Repair Maint Of Transformer VCB s Backup System and Repair Replacement of HT Over Head and UG distribution system under GE Gaya

Amount

All as per item No. 1 above but for single VCB one incoming & one outgoing

M & L for conducting oil filteration by stream line type filter machine to improve BDV including routine testing after filteration complete all as directed.

Supply and filling of Inhibited transformer poweroil meeting IEC 60296-2003-11, 3rd edition standard specification and ASTMD 1275B test requirements for corrosive sulpher of BDV not less than 60 KV for topping up of reduced level of power transformer due to evaporation/leakage/losses due to dehydration in Power/Distribution transformer or for replacement complete including removing of old unservicable transformer oil complete all as directed.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for upto 100 KVA transformer complete all as directed.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for 100 to 250 KVA transformer complete all as directed.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for 315 KVA to 630 KVA transformer complete all as directed.

M&L for painting the outer surface of the transformer with two coats of synthetic enamel paint after preparing the surface dust and oil free and cleaning the bushes, name plate etc paint free after painting including writing the MES/SM No with white enemel paint for power transformer 1 MVA outdoor type complete all as directed.

M&L for painting the outer surface of transformer with two coats of synthetic enamelled paint from spray machine after preparing the surface dust and oil free and cleaning the bushes, name plate etc paint free after painting including writing the MES/SM No with white enemelled paint complete for transformer of capacity from 100 to 630 KVA (Indoor/outdoor type) complete all as directed.

Disconnecting and taking down old unserviceable aluminium thimbles from cables connected with MCCB/ transformer at various panels and reconnecting after providing new thimbles, nut, bolts as per site requirement for cable size from 50 Sqmm to 95 Sqmm cable size complete all as directed. Note: Cutting and replacement of all four thimbles of a cable will be measured and paid as one job) complete all as directed.

All as per item No 10 above but for cable size 120 Sqmm to 185 Sqmm.

Dismantling of unserviceable air break gang operated switch 11000 Volts grade from four pole/two pole structure vertical / horizontal mounted including insulators and operating mechanism complete all as directed.

Supply, fixing, testing and commissioning in replacement air break isolating switch tripple pole mechanically operated with vertical isolation,12 nos. polymer type insulators mounted on steel frame with operating mechanism worked from ground level and including operating rod of 25 mm dia medium grade GI pipe and locking arrangement of capacity 400 Amps 11 KV with drop out fuse set including making all incoming/outgoing connection of HT cable and overhead conductor using new leads and nuts, bolts etc and painting of steel work with 2 coats of aluminium paint over a coat of red oxide primer complete all as directed.

Supply and fixing pin type polymer type insulators including galvanised mild steel spindle, two galvanised iron washers, and one galvanised iron nuts, 150mm height 150 mm dia including section of straps of 38x5mm size 20mm dia of bolts, nuts & washers for 11000 volts grade, complete all as directed.

Supply and fixing disc type insulator, porcelain, vitreous white, brown or green insulators for working pressure 11000 Volts of 145 mm height 255mm dia ball and socket type 'Single Disc' assembly for tension with tension clamp for conductors including bolts, nuts & washers complete all as directed.

M&L for replacement of aluminum connector suitable for 33 KV line bus conductor as per site requirement such as stud connector, straight tee, straight bolt terminal, bus support clamps, tee connectors, expansion type, pad type terminal connectors, rigid stud type terminal connectors etc complete including necessary nut bolts washers complete all as directed.

Taking out old unseviceable/damaged/faulted HT cable of size 95 Sqmm from trench/pole and removal from site complete all as directed.

Dismantling and taking down cross arms of MS channel or angle sections, clamps, nuts and bolt, washers, back plate of any size/shape and removal from site complete all as directed.

Supply and fixing on HT pole cross arms, bracing supports clamps from structural steel sections including nuts, bolts, washers welding, bending cold or hot, drilling holes for bolts in any shape or size including preparation of surface and painting two coats of aluminium paint over a coat of red oxide primer, complete all as directed.

Dismantling of unserviceable/serviceable steel tubular poles any size and removal from site complete all as directed.

Supplying, transporting and erecting in position steel tubular swaged poles 410-SP-55 type, 11.00 metre long complete with mild steel base plate, CI finial taper, bolts, nuts and washers etc including necessary excavation and earth work, PCC 1:4:8 type D2 in foundation below pole, PCC 1:3:6 type C2 around poles and PCC 1:3:6 type C1 as in plinth block, disposal of surplus soil to distance not exceeding 50m and depositing where directed, painting steel tubular poles exposed surfaces with aluminium paint two coats over one coat of red oxide primer and providing painting of 30 cm wide red and white strips upto 1.5 mtr from bottom of the errected pole, painting embedded portion of poles with one coat of bituminious paint including marking of pole number etc complete all as directed.

