REPAIR / MAINT OF OVER HEAD ELECTRIC LINES, POLES PAINTING, INSULATORS, TREE TRIMMING ETC UNDER GE SATWARI

Amount

M & L for Re-stretching, restraining ACSR conductor laid over, OH line on steel/PCC poles after removing the binding from insulators, lowering the ACSR conductor or broken OH line due to any reason, jointing the broken conductor, Re-winding the ACSR with insulators including providing binding wire, jumpering & connecting the existing service cables after re-stretching/Re-straining to OH line & removing unavoidable sag in the lines, complete all as specified in respect of three phase and neutral with street light feeder and guard wire.

Description all as per Srl item No 01 here in before but three phase and neutral with GI guard wire.

Description all as per Srl item No 01 here in before but one phase and neutral with GI guard wire.

M & L for Pruning of trees and branches along the LT over head electric lines, surrounding of LT poles, panels Sub-STN bldgs & transformers at different location at 'Y' station, should be cleared upto 3mtr of outer edge of assets & removing/disposal of branches out side the cantonment area with prior permission of Engr-in-Charge.

Supply and fixing in replacement of aluminium conductor steel reinforced (ACSR) of any size description including stretching on overhead line on LT poles with aluminium binding wire or aluminium taps to insulators including jumpering the OH line, jointing complete all as specified.

Supply and fixing in replacement of galvanized steel stay assembly complete with stay rod 20mm dia including stay strand 7/4 mm fixed for stay of poles including necessary MS clamp of 50x6mm flat iron nuts and bolts, loop insulators complete all as specified and directed by Engr-in-Charge. Note:- Earth work, PCC shall be measured and paid separately.

Supply & fixing in replacement of OH LT lines line spacers, made from poly propylene composite phase separator moulded or bolted type for 5 lines total phase to phase distance 1200mm overall total length 1260mm, width 25mm, thickness 12mm.

Description all as per Srl item No 07 here in before but for 4 wires (Lines) phase to phase distance 900mm overall length 960mm, width 25mm, thickness 12mm

M & L for Plain cement concrete 1:4:8 type D-2 using 40mm graded crushed stone aggregate as in foundation of poles etc complete all as specified and directed

M & L for Plain cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate as in coping of poles etc including necessary form work complete all as specified.

M & L for PCC (1:3:6) type C-2 (using 40 mm graded stone aggregate) in stay assy, filling and mass concrete all as specified.

Excavation in trenches for foundation of poles and laying of cables n.exc 1.5m in width and n.exc 1.5m in depth and getting out in any type of soil, complete all as specified

Ditto all as per Srl item No 12 above but exceeding 1.5 mtr and not exceeding 3 mtr depth..complete all as sepecified dirceted by engr-in-charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick, all as specified .

Removing excavated material (surplus soil) to a distance not exceeding 50 mtrs and depositing where directed at a level not exc 1.5 m above the starting point all as specified and directed.

Supply and spreading dry river sand in trenches for cushioning of cable 8 cm layer before laying the cable and 15cm thick layer after laying the cable. Note-Sand layer shall be paid for 18mm only after well pressed.

Supplying and laying dry bricks in trenches over under ground electric cable for mechanical protection with width equal to length of bricks with well burnt sub class ‘B’ old size bricks laid flat complete.

M & L for preparation of old painted surface of LT steel tubular electric pole including channel and clamps by removing all dirt, dust,etc and painting with two coat of synthetic aluminium paint over a coat of red oxide paint including making five strips of 30cm each upto 1.5 mtr above PCC pedal with two coats of black and white synthetic enamel paint including marking/numbering of pole number with transformer number by means of stencil complete all as directed by Engineer-in-Charge.

M & L for preparation of Painting to concrete surfaces of PCC LT poles old painted surface with two coats of synthetic enamel paint in 30cm strips alternate layers with black & white colour upto 1.5 mtr length from PCC padel for LT pole including applying two coats of aluminium paint over cross arms and clamps, marking/numbering of pole with transformer number by means of stencils complete all as specified and directed by Engr in Charge.

M & L for preparation of Painting to concrete surfaces of PCC/steel tubular street light poles old painted surface with two coats of synthetic enamel paint in 30cm strips alternate layers with black & yellow colour upto 1.5 mtr length from PCC padel including applying two coats of aluminium paint over cross arms and clamps, marking/ numbering of pole with transformer number by means of stencils complete all as specified and directed by Engr in Charge.

