REPAIR MAINT OF OVERHEAD LINE XLPE LT UG CABLES LT TUBULAR POLES AND CONNECTED ITEMS AND REPAIR MAINT OF TRANSFORMER AND DEHYDRATION OF TRANSFORMER OIL PANEL BOARDS LIGHTENING ARRESTER GOD ETC AT TANDA AREA UNDER GE NORTH AKHNOOR

Amount

Disconnecting & dismantling of ACSR conductor of any type & size from over head line or poles with insulaters and channels and setting aside, complete all as specified & directed.

Restretching the existing ACSR conductor of any type/size including disconnecting binding wire on insulator, rebinding properly to avoid tension/fitting bending on poles with 14 SWG GI wire, complete all as specified & directed.

ACSR conductor of any size drawn straight horizontal on over head lines on existing poles including binding with insulators with 14 SWG aluminium for jumpers, weight of conductor shall be measured straight horizontal distance between centre of two adjacent poles and calculating weight of conductor of size and length by adding 3% extra for sag, jointing jumpers etc, complete all as specified & directed.

Structural steel work as in cross arms, bracings, supports, clamp and back plate fabricated from steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed by Engineer-in-Charge and applying two coats of aluminium paint over one coat of red oxide zinc chrome primer after preparation of surfaces including dismantling of existing cross arms, complete all as specified & directed.

Galvanised steel wire of 4mm dia drawn straight horizontal as continuous earth wire on existing pole of LT O/H line including binding wire & dismantling of existing wire, complete all as specified and directed.

PVC line spacer of superior quality, suitable for four/five line of ACSR over head lines, complete all as specified and directed.

Dismantling of LT insulators of any type, shape & size, complete all as specified & directed.

Shackle type insulator porcelain vitreous white, brown or green 75mm high and 90mm dia for conductor of working pressure 1100 volts including galvanised mild steel straps of 31x5mm size, 14mm dia insulator bolts, washers and nuts, complete all as specified & directed.

Loop type insulator, porcelain, vitreous white/ brown or green, large size with overall dimensions 65x90mm clearance of hole 16mm, complete all as specified & directed.

Stay assembly using stay rod of 16mm dia complete with accessories as shown in Electrical Plate No 1 of SSR 2009 Part-I, complete all as specified Note: Excavation, PCC stay strands and loop type insulator shall be measured and paid for separately under respective items.

Galvanised stay strand wire of size 7/4.00 mm all as required at site or shown in electrical plate No 1 of SSR 2009 Part-I including dismantling of existing stay strand, complete all as specified & directed.

Excavation in trenches not exc. 1.5m wide and not exc. 1.5m deep in any type of soil for laying of underground cable, foundation of poles & stays etc., and getting out, complete all as specified & directed.

Returning, filling in (soil), including spreading, leveling, watering and well ramming in layers not exc. 25cm, complete all as specifed & directed.

Removing excavated material to a distance not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point, complete all as specified & directed.

Sand cushioning to under ground cable, laid in trenches 8cm thick below the cable and 15cm thick above the cable after laying and stretching the cable complete punned to 18cm, complete all as specified and directed. Note:- Punned thickness of sand will be measured and paid.

Brick well burnt locally available sub class 'B' laid over sand cushioning for mechanical cable protection in trenches with width of brick perpendicular to the length of cable, complete all as specified & directed.

Laying only serviceable brick for cable protection laid over sand cushioning for mechanical cable protection in trenches with width of brick perpendicular to the length of cable, complete all as specified & directed.

Cutting of road for passing cable through roads including resurfacing of disturbed road surface with premixed carpet, WBM etc of existing specifications to match with original, complete all as specified and directed. Note : Due care shall be taken while deciding cable route for excavation. However any damage to Signal, BSNL, MES cable water/sewage pipe or any other service while excavation will be made good by the contractor and cost of the same for jointing material & labour is deemed to be included in this item.

Galvanised iron tube 50mm bore light grade (ISI marked) for cable protection to poles/under floor/under roads/alongwith walls complete including sealing of pipe ends with approved sealing compound, complete all as specified and directed.

Taking out carefully LT under ground cable of any sizes and descriptiion from trenches, complete all as specified & directed.

