SPECIAL REPAIR HT O/H ACSR CONDUCTOR TO HT UG CABLE AND LT O/H ACSR CONDUCTOR TO LT UG CABLE IN DOMESTICAREA AT AF STN DARBHANGA UNDER GE (AF) BIHTA

Amount

Excavating in trenches, not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth not exceeding 10 Sqm area on plan and not exceeding 1.5 metre in depth and getting out in soft/loose soil complete all as speified and as directed by Engr-in-Charge.

Returning filling in including spreading leveling, watering and well ramming in layers not exceeding 25cm thick complete all as speified and as directed by Engr-in-Charge.

Removing excavated surplus soil to a distance n. exc 50 metre and deposited where directed at a level n.exc 1.5 metre above the starting point complete all as speified and as directed by Engr-in-Charge.

Material and labour well burnt sub class 'B' bricks laid flat width wise along the length of cable for protection of cable complete all as specified and directed by Engr-in-Charge.

Supply and lay sand in trenches with clean dry river sand for cable cushioning, punning gently around cable for protection complete all as specified and as directed by Engr-in-Charge. Note : Only punned thickness shall be measured for payment

Supply & fixing in replacement of 50mm dia GI tubing light grade, on poles, under floors, road crossing etc includng all fittings and taking out old unserviceable rusted GI pipe complete all as specified and as directed by Engr-in-Charge.

Supply & fixing in replacement of 100mm dia GI tubing light grade, on poles, under floors, road crossing etc includng all fittings and taking out old unserviceable rusted GI pipe complete all as specified and as directed by Engr-in-Charge.

Supply, laying, testing and commisioning of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) with stranded aluminium conductor, 11000 volts (Earthed) grade cross sectional area 185 Sqmm 3 core including all electrical connections ie. cable lugs, bolts, nuts and washers etc complete all as specified and as directed by Engr-in-Charge. Note :- Excavation, earth work sand cushioning, cable protection cover/pipe, joint and cable indicator shall be measured and paid for separately under respective item of this schedule or work.

Supply, laying, jointing & testing of underground LT cables XLPE insulated, PVC sheathed, aluminimum conductors, multistranded, armoured heavy duty 1100 Volt grade cross sectional area 10 Sqmm 2 core laid in trenches/ducts/along poles/through pipe under road etc with new copper lugs complete all as specified and directed by Engr-in-Charge. Note :- Excavation, earth work, sand cushioning, protection cover and pipe shall be measured and paid for separately under respective items of this schedule.

Supply, laying, jointing & testing of underground LT cables XLPE insulated, PVC sheathed, aluminimum conductors, multistranded, armoured heavy duty 1100 Volt grade cross sectional area 50 Sqmm 3.5 core laid in trenches/ducts/along poles/through pipe under road etc with new copper lugs complete all as specified and directed by Engr-in-Charge. Note :- Excavation, earth work, sand cushioning, protection cover and pipe shall be measured and paid for separately under respective items of this schedule.

Supply, laying, jointing & testing of underground LT cables XLPE insulated, PVC sheathed, aluminimum conductors, multistranded, armoured heavy duty 1100 Volt grade cross sectional area 95 Sqmm 3.5 core laid in trenches/ducts/along poles/through pipe under road etc with new copper lugs complete all as specified and directed by Engr-in-Charge. Note :- Excavation, earth work, sand cushioning, protection cover and pipe shall be measured and paid for separately under respective items of this schedule.

Supply, laying, jointing & testing of underground LT cables XLPE insulated, PVC sheathed, aluminimum conductors, multistranded, armoured heavy duty 1100 Volt grade cross sectional area 120 Sqmm 3.5 core laid in trenches/ducts/along poles/through pipe under road etc with new copper lugs complete all as specified and directed by Engr-in-Charge. Note :- Excavation, earth work, sand cushioning, protection cover and pipe shall be measured and paid for separately under respective items of this schedule.