Supply & fixing in replacement of disc insulators porcelain vitreous 145mm height x 255 mm dia complete with hardware fittings ball & socket type Two-in-series assembly for tension with tension clamps for conductors for 11000 volt pressure. ISI marked.

Ditto all as per item No. 21 but single disc assembly, ISI marked.

Supply & fixing in replacement of pin type insulators porcelain including one GI steel spindle, two GI washers and one GI nut 100mm height 65mm dia for 1100 volt grade.ISI Marked

Ditto all as per item No. 23 but 150mm height x 150mm dia for 11000 volt grade, ISI marked

Supply & fixing in replacement of schackle insulators porcelain 75mm height and 90mm dia with GI fittings strap size 31x3mm, dia of bolt 12mm with nuts, bolts & washers for working pressure 1100 volt.

Supply & fixing in replacement of loop insulators vitreous porcelain large size with overall dimensions 90x140mm clearance of hole 25.50mm.

Supply & Errecting truelly vertical position steel tubular swaged poles in replacement of UNSV /Broken PCC poles complete with CI base plate, finial taper plug bolts, nuts & screws 9.0 mtr long type 410 SP-31 including painting of poles with 2 coats of approved aluminium paint over a coat of red oxide, making five strips of black and white paint from PCC of size 30cm thick, numbering of pole with black or white colour by means of stencils all as specified and directed by Engg-in-Charge.

Ditto all as per item No. 27 but 11.00 mtr long 410 SP-55 all as specified and directed by Engr-in-Charge.

Supply and fixing in replacement of Danger notice plate of 1.6mm thick MS sheet vitreous enamelled white with letters, figures and conventional skull and bones in signal Red colour and inclusive fixed with MS flat clamps 25x3mm 2 Nos, nuts, bolts for LT 440 volt of size 20x15cm

Supply and fixing in replacement of anti climbing device, spikes type, fabricated out of MS bars (round, square or flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the poles, spike welded to flat iron, including on primer coat, one under coat and two finishing coats of silver aluminium paint including preparation of surfaces.

Supply and fixing in replacement of unserviceable GI wire and supply and fixing GI wire 3.15mm dia for guarding from pole to pole.

Supply and fixing in replacement of LT heat shrinkable sleeves 19mm size 2mm thick made of silicon colour Red

Supply and fixing in replacement of LT heat shrinkable sleeves 19mm size 2mm thick made of silicon colour yellow

Supply and fixing in replacement of LT heat shrinkable sleeves 19mm size 2mm thick made of silicon colour blue

Supply and fixing in replacement of LT heat shrinkable sleeves 19mm size 2mm thick made of silicon colour black

Dismantling and Supply & fixing cross Arms, bracings, supports, clamps etc fabricated from steel including nuts, bolts, washers, welding, bending, drilling holes for bolts in any shape or size as directed inclusive of one primer coat, one under coat and one finishing coat of aluminium paint.

Supply and fixing in replacement of aluminium bolted tee connectors made out of Aluminium alloy for connecting Aluminium cable to Aluminium conductor on overhead lines all as specified and directed by Engr-in-Charge.

Isolate/de-energize the supply to the LT Panel Board of capacity ranging from 200 Amps to 2000 Amps, opening the doors/covers of the cubicle enclosure for carrying out the servicing/maintenance/repairs of the Panel Board, switch gear, metering etc and re-fixing the same in place after repairs including testing and commissioning of the panel board comprising of the following:- a) Cleaning the inside switch gear chambers for removing dust, carbon and rusted surfaces including cleaning with blower and apply insulating varnish. b) Check the condition of the DMC/SMC support insulators including cleaning applying Dr beck red for better IR values and replacement of insulators if required. c) Tightening up of all bus bar connections, cable connections, replace bolt, nuts wherever required. Note : Contractor has to inspect the site before quoting. Any modifications/frame work and renewal is deemed to be included in the quoted rates. Spares will be measured and paid under relevant items of schedule

S&F in repair mild steel hinges suitable for LT panel board shutters including welding, riveting complete all as specified and as directed.