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 16 Sqmm 2 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 16 Sqmm 4 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 25 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 35 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 50 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 70 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 95 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 120 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

XLPE insulated, armoured heavy duty electric cable (heavy duty) with aluminium conductor, 1100 volts grade, cross-sectional area 150 Sqmm 3.5 core connected with suitable cable gland and aluminium lugs, laid in trenches or passing through pipes including testing, complete all as specified and directed. (Earth work, brick protection and sand cushioning shall be measured and paid for separately)

Hard core of gauge exc 63mm but n exc 100mm using broken stone or boulders, deposited, spread and levelled in layers n exc 15cm thick, watered and rammed to a true surface, complete all as specified & directed.

75mm thick PCC 1:3:6, nominal mix, type C2, using 40mm graded crushed stone aggregate, surface finished even and smooth without using extra cement, laid in alternate bays, complete all as specified & directed.

Surface excavation n exc 30cm deep and averaging 15cm deep and getting out in any type of soil, complete all as specified & directed.

LT busbar chamber (factory made), cubical type, weather, dust and vermin proof of size 600x400x100mm, outdoor type of suitable size made out of 2.00mm thick MS sheet fixed on wall with nuts & bolts having two doors on both sides with locking arrangement and painting all steel surface internally and externally with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer with aluminium bus bar of 100 amp capacity 4 strips for three phase & one neutal & making all electric connection with existing system, complete all as specified & directed.

LT busbar chamber (factory made), cubical type, weather, dust and vermin proof of size 400x200x100mm, outdoor type of suitable size made out of 2.00mm thick MS sheet fixed on wall with nuts & bolts having two doors on both sides with locking arrangement and painting all steel surface internally and externally with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer with aluminium bus bar of 63 amp capacity 4 strips for three phase & one neutal & making all electric connection with existing system, complete all as specified & directed.

Earthing of galvanized steel earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr depth below normal ground level) with top edge of earth not less than 1.5 mtr below normal ground level, surrounded on all sides by 150mm thick charcoal & common salt starting from ground below earth plate upto 150mm above GI plate in alternate layers connected to and including earth lead wire 4.0mm (8SWG) by means of steel bolts, nuts, check nuts and washers, test point made of GI strip 40x8mm, 10cm long PCC 1:2:4, type B-1 in pit with precast RCC 1:2:4 type B-1 in cover reinforced with XPM not less than 4 Kg per Sqm with 15mm bore GI light grade protection pipe, 20mm bore GI medium grade watering pipe with funnel including charcoal, dust, salt, all as shown in electric plate No 3 of SSR Part-I (2009) complete with necessary earth work in any type of soil, removal to a distance not exceeding 50 mtr, including testing on completion, complete all as specified & directed. Note : The cost of earth work, PCC pit, funnel, watering pipe, wire mesh, charcoal, dust, common salt, 20mm bore medium grade watering pipe & 15mm bore light grade GI pipe as protection to earth lead wire etc shall be deemed included in the unit rate for earthing.

Feeder piller box, outdoor type, factory made, weather, dust and vermin proof of size 75cm high x 60cm wide x 45cm deep, made out of MS sheet 16 SWG supported with 45cm long legs made of angle iron 25x25x4mm mounted on platform complete with 4 strip of aluminium bus bar of 250 Amps mounted on porcelain insulator duly drilled hole for cable connection including front and rear side opening with locking arrangments and provn for incoming & outgoing cables with glands including painting with two coats of smoke grey synthetic enamel paint over a coat of red oxide zinc chrome primer duly marked the incoming outgoing controls, complete all as specified & directed. Note: a). Feeder pillar box shall be mounted on brickwork in cement mortar 1:4 not less than 60cm above ground level with PCC foundation of adequate depth using PCC 1:2:4 type B1 duly plastered all around in cement mortar 1:6, 15mm thick and finished with two coats of cement base paint. b). Cost of platform as specified shall be deemed included in the quoted rates of this item.

1100 volts grade heavy duty cable PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 m apart including 4mm dia suspension GI wire with stranded conductor 16 Sqmm twin core cable flat or circular including taking down old unserviceable service connections, complete all as specified & directed.

