REPAIR/MAINTENANCE OF EXTERNAL ELECTRIC SUPPLY WORKS, STREET LIGHT FITTINGS AND OTHER CONNECTED ITEMS OF RR UNITS OF 4RR AND 10RR UNDER AGE (I) BHALRA

Amount

Excavating in trenches, not exceeding 1.5metre wide and not exceeding 1.5metre depth for foundation, etc., and getting out in any type of soil, complete all as specified and directed.

All as per item No 1 above but hard surfaces such as in road cutting / hard standing etc including making good disturbed surfaces to match with original complete all as directed.

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

Removing excavated soils to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Material and Labour for sand cushioning to underground cables using new dry river sand laid in trenches 8cm thick below the cable and 15cm thick above the cable after laying and stretching the cable complete, punned to 18cm, complete all as specified and directed Note : Punned thickness of 18cms shall be measured for payment.

Supply and laying brick covering with width equal to length of bricks as mechanical protection to underground cable using old size sub class 'B' bricks, laid flat size 230mm x 115mm x 75 mm with width of brick perpendicular to length of cable, all as specified and directed.

Laying only serviceable bricks as mechanical protection to underground cable with width equal to length of bricks, width of brick perpendicular to length of cable, all as specified and as directed.

Material and labour for Cement concrete type D-2, 1:4:8 (using 40mm graded crushed stone aggregate) as in foundation filling and mass concrete, complete all as specified and directed.

Material and labour for Cement concrete type C-2 1:3:6 (using 40mm graded crushed stone aggregate) as in foundation filling and mass concrete, complete all as specified and directed.

Material and labour for Cement concrete type B-1 1:2:4 (using 20mm graded crushed stone aggregate) as in coping of poles, complete all as specified and directed.

Supply and fixing of steel tubular swaged poles type 410 SP-31 (9.0 mtr long) conforming to IS : 2713 Part-I to III 1980, complete with 6 mm thick mild steel base plate, finial taper plug, MS bolts, nuts, screws including painting upto 1.5metre above PCC coping in black and white strips 05 Nos of 30cms each starting from the bottom of the pole and two coats epoxy based paint aluminium grade finish to the remaining external surface over one coat of primer complete including taking down old unserviceable Pole all as specified and directed.

Material and labour for Cross arm bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, drilling holes for bolts, in any shape or size as indicated or directed and also inclusive of two coats of aluminium paint over one coat of red oxide primer including dismantling / taking down old unserviceable structural steel all as specified and as directed.

Supply and fixing in replacement of Pin type porcelain in replacement, vitreous white, brown or green insulator including one galvanized mild steel spindle, two galvanized iron washers and one galvanized iron nut, 100mm height, 65mm dia for 1100 volt complete all as specified and directed.

Supply and fixing in replacement of Shackle type insulator porcelain vitreous white, brown or green including galvanised M.S. straps 31 x 5mm size, 75mm height, 90mm dia including galvanised mild steel straps, nut, bolts washers complete for 1100 volts grade insulator complete all as specified and directed.

Supply and fixing in replacement of Aluminium conductor steel reinforced (ACSR) including binding to insulator with suitable size of binding wire and size of conductor Weasel (6/1 x 2.59 mm), Squirrel (6/1 x 2.11mm) or Ferret (6/1 x 3.00 mm), complete all as specified and as directed.

Restringing / Restretching / Tightening of old ACSR conductor of any size and make on HT / LT Poles by disconnecting and removing from insulators including providing necessary binding wire and jumpering after proper stringing all as directed. (Note:The unit of measurement is 'SPAN' i.e. distance covered between two poles).

Supply and fixing of stay assembly using stay rod of 16mm dia complete accessories as shown in Electrical Plate No 1 of SSR 2009 Part-I such as loop type insulator, porcelain, vitreous white/ brown or green, large size with overall dimensions 90 x 140mm clearance of hole 16mm, stay wire of size 7/4mm etc., including taking down old, complete all as specified and directed. Note: Excavation and concrete shall be measured and paid separately.

Supply and fixing of loop type insulator vitreous porcelain, white, brown or green small size with overall dimensions 65x90mm, clearance of hole 16mm, complete all as specified and directed.

Supply and fixing in replacement of galavanised stay strand with wire of size 7/4.00mm all as required at site or shown in electrical plate No. 1, complete all as specified and as directed.

Material and labour for painting of steel tubular pole any type with cross arms with one coat of aluminium paint after preparation of surfaces of pole / cross arms by scrapping of old paint, cleaning of all rusted surface and painting upto 1.5metre above PCC coping in black and white strips 05 Nos of 30cms each starting from the bottom of the pole and two coats epoxy based paint aluminium grade finish to the remaining external surface of pole and cross arms structure over one coat of primer and marking of MES No complete all as specified and directed.

