooth operation of Isolator (Post Insulator will be supplied by DPL).
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Changing of damaged 132KV&33KV isolator pad/ CT stud connector / PG clamp by the new one with checking of tightness of all other pads(03 ph.) in that particular isolator if necessary. (Materials will be provided by DPL.)
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Drawal of 132 KV & 33 KV Jumper/Dropper and connection after proper crimping of sockets in switch yard as required (Materials will be supplied by DPL).
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Transportation of 132KV CT/PT/LA/PI from the Stores/switch yard of different Sub-Stations to the place of occurrence
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Dismantling and fixing of relays/ announciators including necessary connections and cutting of panel or fill up of vacant spaces with supply of MS sheet and nut-bolts etc. as per requirement
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Dismantling, shifting and reconnection of Power cable to a convenient place alongside the sub-station premises as directed by EIC
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Dismantling and Re-laying of control cable. This job includes lugging ,feruling, tagging etc. Materials & Machinery should be supplied by contractor
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Laying, Stringing, Tensioning, Clamping, etc. of ACSR moose/deer conductor in 132KV bus. (Materials will be supplied by DPL.)
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Tightness checking of clamps and connectors along with Changing of nut-bolts etc. as per requirement. (Materials will be supplied by DPL.)
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Complete cleaning transformer body, pipe lines, radiators, bushing, conservators with detergent powder and tightening of the top cover, bushing, inspection covers and all other joint portion
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Laying, Stringing, Tensioning, Clamping, Jointing etc. of ACSR conductor with fixing of vibration damper in 132KV Transmission Line.(Materials will be supplied by DPL).
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Laying, Stringing, Tensioning, Clamping, Jointing etc. of Earth wire in 132KV Transmission Line. (Materials will be supplied by DPL).
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Re-sagging of ACSR conductor in 132KV Transmission Line. (One span- max. length 300 Mtrs., 03 conductors, Total conductor length-900Mtrs.)
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Hoisting/fixing and transportation of insulator strings( suspension /tension type) in transmission line/gantry structure.(Materials will be supplied by DPL, transportation in contractor scope
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Drawal of 132KV transmission line jumper after proper crimping of sockets. (Materials will be supplied by DPL
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Cheeking and tightning of jumper at 132KV Transmission line with replacement of clamp/nut-bolt etc.
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Fixing of repair sleeve, mid span jointing with necessary dismantling of the respective conductor and arrangement of machineries. Materials will be supplied by DPL
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Scaffolding under the transmission line for accessing of conductors in some critical places
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Emergency removal of trees, earth wire, conductor etc fallen over the transmission line by mobilizing gang with necessary tools and tackles
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B. Transmission TowerFabrication and welding of Tower members, breaking of concrete and painting of tower legs.Fabrication(cutting of different size angels/flats, drilling of holes)including cost of consumables items, labour, tools and tackles and other ancillary items. This job includes supply of GI Steel(members) and transportation of the same to the site.
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Welding(including supply of electrode and zinc rich paints with application after welding)
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Replacement of missing/theft tower members at different location in transmission tower including fabrication, transportation, welding and supply of consumable items, nut/bolt etc. Members will be supplied by DPL.
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Painting of tower structure by applying one coat of zinc phosphate/ epoxy primer of Asian/Berger make and apply two coat s of anti corrosive paint of Asian/Berger make over tower legs upto a height of 01 mtr. This job includes supply of primer,paints labourand all other tools .
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Repairing of tower legs after breaking of copping concrete, cleaning of debris around tower legs as per instruction of EIC including supply of materials, tools and tackles etc.
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Repair of damaged stub-excavation around tower legs, breaking of damaged concrete, cutting of stub angles/cleats/rods making of holes on stub, welding/ nut-bolting with stub/legs, concrete reinforcement, back feeling etc.(complete repair with splitting/lapping joints as required including supply of tool & tackles, lobour, all materials GI angle, nut-bolts etc)
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Fixing of Cleats/plate of transmission line including modification , cutting, welding of nut-bolts up to bottom arm with modification of cleat/angle, supply of nut-bolts, machineries etc. Only Cleat/plate will be supplied by DPL.
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Fixing of Number plate/Danger Board as per instruction of EIC.
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Pipe earthling with supply of GI pipe, GI flat, Charcoal, salt, etc as required.
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Erection of tower super structure with all accessories complete with tightening, checking and punching of bolts including step bolts
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Dismantling of tower super structure delivery with stacking at nearest DPL Store as per instruction of EIC, as a percentage of erection charges.
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11 KV Breaker Panels at different Sub-Stations :Complete dismantling of 11 KV breaker cubical, bus bar, bas bar chamber etc. for complete cleaning of the deposited carbon and other foreign particles with supply of cleaners, CRC, Cloths etc.
