COMPREHENSIVE REPAIR/MAINT OF LT NETWORK AND LT PANEL, ACSR CONDUCTOR, LIGHTNING ARRESTERS AND EARTHING AT DIFFERENT LOCATIONS AT BARAMULLA, PATTAN, GULMARG AND HAWS UNDER GE 969 EWS

Amount

Dismantling /disconnecting & taking down insulaters of any size & capacity.

M&L 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, 50mm height, 100 mm dia for 1100 volts grade.

Loop type insulator, vitreous porcelain, white, brown or green large size, with overall dimensions 140mm, clearance of hole 25.5mm complete all as specified and as directed.

S&F Steel tubular swaged poles complete with MS base plate Continuously welded to pole, finial taper plug, bolts, nuts & screws as specified type 410 SP- 55 (11 metres long ) includind two coat of black bituminous paint internally throughout and externally upto embedded portion and including applying two coats of synthetic enamel paint over a coat of red oxide primer with black and white strip of 30 cm each upto 1.5 m height and two coats of aluminium paint over a coat of red oxide primer externally on remaining exposed surface aftereraction in position incl prepration of surface, complete all as specified and directed.( earth work ,PCC and copping will be measured and paid for separately under respective item)

S&F Steel tubular swaged poles complete with MS base plate Continuously welded to pole, finial taper plug, bolts, nuts & screws as specified type 410 SP- 31 (09 metres long ) includind two coat of black bituminous paint internally throughout and externally upto embedded portion and including applying two coats of synthetic enamel paint over a coat of red oxide primer with black and white strip of 30 cm each upto 1.5 m height and two coats of aluminium paint over a coat of red oxide primer externally on remaining exposed surface aftereraction in position incl prepration of surface, complete all as specified and directed.( earth work ,PCC and copping will be measured and paid for separately under respective item)

M&L for Switch air break, gang operated triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps (12 Insulator) alongwith fuse system complete all as specified and as specified.

M&L for Lighting arresters expulsion type complete with all fittings transmission class, discharge capacity 65KA, complete all as specified and as directed.

S&F galvanised steel wire 4mm dia for guarding of LT over head line unnecessary cradles, hexagonal/ rectangular, fabricated complete with 3% auth sag and as directed including taking down of old one, complete all as specified and as directed.

Dismantling old and unsv stay assembly complete comprising of stay clamp, stay wire, stay insulator, stay grip, thimble, bow, stay rod 16 mm dia and stay plate etc including breaking of cement concrete complete all as specified and as directed.

M&L for stay assembly complete with accessories as shown in electrical plate No 1 ( Loop type insulator, stay clamps excavation and concrete measured separately) 20mm dia including dismentling old and unsv stay assembly complete comprising of stay clamp, stay wire, stay insulator, stay grip, thimble, bow, stay rod and stay plate etc including breaking of cement concrete, complete all as specified and as directed.

M&L for replacement of Galvanised stay strand wire of size 7/4mm,complete all as specified and as directed.

S & F in repair cross arms bracing supports, clamps and back plate fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat of red oxide zinc chrome, one under coat and one finishing coat of aluminum paint all as specified.

M & L for cement concrete for foundation fillings and mass conctere type D2 1:4:8 using 40 mm graded aggregate complete all as specified and directed.

M & L for cement concrete for coping of poles using B1 1:2:4, 20 mm graded aggregate, smooth finishing without using extra cement complete all as specified and directed.

M & L for cement concrete for foundation fillings and mass conctere type C2 1:3:6 using 40 mm graded aggregate complete all as specified and directed.

Material and labour for earthing complete with galvanised steel earth plate electrode 60cmX60cmX6.0mm thick, buried directly in ground (earth pit not less than 2.25mtr deep below normal ground level) with top edge of the plate not less than 1.5mtr below normal ground level connected to GI earth strip of size 32x6 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron complete earth pit of PCC M-10(Nominal mix) using 20mm graded stone aggregate, 50mm thick earth pit cover of RCC M-15 (Nominal mix) using 20mm graded stone aggregate with MS TMT reinforcement bar of 8mm dia @ 150mm centre to centre both ways, MS handle 10mm dia made to shape, GI funnel, wire mesh and 20mm bore GI water pipe light grade and 40mm bore light grade GI pipe for protection of earth strip from plate to main switch board, common salt, charcoal dust including testing on completion complete all as specified and as directed all as shown in electrical plate No. 3 including testing on completion and making good the disturbed surfaces of wall floors etc without claiming extra cost all as directed by Engr-in-Charge. (Note: GI strip & GI pipe beyond 7.5Mtr length from earth electrode shall be measured and paid separately).

M&L PVC spacer suitable for 3 wire HT OH line including taking down of old one.

M&L PVC spacer suitable for 4 wire LT OH line including taking down of old one.

Dismantling old and unsv prestressed concrete poles/steel tublar poles of any type including breaking cement concrete complete and site clearance.

Painting to existing steel tubular LT poles, 9m 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.