1100 volts grade heavy duty cable PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 m apart including 4mm dia suspension GI wire with stranded conductor 10 Sqmm twin core cable flat or circular including taking down old unserviceable service connections, complete all as specified & directed.

1100 volts grade heavy duty cable PVC insulated aluminium conductor served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 m apart including 4mm dia suspension GI wire with stranded conductor 6 Sqmm twin core cable flat or circular including taking down old unserviceable service connections, complete all as specified & directed.

PCC 1:4:8 type D-2 using 40mm graded crushed stone aggregate as in foundation of poles etc including necessary form work, finished exposed surface even and fair without using extra cement, complete all as specified & directed.

PCC 1:3:6 type C-1 using 20mm graded crushed stone aggregate as in coping of pole etc including weathering, slightly rounded or chamfered angles and throating including necessary form work, complete all as specified and directed.

Dismantling of PCC poles of any description in any position including taking out poles by breaking of PCC, disconnecting of ACSR conductor of any type, insulators, cross arms etc, complete all as specified & directed.

Steel tubular swaged poles in vertical position/as strut poles swaged type 410-SP-31, 9 Mtr long, ISI marked complete with MS base plate of size 300x300x6mm continuously welded to pole, finial taper plug, bolts, nuts washers and screws as required duly painted with two coats of aluminium paint over a coat of red oxide primer above ground level including painting below GL (externally) with two coats of bituminous paint, numbering of poles with cut stencil lettering in size 6mm thick and 50mm high and yellow and black strips of size 30cm width each with synthetic elamel paint upto 1.5m above coping etc, complete all as specified and directed. Note:- 1. Earth work and PCC will be measured and paid seperately under appropriate items.

Cleaning of HT/LT line 2M all around by cutting/trimming of tree branches of any numbers and any girth including depositing the same to place as directed, complete all as specified & directed. (Length of each span 30M to 60M)

Loop in & loop out box pole mounted Junction box, outdoor type, hot pressed moulded SMC of size 300x300x150mm with locking arrangements suitable for 240v, 50Hz including MCB SP 6 Amp, fixed with 4/2 Nos aluminium bus bar of 30 Amps capacity for three/single phase & neutral, necessary suitable arrangements for incoming & out going cables with cable glands & necessary flat iron clamps with nuts, bolts & washers, complete all as specified and directed.

Supplying, installing, designing, testing and commissioning of LT outdoor type cubical panel board, factory made, weather, dust and vermin proof, CPRI approved with locking arrangement, double door, made out of MS sheet 3.15 mm thick suitable for 440 volts, 3 phase, 4 wire, 50 cycle per second, AC supply complete with aluminium bus bar of 32x4mm for 3 phase & 25x4mm for neutral mounted on post insulators with cable gland of suitable size and in adequate nos, cabinet for housing mounting switch, disconnection fuse unit, metering equipments, prewired with suitable size of copper conductor and duly powder coated in siemens grey colour mounted on PCC platform of PCC 1:2:4 type B1 using 20mm graded aggregate on angle iron frame which is made out of 50x50x6mm thick angle iron duly marked the incoming outgoing controls & panel with water proof radium steaker with letter, figures and conventional skull and bones in signal red colour for LT of size 20x15cm on both side of panel, complete all as specified, directed and comprising of the followings :-

Taking down carefully transformer from four pole and two pole structures, platform, transporting of transfromer to workshop and draining out the transformer oil in clean barrels, opening the top cover of the transformer oil, disconnecting the electrical connection, taking out the core/winding coils out of the tank, taking the defective/burnt out HT/LT coils, cleaning the tank and cleaning out the dust particles, refitting the core in the tank after necessary repairs (repair shall be measured and paid separately) and heat treatment, connecting all the electrical connections, refitting the top cover and other accessories and making the transformer absolutely leak proof, pouring in the insulating oil in the transformer, before installation all test should be carried out i.e. load test, insulation test, Di- electric strength test satisfactory and transporting the transformer and back to same placing in position and securing properly on 4 pole/2pole structure/platform at site and making all HT/LT connections, installation,testing and commissoning complete all as specified and directed for the following capacities (The rates are inclusive of transportation of transformer from site of installation to workshop and back including T&P required and all the HT/LT winding will be measured and paid separately.) :-

25 KVA to 150 KVA.

Exceeding 150 KVA but not exceeding 300 KVA.

