REPAIR AND MAINTENANCE OF TRANSFORMER AND MISC WORKS AT VARIOUS LOCATION AT YOL CANTT UNDER GE(KH) YOL CANTT.

Amount

XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts (Earthed), grade cross sectional area 95 sqmm 3 core, laid in trenches or passing through pipes/ ducts or fixed to walls/ poles complete including testing and taking out old unservicable cable, cable covers complete all as specified and directed.

XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts (Earthed), grade cross sectional area 70 sqmm 3 core, laid in trenches or passing through pipes/ ducts or fixed to walls/ poles complete including testing and taking out old unservicable cable, cable covers complete all as specified and directed.

Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level, connecting to and including galvanised iron strip 32mm X 6mm (as earth lead strip), by means of bolt, nuts, check nuts and washer of GI and GI strip protected by provision of GI pipe light grade, 40mm bore upto test point including provn of concrete pit in plain cement concrete M-15, type B-1 using 20mm graded crushed stone aggregates with 40mm thick cover of reinforced cement concrete M-15 reinforced with XPM (weight not less than 4 kg/Sqm) and frame of angle iron 25 x 25 x 3 mm with lugs 2 Nos and with 6mm dia MS bar handle made to shape, GI medium grade 20mm bore pipe for watering perforated at bottom 1.75 metres long placed on top edge of earth plate, common salt and charcoal filling, test point made out of phosphorous bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtr, all as per electrical plate No 3 of SSR 2009 Part-I and connection to earth test point all as specified and testing on completion. NOTE :- Item of earthing includes the cost of 7.5 metre long galvanised iron strip 32mm X 6mm size and protection pipe of 40 mm bore galvanised iron light grade.

Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 metre deep below normal ground level) with top edge of plate not less than 1.5 metre below ground level, connecting to galvanised iron wire 4.0mm dia (as earth lead wire), by means of bolt, nuts, check nuts and washer of galvanised and earth wire protected by provision of galvanised iron pipe light grade, 15mm bore including provn of concrete pit in plain cement concrete M-15, type B-1 using 20mm graded crushed stone aggregates with 40mm thick cover of reinforced cement concrete M-15, reinforced with XPM (weight not less than 4 kg/Sqm) and frame of angle iron 25x25x3mm with lugs 2 Nos and with 6mm dia mild steel bar handle made to shape, galvanised iron medium grade 20mm bore pipe for watering perforated at bottom 1.75 metre long placed on top edge of earth plate, common salt and charcoal filling, test point made out of phosphorous bronze with fixing arrangement, funnel, wire mesh and including earth work in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 metre, all as per electrical plate No. 3 of SSR 2009 Part-I and connection to earth test point all as specified and testing on completion. NOTE :- Item of earthing includes the cost of 7.5 metre long galvanised iron earth wire 4mm size and protection pipe of 15mm bore galvanised iron light grade and earth work.

Renewal lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp for 11000 volts complete all as specified and directed.

Renewal of aluminium strip 25x3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground, all as specified.

Renewal of aluminium strip 25x4mm with saddles and fixing screws etc. for roof conductors and down conductors above ground, all as specified.

Renewal of Air termination, single pointed, copper rod 12mm dia and 300mm long , all as specified.

Mild steel galvanised light grade 100mm dia tubing with all fitting; laid in trenches, across road or on pole complete all as specified.

Mild steel galvanised light grade 80mm dia tubing with all fitting; laid in trenches, across road or on pole complete all as specified.

Plain cement concrete M-7.5 nominal mix, type D-2 using 40mm graded crushed stone aggregate as in foundation of poles, stays etc. as mass concrete, complete all as specified.

Plain cement concrete M-10 nominal mix, type C-1 using 20mm graded crushed stone aggregate as in coping of pole including necessary form work , complete all as specified.

Renewal of loop type insulator, porcelain, vitreous white, brown or green, large size with overall dimensions 65x90mm clearance of hole 25.5mm, complete all as specified and directed.

loose filling with broken/ crushed stone aggregate of size 20 mm complete all as specified and directed.

Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with mild steel clamps, bolts and nuts of approved size, for HT, 25x20cm size, complete all as specified.

Steel tubular swaged poles complete with base plate 8mm thick welded with pole, finial taper plug, bolt, nut and screws as specified type 410 SP-55 (11m long) including one coat of red-oxide zinc chrome primer and two coats of aluminium paint on surfaces exposed to view and making 30cm wide strips (total 5 Nos) with white and black paint alternately on external surface above PCC benching including numbering with black paint and painting with bituminous paint internally complete and externally for portion embedded in PCC including dismantling of old type PCC poles any length , complete all as specified and directed. Note : Excavation & earth work and PCC shall be measrued and paid separately.

Excavation in trenches for cable and poles in any type of soil n.exc 1.5m wide and not exc 1.5m deep and getting out complete all as specified and directed.

Excavation in trenches for cable and poles in any type of soil n.exc 1.5m wide and but exc 1.5 metre deep and not exc 3.00 metre deep and getting out complete all as specified and directed.

Returning filling in (soil) including spreading, levelling, watering and well ramming in layers n.exc 25cms thick in any type of soil complete all as specified and directed.

Removal of excavated material (soil) to a distance n.exc 50m and depositing where directed at a level n.exc 1.5metres above the starting point complete all as specified and directed.

Sub class ‘B brick, old size, brick covering laid dry, flat, transversally along the length of cable on sand cushioning, with width equal to the length of the brick, complete all as specified and directed.