Supply and laying GI pipe 80 mm bore light grade with fitting for cable protection at road crossing/under concrete including taking down of old one.

Supply and laying GI pipe 50 mm bore light grade with fitting for cable protection at road crossing/under concrete including taking down of old one.

Supply and laying GI pipe 40 mm bore light grade with fitting for cable protection at road crossing/under concrete including taking down of old one.

Supply and fix in replacement of lugs or thimbles suitable for 10 Sqmm to 70 sqmm aluminum coductor cable suitable 1100 volts LT Cable.

Supply and fix in replacement of lugs or thimbles suitable for 95 Sqmm to 240 sqmm aluminum coductor cable suitable 1100 volts LT Cable.

M&L for Hiring, transportation, installation and testing of serviceable transformer of existing capacity on hired basis in place of unserviceable transformer which is under repair and shifting back to workshop on hire basis for 15 days when ordered complete all as specified and directed by engr in charge. Note:- (1) Repairing of transformer shall not exceed beyond 15 days from the date of dismantling from original site, (2) Contractor shall not be allowed to shift hired transformer untill it is replaced by orginal one. (3) Hired transformer will match with the existing transformer with same voltage, vector group, impendence etc. (4) Incase the defective/unservicable transformer is not repaired with in stipulated period of 15 days a penalty of Rs 200/- per day will be deducted and no extra cost willl be paid to the contractor un less natural calamidity is occured.

Material & labour for rewinding of LT side winding with copper strip/wire of suitable size/gauge, fixing the coil in position in core assembly and making connection as per existing pattern including providing insulation, varnish etc complete all as specified and as directed.

Disconnecting LT cable/busbar and Earthing connections complete of transformer capacity up to 63 KVA, 11 KV/433 Volts 3 phase from pole/floor/transformer shed with the help of Crane to carry out complete maint of transformer comprising of the following:- (i) Draining out oil from chamber. (ii) Opening top cover, disconnecting winding connection from bushings and taking out carefully core assembly complete with winding. (iii) Checking compactness of core & tightening the same where required. (iv) Chemical washing of winding to remove dirt,dust & carbon particles (v) Cleaning of oil tank to remove oil sludge followed by painting of inner surface of tank with zinc chromate base paint (vi) Refixing of core & winding assembly and making connection with HT/LT bushing . (vii Replacement of worn out gaskets & nut/bolts. (Note: Overhauling of transformer should be done on existing installation place on same days)

All as per item No.30 above but transformer capacity from 100 KVA to 200 KVA.

All as per item No.30 above but suitable for transformer capacity 250 KVA to 400 KVA.

Material and Labour for preparing the surfaces of transformer of capacity up to 63 to 100 KVA by rubbing old paint and applying two coats of spray painting with grey deco paint from outside complete all as specified and as directed. Note. Painting of transformer will be carried out for plinth mounted and pole mounted transformer. Necessary tools and plants shall be arranged by the contractor. Shut down schedule for painting of transformer will be submitted in advance to plan shut down in the station. including writing MES / SM No with enamelled paint complete all as specified and as directed for transformer of rating upto 100 KVA (Indoor/outdoor type).

All as per item No. 33 above but 200KVA to 250KVA (Indoor / outdoor type).

All as per item No. 33 above but 250 KVA to 400 KVA (Indoor / outdoor type).

Supply and fixing in replacement of silica gel breather assembly with vent pipe complete with fresh blue coloured, for transformer of capacity 50 KVA to 200 KVA complete all as specified & as directed.

All as per item No.36 above but suitable for transformer capacity 250 KVA to 400 KVA.

Dismantling of old Burnt Tap changer and Supply and fixing new tap changing switch as per existing size including making connection to transformer of various capacities/make complete all as specified and as directed.

Supply and replacing LT side cable box cover plate made out of MS sheet of 16 SWG complete with nuts, bolts, washers suitable for indoor/outdoor type transformer of capacity 63 KVA to 400 KVA..

Supply and fixing in replacement LT bush assembly brass complete with brass spindle, nuts, bolts, washers etc with bushing insulators suitable for transformer of capacity 50 KVA to 63 KVA complete all as specified & as directed.

All as per item No. 40 above but transformer capacity from 100 KVA to 400 KVA.

Supply and fixing in replacement LT bush assembly brass complete with brass spindle, nuts, bolts, washers etc with bushing insulators suitable for transformer of capacity 50 KVA to 63 KVA complete all as specified & as directed.

All as per item No.42 above but transformer capacity from 100 KVA to 400 KVA.

Supply and fixing in replacement 11KV porcelain bushing insulators for HT side of out door/indoor type transformer.

Supply and fixing in replacement drain plug of suitable size, complete all as specified and as directed.

Supply and fixing in replacement of rubberized cork sheet gasket 6mm thick for top cover and HT/LT bushes complete all as specified and directed for transformer upto 400 KVA capacity including replacement of Nuts & Bolts where required complete all as specified and as directed.