Exceeding 300 KVA but not exceeding 630 KVA.

Rewinding of complete/Partly HT coils of transformers with super enamalled copper conductor of appropriate gauge alongwith allied materials as already used in the transformer, complete all as specified & directed for transformer of following capacity :-

25 KVA to 150 KVA.

Exceeding 150 KVA but not exceeding 300 KVA.

Exceeding 300 KVA but not exceeding 630 KVA.

Rewinding of complete/Partly LT coils of transformers with super enamalled copper conductor of appropriate gauge alongwith allied materials as already used in the transformer, complete all as specified & directed for transformer of following capacity :-

25 KVA to 150 KVA.

Exceeding 150 KVA but not exceeding 300 KVA.

Exceeding 300 KVA but not exceeding 630 KVA.

Dismantling/opening carefully LT coils of aluminium strip/wire wound LT coil and rewinding (reconditioning) the same after providing new aluminium coils strip/wire of existing size and gauge, packing materials, cotton tape etc, complete all as specified & directed.

HT bushing assembly with brass nut, stud, washer and insulator suitable for transformer out door type of capacity 25 KVA to 630 KVA capacity including dismantling of old unserviceable assembly, complete all as specified & directed.

12mm dia LT bushing assembly with brass nut, stud, washer and insulator suitable for transformer out door/indoor type of capacity 25 KVA to 630 KVA capacity including dismantling of old unserviceable assembly, complete all as specified & directed.

16mm dia LT bushing assembly with brass nut, stud, washer and insulator suitable for transformer out door/indoor type of capacity exceedeing 100 KVA but not exceeding 200 KVA capacity including dismantling of old unserviceable assembly, complete all as specified & directed.

20/25mm dia LT bushing assembly with brass nut, stud, washer and insulator suitable for transformer out door/indoor type of capacity exceedeing 200 KVA capacity including dismantling of old unserviceable assembly, complete all as specified & directed.

Temperature gauge dial 0 degree centigrade to 100 degree centigrade suitable for transformer of 25 KVA to 630 KVA capacity including dismantling of old unserviceable temperature gauge, complete all as specified & directed.

Breather assembly of 200 gm capacity suitable for transformer of 25 KVA to 630 KVA capacity including dismantling of old unserviceable breather assembly, complete all as specified & directed.

Carrying out cleaning of breather assembly and filling of silica gel in breather assembly suitable for transformer of 25 KVA to 630 KVA capacity, complete all as specified & directed.

Filtration, heating and dehydration of transformer oil (at site) on load system, EHV grade having dielectric strength not less than 55 KV (RMS) with 2mm gap high viscosity in transformer of capacity of 25 KVA to 630 KVA as per IS-335 of 1983 for reducing of moisture, acidity carbon particle in transformer oil, complete all as specified & directed. Note :- The filtration, heating and dehydration of transformer oil shall be carried out at site. The unit rate quoted by the contractor shall deemed to included for arrangement of filtration machine and its transportation to various locations of installation of transformer and toping up of Transformer Oil.

Supply only Transformer Oil of dielectric strength 55 KV (RMS) with 4 mm gap of discharge 2 sec for topping up of transformer, complete all as specified & directed.

Repair to platform inside transformer fencing and under two/four pole structures by providing 75mm thick plain cement concrete 1:3:6 type C-1 using 20mm graded crushed stone aggregate as in plinth protection, slab, flooring, finished even and smooth with using extra cement including brick work in cement mortar 1:6 at borken places, rendering in cement morter 1:6, repair/replacement of cattle fencing around transformer and demolition of PCC, complete all as specified & directed.

Painting to 11 KVA distribution transformers installed at Tanda area by preparation of exposed surfaces by scraping, removing of old rusted paint from the body, cleaning surface with high quality thinner and applying two coats of synthetic enameled paint waterproof smoke greay over a coat of red oxide zinc chrome primer by spray painting including marking SM NO, SL NO and CAPACITY on body with white synthetic enamel paint including painting to fencing of transformers, complete all as specified & directed.