Refixing of old serviceable steel tubular swaged poles obtained from item Sr. No: 20 here-in-before after dismantling, 11.0 Mtr long and erecting in new location (within 2 Kms distance) including painting the exposed portion with two coats of aluminium paint over a coat of red oxide primer and painting of 30 cm wide red and white strips upto 1.5 mtr from bottom of the errected pole including marking of pole number, etc including necessary excavation and earth work, PCC 1:4:8 type D2 in foundation below pole, PCC 1:3:6 type C2 around poles and PCC 1:3:6 type C-1 as in plinth block, disposal of surplus soil to distance not exceeding 50m and depositing where directed complete all as directed. Note: Rate Quoted shall be deemed to be inclusive of the following : (i) Any repair/ welding/ fabrication work on the old poles. (ii) Any rusted surface on the old pole shall be treated with red oxide primer prior to application of aluminium paint.

Supply laying testing & commissioning XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable, heavy duty, with aluminium conductor 11000 volts grade (earthed) cross sectional area 95 Sqmm 3 Core complete all as directed.

S&F cable jointing kit for 11KV (earthed) grade cable for outdoor termination (end joint) Cold Shrink type joint complete with jointing material and accessories suitable for 3 Core XLPE armoured aluminium conductor cable of size 95 Sqmm including taking down old joint complete all as directed.

S&F cable jointing kit for 11KV (earthed) grade cable for straight through Cold Shrink type joint complete with jointing material and accessories suitable for 3 Core XLPE armoured aluminium conductor cable of size 95 Sqmm including taking down old joint complete all as directed.

M&L for 100mm bore galvanized iron pipe light grade for cable protection, supporting to poles, plinth protections, road crossing, trenches, footpath etc, clamps, nut, bolts and washers incl taking down old pipe complete all as directed.

M & L for cable route indicator for HT UG cable of 11000 Volts bolted with 40x6mm flat iron member of height 0.60m and 80mm dia CI plate, embeded in PCC 1:3:6 type C-2 of size 20cm x 20cm x 30cm block complete all as directed.

M & L for cleaning of installation/ substation including clearing of vegitation, wild growth and trimming of grass, cutting of tree branches, removing of debris etc around the installation compound and removing rubbish off the premises complete all as directed.

M&L for preparation of old painted surfaces of HT/LT steel tubular poles with cross arm & brakets complete and applying one coats of aluminium paint including writing the pole No with black enamel paint of size 70mm wide and 100mm height, painting of 30 cm wide red and white strips upto 1.5 mtr from bottom of the errected pole including marking of pole number etc complete all as directed.

M&L for provision for detection of 11 KV HT cable fault through finding and fault locating high voltage mobile machine to locate the fault in 11 KV HT cable and fixed out exact location of fault complete all as directed. Note: (i) The item includes transporation, charging machine upto detecting fault at time. (ii) HT cable joint, necessary excavation & earth work complete will be measured and paid separately against respective item of the schedule.

Excavation in trenches not. exc 1.5 m wide and not exc.1.5m deep and getting out in soft/loose soil complete all as directed.

Returning, filling in, including spreading, watering and well ramming in layers not exc 25 cm, complete all as directed.

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

Material and labour for river sand, washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete all as directed.

Supplying and laying un-reinforced precast concrete cable cover, class HVP, type 1 with peak size 300mmx180mmx40mm over sand cushioning for protection of cable complete all as directed.

M & L for lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for volltage 11000 Volts complete all as directed.

M & L for lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for volltage 33000 Volts complete all as directed.

M & L for painting of the 33/11 KV MRS Yard including poles, channels, MS structures inside yard with two coats of aluminium paint after preparing the surface dust free, oil free and clean and writing the existing name on the name plate after painting including removal of old U/S GI wire fencing complete all as directed. Note : (i) Second coat of paint shall be carried out seperately as and when directed. (ii) Bidders are supposed to visit the site before quoting the rate.

M&L for laying of graded coarse aggregate of nominal size 40mm out of basalt/Trap/Granite stone spread in layers in transformer installations of AGE E/M Gaya complete all as directed.

Excavation in post holes (or similar holes) in hard/dense soil each not exc. 0.5 cum, getting out returning filling in and ramming earth or broken rubble mixed with earth around in layers not exceeding 25 cm watering and removing surplus soil to a distance not exc 50 m complete all as directed.

M & L Cement concrete type D-2 1:4:8 (using 40 mm graded aggregate) as in foundation filling and mass concrete complete all as directed.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails straining bolts, etc including provision of binding wire complete all as directed.

Supply only Chain link MS galvanised fencing 50mm x 50mm mesh complete all as directed.

S&F mild steel work in post & struts in fencing including cutting tips to shape as directed driling holes notching for wire etc including flat iron fillets for securing wire mesh etc including all necessary drilling bolting or reveting of and similar work conforming Fe-290 Gde E-165 complete all as directed.

M&L for preparation of new steel surface and applying two coats of syntheic enamel paint over a coat of red oxide primer,over 10 cm width or girth complete all as directed.

S&F mild steel bolts, purpose made, with hexagonal or 'Square head one end and screwed the other, or screwed both ends', each screwed end to be fitted with washers and one hexagonal or square nut exc 30 cm long (Diameter of neck n exc 12 mm) complete all as directed.

M/S AJAY KUMAR SINGH