Supply and replacement of Oil level indicator complete with glass, gasket, Bolt nuts, washer etc suitable for any make and capacity transformer, complete all as specified and as directed.

M&L loose filling with broken trap stone aggregates of size exceeding 7 cms upto 15 cms in substations, around 4 pole/2 pole structures all as specified and directed by Engineer-in-Charge. (The contractor has to stack the graves/stones near the substation as per directed for necessary measurement and instructions ).

M&L for Insulator suitable for 200A Gang Operating Device Insulator complete all as specified and as directed.

M&L for Male and Female Blade suitable for 200A Gang Operating Device complete all as specified and as directed.

S&F MCCB 4 Pole, 415 V, fixed type, 63 Amps with breaking capacity 16 KA complete all as specified and as directed.

S&F MCCB 4 Pole, 415 V, fixed type, 100 Amps with breaking capacity 16 KA complete all as specified and as directed.

S&F MCCB 4 Pole, 415 V, Adjustable type, 160 Amps with breaking capacity 36 KA complete all as specified and as directed.

S&F MCCB 4 Pole, 415 V, Adjustable type, 200 Amps with breaking capacity 36 KA complete all as specified and as directed.

S&F MCCB 4 Pole, 415 V, Adjustable type, 400 Amps with breaking capacity 36 KA complete all as specified and as directed.

M&L for XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheather laying in trenches/cable ducts, fixed to wall/pole complete all as specified and directed of following sizes :-

(a) 3 ½ core 120 Sqmm

(b) 3 ½ core 95 Sqmm

(c) 3 ½ core 70 sqmm

(d) 3 ½ core 35 Sqmm

(e) 3 ½ core 25 Sqmm

(f) 2 core 16 Sqmm

(g) 2 core 10 Sqmm

S&F DC Tripping Coil suitable for VCB of any make complete all as specified and as directed.

Excavation in trenches in soft/loose soil not exceeding 1.5 mtr in width and not exceeding 1.5 mtr in depth for laying of cables up to proper level complete all as specified and as directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exc 25 cm in hard/dense soil complete all as specified and as directed.

Removing surplus exacavated material from excavation not exc 50 meter and depositing where directed at a level not exc 1.5 meter above the starting point complete all as specified and as directed.

Supply and filling dry river sand in trenches including spreading for cushioning of LT UG cablec and punning down complete all as specified and as directed. Note : Punned down thickness shall be measured and paid

M&L for well burnt as class ‘B’ bricks as mechanical protection to under ground cables laying with length of the bricks equal to the width of the trench complete all as specified and as directed.

Filtration of transformer oil for outdoor transformers to achieve di-electric strength of 40 KV for 1 minute at 4mm gap as per relevant IS with portable filtration plant, testing of the oil for the di-electric strength before filtration and after filtration complete all as specified and as directed.

Supply and fixing on load changeover switch Range 400A, 415V, 4P, confirming to IEC 60947-3, IS/IEC 60947-3 Conforms to Staggered terminals, Site convertible fuse version for open execution Flip-able handle above 400A Interchangeable dual shaft position with site convertibility along with SS enclosure version require separate cable gland box complete all as specified and directed by Engr-in-Charge.

All as per item No. 71 here in before but of capacity 200 Amp

All as per item No. 71 here in before but of capacity 100 Amp

All as per item No. 71 here in before but of capacity 63 Amp

Taking down U/S battery 12V 180 AH from the DG Set and supply and install 12 V 180AH maintenance free battery including terminal clamps, copper lead of suitable size/ length, battery stand complete testing and commissioning all as directed by Engr-in-Charge. Make : Exide/Luminous/Tata green/ Amar raja

Supply and topping up only transformer oil for di-electric strength of 40 KV in to the conservator tank/ body tank of the transformers of various sub stations complete all as directed by the Engineer-in-Charge.

S&F Mild steel plates, plain or chequered, 5mm thick or over in thickness in available size complete all as specified and as directed.

S&F Lugs (Thimbles) complete all as specified and as directed.

(a) Suitable for 120 Sqmm XLPE UG Cable

(b) Suitable for 95 Sqmm XLPE UG Cable

(c) Suitable for 70 Sqmm XLPE UG Cable

(d) Suitable for 50 Sqmm XLPE UG Cable

(e) Suitable for 35 Sqmm XLPE UG Cable

(f) Suitable for 25 Sqmm XLPE UG Cable

(g) Suitable for 16 Sqmm XLPE UG Cable

(h) Suitable for 10 Sqmm XLPE UG Cable

Note:- Schedule of credit Rs 3,29,670.00 will be deducted from total amount quoted while accepting the bid. Details of schedule of credit is given in tender documents.

M/S GHULAM RASOOL LONE

M/s SONA ULLAH LONE AND SONS

M/S HAJI MOHD ASHRAF SUMJI

M/S GHULAM QADIR WANI AND SONS

M/S MUKHTAR CONSTRUCTION CO

M/S S S TRADERS

M/s ABDUL QAYOOM LONE & BROS