Sand cushioning to under ground cables provided with a layer of sand 8 cms thick before laying the cable and 15 cms thick after laying the cable complete all as specified and directed.

Supply, installation, testing and commissioning gang operated air break off load connecting switch HT, 11KV, tripple pole, each plate consisting galvanised steel base, verticle type mounted on 15 No's post insulators and steel frame, non ferrous knife and spring loaded contacts, arcing horns complete with dropout fuse element assembly, operating rod of GI pipe, medium grade, 20 mm dia (without joint) of suitable size and locking arrangement, connections, mild steel frame with PG clamps and sleeves etc required for current rating 400 amps capacity including taking down unservicable steel frame all as specified and directed.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 sqmm, complete all as specified.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for indoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 sqmm, complete all as specified.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for straight through, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 sqmm, complete all as specified.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm, complete all as specified.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for indoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm, complete all as specified.

Renewal of cable jointing kit for 11 KV (Earthed) grade cable for straight through, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 sqmm, complete all as specified.

Cleaning of installation area from inside and outside by removing the vegetation, cleaning the fungus formation and nearby growth of wild vegetation, bushes to a distance of 50 metres away all as specified and directed.

Cutting/ trimming of tree branches clearing 5 metres horizontal and 5 metres vertical distance from both sides of conductor including removing branches from site, complete all as specified & directed. Note:- Clearing branches from both sides of conductor in between two consequtive poles shall be considered as one span irrespective of distance between poles.

Painting of transformer indoor/ outdoor type,of capacity 100KVA to 400KVAwith one coat of smoke grey colour synthetic enamel paint over the existing paint after cleaning and removing the dust and dirt and cleaning with sand paper and preparing surface for painting complete including writing SM Nos on transformer body with letters 100mm high with white synthetic enameled paint complete for transformer of any capacity complete all as specified and directed by Engineer-in-Charge. Note: Write with white paint on body of transformer " Date of Dehydration". ............................, "Date of Top Up of Transformer Oil". .........................

Strip opening of transformer of capacity upto 400 KVA, taking out old parts for repair, reassembling and testing after repair on full load including heating of core in the oven for removing of moisture complete all as directed (Repair and renewal of parts shall be measured and paid for separately.)

Rewinding the HT/LT limb with super enameled copper wire of appropriate size as required to match with existing wire to have the same impedance including varnishing, Empire tape, cotton sleeves, leatherised paper etc all as required and directed.

All as per item No 52 above but with aluminium wire of suitable size all as required and directed.

Reinsulation of winding coil complete with new insulating material (Double Paper cover insulation) including fixing the coil to its position, all as directed.

Filteration and dehydration of transformer oil, complete removal of all the foreign particles and after filteration the dielectric strength of oil shall not be less than 40 KV complete all as specified.

Supply, topping up / replacement of tranformer oil with dielectric strength not less than 60 KV

Renewal of breather assembly for transformer upto 400 KVA Capacities duly fitted with silica gel complete all as specified.

Refilling of Silicagel in breather of transformer various capacities including taking out of unserviceable Silicagel complete all as directed.

Brass stud 12mm dia for transformer terminal with brass nut, nuts and washers 8 Nos including rubber seat complete all as specified.

Brass stud 20/ 25mm dia for tranformer terminal with brass nut, nuts and washers 8 Nos indluding rubber seat complete all as specified.

Shifting of transformer trolley mounted upto 400 KVA from one Substn to other distance not more than 5 Kms carefully with tractor/ Crane including all Towing arrangement and taking out HT/LT connections of defective transformer and connecting carefully HT / LT connection including tamperary earthing all as specified.

Painting to existing steel tubular HT poles, 11 metres long including cross arms, channels, angle iron support, bracings, clamps etc. with two coats of aluminum paint superior quality of approved make on surfaces exposed to view and making 30cm wide strips (total 5 Nos) with white and black paint alternately on external surface above PCC benching including preparation of old painted surfaces by scraping etc complete and writing pole numbers of 2 inches bold letters with black paint after painting, complete all as specified & directed

Painting to four pole structure made out of steel tubular HT poles, 11metres long including cross arms, channels, angle iron support, bracings, clamps etc. with one coat of aluminum paint superior quality of approved make on surfaces exposed to view above PCC benching including preparation of old painted surfaces by scraping etc complete including making 30 cms wide strips (total 05 Nos) with white and black paint alternatively and writing pole numbers of 2 inches bold letters with black paint after painting, complete all as specified & directed.

Painting to two/ three pole structure made out of steel tubular HT poles, 11 metres long including cross arms, channels, angle iron support, bracings, clamps etc. with one coat of aluminum paint superior quality of approved make on surfaces exposed to view above PCC benching including preparation of old painted surfaces by scraping etc complete including making 30 cms wide strips (total 05 Nos) with white and black paint alternatively and writing pole numbers of 2 inches bold letters with black paint after painting, complete all as specified & directed.

PVC seperator suitable for four ACSR Conductor feeder, complete all as specified.

Supply only LT/HT hand gloves for day to day maintenance complete all as specified .

Marking Plate for earthing location ( body earthing /Neutral earthing) made out of 2mm thick MS sheet of size 20cmx15cm duly painted with two coat of black paint over a coat of red oxide primer duly marking or writing with alphabetas per site requirement fixed/welded on a angle iron 30x30x3mm 45cms long embbeded 15cm in PCC 1:2:4 type B-1 Block of size 45cmx20cmx15cm laid below ground level complete all as specified

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RAJINDER ELECTRICAL WORKS