Supply and fixing of danger notice plate of size 20 x 15 cm, made of 1.6 mm thick mild steel sheet, vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with and including mild steel clamps, bolts and nuts of approved size for LT poles, complete all as specified..

Supply and fixing in replacement of MCCB 200 Amps, breaking capacity 36 KA, FP, 415V (adjustable thermal and magnetic release), complete all as specified and directed.

Supply and fixing in replacement of MCCB 160 Amps, breaking capacity 16 KA, FP, 415V (adjustable thermal and magnetic release), complete all as specified and directed.

Supply and fixing in replacement of MCCB 63 Amps, breaking capacity 16 KA, TP, 415V (adjustable thermal and magnetic release), complete all as specified and directed.

Supply and fixing in replacement of MCCB 100 Amps, breaking capacity 16 KA, FP, 415V (adjustable thermal and magnetic release), complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 120 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 95 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 70 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 50 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 35 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Supply and fixing of Aluminium cable lugs (connectors) for fixing/tightening of electric cable 25 Sqmm alonwith nuts and bolts, complete all as specified and directed.

Cutting and trimming of trees and branches to clear the over head line in the arc of HT/LT over head line feeders and removal of the trimmed branches of trees complete all as specified and directed. Notes : 1. Any ACSR conductor damaged during the cuttings of trees / branches shall be repaired and jointed / fixed by the contractor, to the entire satisfaction of Engr-in-Charge, without any extra cost and nothing extra shall be admissible from the department on this account what-so-ever. 2. The cutting / trimming of tree branches shall be done to at least 2.00 metre radius of OH line. 3. The unit of measurement is 'SPAN' i.e. distance covered between two poles.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 10 Sqmm 2 core on wall including taking down old cable, complete all as specified and directed.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 16 Sqmm 4 core on wall including taking down old cable, complete all as specified and directed.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 35 Sqmm 3.5 core on wall including taking down old cable, complete all as specified and directed.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 50 Sqmm 43.5 core on wall including taking down old cable, complete all as specified and directed.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 70 Sqmm 3.5 core on wall including taking down old cable, complete all as specified and directed.

Supply, laying and testing of XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked cross sectional area 95 Sqmm 3.5 core on wall including taking down old cable, complete all as specified and directed.

Supply and fixing in replacement of LED street light 50 Watt, 230V, AC, new generation energy saving and environmental friendly long life, outdoor type with high pressure die sast aluminium hosing heat resistance complete with driver, lamp, bracket with impact and corrosion resistance including thermal management in multipale optics complete with IP 65/66 protection device, complete all as specified and directed.

Material and labour for pole mounting bracket made out of medium grade GI pipe of 40mm dia, bent to 600 required shape of length 1.5 mtr with two No's of flat iron clamps made out of 32 x 6mm with 12mm dia bolts, nuts & washers duly painted with aluminium paint over a coat of primer including taking down old unserviceable brackets all as specified and directed.

Supply and fixing in replacement of PVC insulated copper conductor 2.5 Sqmm for connecting Street Light fitting to DB passing into the pole complete all as specified and as directed.

Material & Labour for earthing with galvanised steel earth plate electrode of size 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the galvanised earth lead by means of bolts, nuts check nuts and washers of galvanised iron wire of size 4 mm dia as earthing lead as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 type C-1 using 20mm graded stone aggregate pit, funnel, 20mm dia GI medium grade watering pipe, 40mm dia GI medium grade earth lead protection pipe and pre-cast earth pit cover made of RCC (1:1.5:3) type A1 duly reinforced with 8mm dia TMT bar @150 c/c both ways, one lifting handle made of 10mm dia TMT bar embedded in cover slab and cover, wire, copper lugs etc mesh, chorcoal and common salt in alternate layer of 15cm thick complete all as specified and directed.

M & L Earthing for poles and other machinery/eqpt using GI strip as earth lead and MS galvanized steel earth plate electrode 60cmx60cmx 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate is not less than 1.5 mtr below normal ground level connected to galvanized iron strips 32x6mm as earthing lead with GI pipe, nuts, bolts and washers complete upto and including test point made out of 40x3mm GI flat, PCC pit of required size in PCC 1:2:4 type B1 and RCC cover with frame, charcoal, common salt15cm at round the earth plate watering pipe 20mm med grade/galvanized and 40mm dia GI pipe light grade for GI strip protected steel with funnel all as shown in electrical plate No 3 of SSR Part-I 2009, complete all as specified and directed.

M/S MAHALUXMI BUILDERS (BID ID -3264038)

SWASTIK TRADERS (BID ID -3264951)

A S CONSTRUCTION (BID ID -3265099)

M/S Builders Indias (BID ID -3264411)

SINGH CONST CO (BID ID -3262670)