REPAIR MAINT OF HT 33KV OVERHEAD LINE AND OTHER CONNECTED WORKS UNDER GE MCTE MHOW

Amount

S&F in repair/replacement Earthing complete with galvanised copper plate 60cm×60cm ×3.15mm thick electrode and 20×3mm copper strip as earthing lead , buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, all as shown in electrical plate No. 3 connected to earthing test point complete all as specified and directed including testing on completion.

Sppply & Laying in replacement XLPE insulated, armoured, electric cable with aluminium conductor, 1100 volts grade, laid in trenches, fixed on poles / walls or passing through pipes including provision of necessary lugs and glands & making necessary connection including taking down old unservicable cable of 25sqmm 4 core complete all as specified and directed.

Excavation in trenches not exc. 1.5m wide and not exc 1.5m deep in hard/dense soil and getting out complete all as specified and directed.

Returning filling in trenches including spreading, leveling, watering and well ramming in layers not exceeding 25 cm thick in any type of soil complete all as specified and directed.

Removing surplus excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.50m above the starting point complete all as specified and directed.

Material and labour for locally available river sand cushioning for under ground cable in trenches 8 cm before laying and 15 cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned/consolidated thickness complete all as specified and directed.

Supply and laying of old size sub-class ’B’ bricks laid flat equal to width of bricks, perpendicular to UG cable over the dry sand cushioning, for cable protection complete all as specified and directed.

Supply and fix in replacement of 33kV Brown glazed pocelain Pin insulator confirming to IS 731/1971 amendment to 1 to 5 Type B with 320mm minimum cerrpage distance and with zinc/lead thimble suitable for use with GI forged Pin having small steel heads as per IS 2486/ 1993 and latest amendments complete all as specified and directed. Make : Jaipuriya Brothers/ Atlas

S &F in replacement Anti climbing devices; comprising 2.24mm dia galvanised steel 2-strand barbed wire with 2.00mm dia barbs wrapped spirally round poles, to a length of 0.5 to 1.0 metre clamped and properly secured or as ordered complete all as specified and directed.

S&F in replacement Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp suitable for 33KV complete all as specified and directed.

Cutting & trimming tree branches along HT/LT over head lines after arranging shut down and by taking all precautions while working on lines, clearing of area, cleaning around sub stations, etc by employing sufficient labourers, T&P and safety measures required for the purpose complete for one span of any length and type complete all as specified and directed. Note :-The unit rate will include disposing off debris to nearest waste disposing point of concerned area.

M&L for cross arms, bracings, supports, clamps and back plates from existing poles and structures and material and labour for cross arms, bracing, supports, clamps and back plate, fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as directed including two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and directed.

Supply & laying in replacement in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored earth, electric power cables (heavy duty)with stranded aluminum conductor, 33000 volts grade, of size 3 core 300 sqmm complete all as specified and directed.

Supply and fix in replacement cable jointing kit for 33 KV grade (E) cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 240 to 400 sqmm complete all as specified and directed.

S&F in repair Earthing complete with galvanised steel earth plate electrode 60cm×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised iron strip 32x6 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point complete all as specified and directed including testing on completion.

Dismantling re-errecting,restringing tensioning and repair to overhead line ACSR conductor any size upto 5 conductor in one span as required on poles LT / HT including fixing insulators and jointing with ACSR conductor complete all as specified and directed.

M & L for painting to steel tubular swaged pole of HT 11 KV overhead lines (11 Mtr long) complete with and including comprising the following works :- (a) Scraping out wornout old paint and making the surface smooth. (b) Painting the pole and all MS work mounted on pole with two coats of post office red colour synthetic enameled paint on upper portion and two coats of aluminium paint in lower portion as directed by Engg.-in-charge. (c) Forming coloured bands with white and red post office colour synthetic enameled paint at bottom and letter writing or numbering complete all as specified.

S &F Steel tubular swaged poles complete with cast iron base plate, final taperplug, bolts, nuts & screws as specified type 410 SP-55 (11metres long) complete all as specified and directed.

M&L PCC coping of LT/HT pole by breaking completely and material and labour for PCC 1:2:4 type B1,20mm graded stone aggregate of size 600mm X 600mm X 300mm including form work and plastering and two coat of white wash complete all as specified and directed.

Repairing of existing unserviceable PCC coping of LT/HT pole by breaking completely and material and labour for PCC 1:3:6 type B1,20mm graded stone aggregate of size 600X600X300mm including form work and plastering and two coat of white wash complete all as specified and directed.

YAUK ENGINEERS (BID ID -3285240)

m/s bansal construction (BID ID -3281198)

AGARWAL BUILDERS (BID ID -3281526)

Auto Traders (BID ID -3280927)

HUMERS INFRATECH (BID ID -3281195)

ENVIRO TECH SERVICES (BID ID -3281144)