Switch air break, gang operated, disconnecting switch, triple pole, each pole consists of galvanized steel base, HT insulators non-ferrous knife, spring loaded contacts, arcing horns of adequate section to break magnetizing current of the transformers, mechanically operated suitable for vertical mounting, fixed type, mounted on insulator and steel frame with operating mechanism worked from ground level, provided with locking arrangement for operating handle, consisting of MS channel, HT post type insulator, contacts of copper alloy, high pressure, heavy duty contact assembly, operating rod of 25mm dia GI pipe medium grade of adequate length, drop out expulsion assembly of phases fuses etc conforming to IS:1018 of 1972 with continuous current rating with 15 insulators of current rating upto 200 amps (vertical type) 11000 volts grade including taking down old unserviceable GOD, complete all as specified & directed.

All as per Srl item No. 72 above but for current rating upto 400 Amps (vertical type).

Lightening arrestor, expulsion type consisting of multiple spark gaps in series with one or more non linear resister to limit voltage surge on AC power circuit to interrupt power flow current suitable for outdoor installation and exposed direct to sun with ambient temperature below - 10 degree C to 50 degree C suitable for surge discharge capacity 65 KA, 11000 volts grade conformign to IS-4350 including all fittings & dismantling of existing lightening arrestor, complete all as specified & directed.

Earthing of galvanized steel earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr depth below normal ground level) with top edge of earth not less than 1.5 mtr below normal ground level, surrounded on all sides by 150mm thick charcoal & common salt starting from ground below earth plate upto 150mm above GI plate in alternate layers connected to and including galvanised iron earth strip of 32x6mm by means of steel bolts, nuts, check nuts and washers, test point made of GI strip 40x8mm 10cm long, PCC 1:2:4, type B-1 in pit with precast RCC 1:2:4 type B-1 in cover reinforced with XPM not less than 4 Kg per Sqm with 40mm bore GI light grade protection pipe, 20mm bore GI medium grade watering pipe with funnel including charcoal, dust, salt, all as shown in electrical plate No 3 of SSR Part-I (2009) complete with necessary earth work in any type of soil, removal including testing on completion, complete all as specified & directed. Note : (a) The cost of earth work, PCC pit of required size, funnel, watering pipe, wire mesh, charcoal, dust, common salt, 20mm bore medium grade watering pipe & 40mm bore light grade GI pipe as protection to earth lead wire etc shall be deemed included in the unit rate for earthing. (b) After completion, during testing, if desired earth resistance is not obtained, earthing will be regenerated at no extra cost.

Galvanized iron strip of 32x6mm for extension of earth and connected to equipment or panel by means of bolts, nuts and washers, buried in ground or drawn in conduit/pipe or fixed to pole including taking down old unserviceable strip, complete all as specified & directed.

Galvanized iron strip of 25x4mm for extension of earth and connected to equipment or panel by means of bolts, nuts and washers, buried in ground or drawn in conduit/pipe or fixed to pole including taking down old unserviceable strip, complete all as specified & directed.

Aluminium busbar of size 32 x 4 mm thick in LT panels on post insulators including drilling holes for incoming & outgoing connections including taking out old unserviceable busbar, complete all as specified & directed.

Aluminium busbar of size 60 x 6 mm thick in HT panels on post insulators including drilling holes for incoming & outgoing connections including taking out old unserviceable busbar, complete all as specified & directed.

LED type pilot lamp type of voltage AC/DC with integral circuit suitable for operation at common voltage AC/DC 220V of lamp assembly indicating three phase i.e Red ,yellow and blue including taking down old unserviceable lamp, complete all as specified & directed.

HT busbar chamber (factory made), cubical type, weather, dust and vermin proof of size 900x900x600mm, outdoor type, made out of 3.00mm thick MS sheet including aluminium bus bar of 200 amps capacity with 11 KVA pedestal type HT insulators 6 Nos with angle iron frame of size 75x75x6mm having two doors on both sides with locking arrangement and painting all steel surface internally and externally with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer, making all electric connection with existing system & mounted on PCC platform of PCC 1:2:4 type B1 using 20mm graded aggregate, complete all as specified & directed.

shivom builders

darshan kumar gandhi

SHIVAM CONSTRUCTION COMPANY

M/s Pee Kay Enterprises