Supply and fix FRP , hot press moulded SMC junction box suitable for mounted on steel tubular pole / any type of pole of size 295X255X120 mm comprising of 100 Ams aluminium bus bar 4 strips ( IP 55 protection ) with one MCB SP 6 Ams to be fixed inside the box and box will be clamped bottom of the pole with FI Clamps of size 50X6 mm nut bolt and washers, duly powder coated paint of approved colour on external and internal surface complete all as specified and directed by Engr-in-Charge. Make - SINTEX ,Model S14-EC 231 or equivalent model of make specified in appendix 'B' to particular specifications.

M& L for hot pressed moulded SMC junction box of size 450X375X200 mm,weather & rustproof ,shock proof,suitable for mounted on steel tubular pole/any pole with cover ,05 nos aluminium bus bar of size 25x6 mm for phase and neutral for aerial bunch cable, cable gland aluminium lug and duly powder coated paint of approved colour on external and internal surface including fixing 02 Nos clamps 30x5mm along with nuts,bolts,washers complete all as specified and directed.

Material and labour for cable jointing kit suitable for 11 KV (Earthed) grade cable outdoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 Sqmm complete all as specified and as directed by Engr-in-Charge.

Material and labour for cable jointing kit suitable for 11 KV (Earthed) grade cable straight through, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 Sqmm complete all as specified and as directed by Engr-in-Charge.

Material and labour for cable jointing kit suitable for 1.1 KV (Earthed) grade cable out door end termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3.5 core XLPE armoured aluminium conductor cable of size 70 to 120 Sqmm complete all as specified and as directed by Engr-in-Charge.

Material and labour for cable jointing kit suitable for 1.1 KV (Earthed) grade cable straight through joint, (Indoor/out door type) heat shrinkable type joint complete with jointing material and accessories suitable for 3.5 core / 4 core XLPE armoured aluminium conductor cable of size 25 to 50 Sqmm complete all as specified and as directed by Engr-in-Charge.

Supply,installation ,testing and commissioning of outdoor cubical type platform mounted LT control panel board fabricated in an CPRI approved factory having modern fabrication process powder coating on both internal and external approved shade ( SIEMENS GREY structural RAL 7032 shade) having thickness not less than 100 microns provided with suitable gasket to make it dust/varmin proof general construction conforming to IS 8632/93 and to accommodate incomer incoming /outgoint MCCb as per following, with 4 Nos of busbars made of high conductivity 99.9% pure copper conductor suitable 400 Amps (Short circuit rating not less than 50 KA 'rms' for one second) made out of 2 mm thick CRCA sheets over angle iron frame work of size 50x50x6 mm thick on a bottom channel of size 100x50 mm dually compartmentalized for each control gear front and back size openable single door system lockable /open above by keys from both sides having cromium plated 19 mm dia form lock ( 2 Nos each compartment) suitable for 3 phase four wire ,440 volt ,50 Hz Ac supply system by means of copper bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB the TPN bus bars ( for both main and links ) shall be insulated with colour coded heat shrinkable PVC sleeve and shall be mounted on suitable size F class insulator made of non hygroscopic,non combustible, track resistant,high strenght FRP/SNC/DMC material at an internal not more than 500 mm through out the lenght of the TPN bus bar the cubical incomer MCCB as well as outgoing shall of copper TPN links of current carrying capacity not less than 1.5 times the rate dcapacity of indivisual feeder the extension shall be 300 mm long supported with comprising of following :- (A) INCOMING (a) MCCB 250 Amps 36 KA four pole - 01 No (b) Digital voltmetre 3 phase 50 Hz 10-500 volt alongwith CT/PT - 01 No (c) Digital frequency metre 0-50 Hz ± 1% - 01 No (d) Digital ammetre three type 0-160 amps - 01 No (e) LED indication lamps - 03 Nos (B) OUTGOING (a) MCCB 100 Amps 16 KA four pole - 05 Nos

Taking down old / Unserviceble ACSR conductor, open any size, Insulaters, channels and connecting items, nuts and washers complete all as specified and directed.

B.K. ROY & SONS

Rekha Enterprises