Disconnecting and taking out old existing worn out control wiring connections including cable lugs of LT panel board of 4 wire system and supply and connect with new cable PVC insulated, stranded copper conductor 2.5 sqmm including with new copper lugs and nuts, bolts, washers complete all as specified and directed.

Taking down the existing defective LT UG cable of following size in trenches / pipes / pole for fault finding /attending the repair and repair the same all as specified and directed. (a) 6 sq mm 2/3/3.5/4 core upto 50 sqmm 3/3.5/4 core.Note-: (i) Excavation in trench also including under relevant item. (ii) If the existing cable become faulty and can not be useful, then cable/joint kit shall be provided by contractor as supply and fix . Retrived cable shall be handed over to contractor as schedule of credit.

Supply and lay LT PVC/XLPE insulated, armoured,heavy duty under ground electric cable with aluminium conductor, 1100 volts grade of following cross-sectional area including cable lugs, jointing materials etc, laid in trenches fixed on poles or laid through GI pipes including taking down old cable. Note-: (i) Excavation and earth work will be measured and paid seperately under relevant item. (ii) Sand & Brick to be safely / properly stagnated and reused as directed by Engr -in- Charge. (iii) Old U/S cable shall be the property of contractor and will be measured in Sch of credit. (a) 2 core 6 sq. mm

(b) 4 core 16 sq. mm

(c) 3.5 Core sec. area 25 sq. mm

(d) 3.5 Core sec. area 35 sq. mm

(f) 3.5 Core sec. area 50 sq. mm

(g) 3.5 Core sec. area 95 sq. mm

Supply and fix Copper Cable PVC Insulated 3 core 2.5 sq mm circular

Supply and fix Copper Cable PVC Insulated 3 core 2.5 sq mm circular

M & L for earthing complete with galvanised steel earth plate electrode 600 X 600 X 6 mm thick buried directly in ground (earth pit not less than 2.25M deep below ground level) with top edge of the plate not less that 1.5M below normal grouond level connected to GI earth wire 4 mm dia by means of nuts, bolts, check nuts, washers of galvanised iron or steel all as shown in electrical plate No 03 of SSR Part-I connected to earthing test point / DB including excavation / earth work in any type of strata, removal of surplus earth, GI pipe for watering pipe with and funnel, PCC 1:3:6 Type C-1 chamber with 40 mm thick RCC 1:2:4 type B-1 in cover slab with TMT bars @ 150 mm c/c both way with GI protection pipe complete all as specified and directed by Engineer-in-Charge.

M & L for earthing with galvanised steel earth plate electrode 600x600x6mm thick buried directly in ground earth pit not less than 2.25M deep below ground level with top edge of the plate not less than 1.5M below normal ground level connected to galvanised strip 32x6mm by means of nuts, bolts, checknuts, washers of galvanised iron or steel all as shown in electrical plate No. 3 of SSR Part I connected to earthing test point including excavation/ earth work in any strata removal of surplus earth, GI pipe for watering and funnel, PCC 1:3:6 type C1 chamber with RCC 1:2:4 type B1 in cover slab with 40mm dia light grade GI protection pipe and 20mm dia light grade GI pipe for watering all as specified and directed by Eng-in-charge.

M & L for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc as required 25X4 mm dia galvanised iron strip.

M & L for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc as required 4 mm dia galvanised iron or steel wire.

M&L for earth testing, identifying the earthings in system and recording the results on indicator board and producing three copies of test sheet duly signed by Contractor/ JE/ AGE E/M all as directed by Eng-in-charge. Note :- (i) Cost of labour and tools required for testing is deemed to be included in quoted rates.

M & L for Surface excavation not exceding 30 cm deep in hard dense soil and averaging 15 cm deep and getting out green vegetation, roots, bushes, etc surrounding of 2 / 4 / 6 pole structure / substations / Panels all as directed by Engr-in- charge.

M&L for hard core of broken stone or boulders of gauge n. exc. 63 mm, deposited, spread and leveled in layers n. exc. 15 cm thick, watered and rammed to a true surface.

Supply only HT fuse element 11 KV fibre glass type suitable for folloiwng :- (a) 11 KV 60 Amps

M/S RAJ ENGINEERS

M/S S K Electricals Regd

R K BUILDERS