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Trouble shooting of 11 KV Breakers with complete overhauling, servicing and fixing of defective parts towards successful operation of the same with supply of fresh fasteners as per requirements
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i) Complete dismantling of control cables from the breakers panels and necessary cleaning of the panel. ii) Re-wiring, dressing and re-connection of the same with supply of cable tie, ferrules, sockets etc. Control wire supply in DPL’s scope.
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i) Complete dismantling of 11 KV CTs/PTs, Control cable and cleaning of the place of occurrence. ii) Fixing and re-connection of CTs/PTs with complete wiring and re-connection of Control Cable with supply of cable tie, ferrules, sockets etc. Control wire supply in DPL’s scope.
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Changing of interrupter/spout/jaw(06nos) contact/any other breaker parts/bus bar link (after necessary modification)/bus post insulator(03nos) with necessary insulation coating, cleaning of the place of occurrence. Material supply in DPL’s scope.
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Replacement of defective meters/relays/operating coils along with complete wiring for the same including supply of ferrules, sockets etc. Control wire supply in DPL’s scope.
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Painting (Spray) of breaker cubical including bus bar chamber at both side with 2(Two) coats ready mixed smoke grey synthetic enamel paint over one coat of red oxide primer. Supply of paint, brush, spray machine and other tools are in Contractor’s scope. Paint make: Berger/Asian/J&N
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Transportation & laying/relaying off 11 KV/33 KV (U/E) 3 core 300/400 Sq.mm XLPE insulated armored cable to be laid as per I.S.S by excavating cable trench down to depth of 1.0 meter from the finished ground level in all kinds of soil by providing brick protection for the on both sides &top(16 no’s brick 1st class in 1 meter length)dry riddle sand minimum 90mm height at top of the cable necessary G.I pipe protection on both end of the cable while crossing road/floor/drain etc, as may be required including fixing of pipes with duly fabricated & painted clamps made of 50x6mm MS flat where necessary for vertical rise .The trench will be back filled with soil & rammed properly after laying the cable marker will be grouted with cement mortar 10 meter apart and metal tag (in scripted the name of the feeder )should be bind on the cable 5 meter apart as per direction of E.I.C. (Only cable will be supplied by DPL, rests are to be supplied by the contractor.)
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Labour charges for termination type joint(indoor/outdoor) of 11 KV (UE) XLPE cable 3 core 300/400 sq. mm with push on/heat shrink type jointing kit and making connection with bus/terminating point. ( Only Kit will be supplied by DPL)
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Labour charges for straight through type joint of 11 KV (UE) XLPE cable 3 core 300/400 sq. mm with push on/heat shrink type jointing kit and making connection with bus/terminating point. ( Only Kit will be supplied by DPL)
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Transportation of L.E Transformer(100 KVA to 300 KVA)from store to any Sub-Station of DPL, with arrangement of truck, crane etc.
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Dismantling and transportation of damaged L.E Transformer to the store or directed by EIC
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Installation of L.E. Transformer in the plinth
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Making all connections after installation of L.E. Trafo for successful charging. N.B: Transformer is to be replaced within six hours of giving intimation to the contractor
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Trimming/cutting of trees, bushes under the 132KV transmission lines and towers etc.(All tools and tackles are in contractor scope)
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De-hydration of VCB panel by dismantling of bus bars, insulators, CTs, PTs, cable connection, spout etc, proper cleaning of the above items and control heating to reach requisite insulation level. Varnishing is to be done if required. Re-fixing of the same up to satisfactory operation of the VCB panels. Al consumable items like jute, cloth, petrol, kerosene etc is to be supplied by contractor.
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Supply of indoor cable jointing kit(400/300 sqmm)
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Supply of outdoor cable jointing kit(400/300 sqmm)
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Supply of straight through cable jointing kit(400/300 sqmm)
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Sub-station illumination :Checking ,cleaning, repairing of light panels for flood light tower/Pole/gantry etc. including checking/replacement of incoming & outgoing cables, MCBs, Time switch, Fuses, JBs, etc. up to rectification of the fault. Socketing of the cable/ wire is to be done as required. All the materials except sockets, adhesive insulating tape will be supplied by DPL. Sockets & insulating tape are to be supplied by you. DPL will supply no tools- tackles, ladder, blower, safety equipment etc
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2x250W HPSV luminaries are to be maintained over Flood Light Towers/pole/gantry etc. a) Opening and cleaning of glass covers by liquid soapb) Checking of individual fitting, detection of fault, rectification of faults and replacement of choke/ lamp/ holder/ capacitor/igniter/fuse base/fuse top etc. Materials to be supplied by DPL.
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