Special Repair / Replacement of Existing HT Overhead Line Into HT UG Cable at DCA Phase-III to Phase-IV Under GE (South) Bangalore

Amount

Dismantling the cross arms of MS channel or angle section etc. from electric poles etc. complete all as directed.

Dismantling of HT, ACSR conductor of any size from electric pole etc. complete all as directed.

Dismantling of concrete pole / struts of any size, after removing the ACSR Conductor (HT) including pedestal foundation and removing from the site and making good the disturbed surfaces complete all as directed.

Excavation in trenches Not exceeding 1.5 M wide and Not exceeding 1.5 M in depth, for foundation, etc or for shafts, walls, cesspits, manholes, pier holes, etc. and getting out in hard / dense soil, complete all as directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 250 mm in any type of soil complete all as directed.

Removing excavated material to a distance Not exceeding 50 M and depositing where directed at a level Not exceeding 1.50 M above the starting point in any type of soil, complete all as directed.

Reinforced precast concrete cable cover, class HV, type-I, flat, size 300 x 180 x 40 mm complete all as directed.

River sand including cleaning, spreading, levelling, punning for laying as in cushioning of cables complete all as directed. Note:- For purpose of payment punned thickness only will be measured.

PCC (1:4:8) type D2 by using 40 mm graded stone aggregate as in mass concrete for sub base of poles / panels, repair to road surface etc. complete all as directed.

PCC 1:2:4 type B-1 using 20 mm graded stone aggregate as in pole coping, parapets and similar items like that, including weathering, slightly rounded or chamfered angles and throating and necessary form work complete all as directed.

GI tube "light grade" 80 mm dia, as in cable protection in trenches / walls, ceiling, floors etc. complete all as directed.

Supply, Laying, Testing and Commissioning of Cable, XLPE insulated screened, PVC bedded, galvanized steel strip or wire armored, heavy duty with stranded aluminum conductor, 11000 Volt grade, of size 3 core, 95 Sqmm complete all as directed.

Anti Climbing devices, comprising 2.24 mm dia galvanished steel 2 strand barbed wire with 2 mm dia barbs wrapped spirally around the poles, to a length of 0.5 to 1 metre clamped and properly secured complete all as directed. Note:- Clamp will be measured saperately.

Mild steel members, consisting Cross arms, bracing, support, clamps and back plates fabricated from MS structural steel section viz channel, angle, flats and plates, including MS nuts, bolts, washers, welding, bending, cold or hot drilling, holes drilled for bolts in any shape and size as indicated or directed including painting with two coats of aluminium paint over one coat of primer complete all as directed.

Danger notice plate, made out of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters figures and convensional skull and bone sign in red colour and fixed with MS clamps bolts and nuts of approved size, for HT 250 x 200 mm size complete all as directed.

Supply, install, testing and commissioning of air break switch of 11 KV tripple pole gang operated vertical type three insulator per pole on steel frame with operating mechanism to be operated from the ground level of current rating 200 A complete with operating rod, GI pipe handle, locking arrangement and one number of lever neutral link complete all as directed

Expulsion fuses single pole, HT, 11000 Volts grade, upto 25 Amps capacity (drop out fuse unite) complete all as directed.

Lightning arrestor, HT, expulsion type complete with all fittings, transmission class suitable for 11 KV with discharge capacity 65 KA complete all as directed.

ACSR Conductor, Weasel of size 3 of 6/1 x 2.5 Sqmm, single steel reinforced stretching properly on insulators and binding with aluminum binding wire of size 14 SWG jumpers etc. for HT / LT OH lines connections complete all as directed.

Disc type insulator, porcelain, vitreous, white or brown / green disc 145 mm height, 255 mm dia ball and socket single disc assembly type for conductors, working pressure 11000 Volt grade including nut and bolts etc. complete all as directed.

Cable jointing kit for 11 KV grade cable ends, outdoor type (earthed), heat shrinkable type complete with all necessary jointing material and accessories suitable for XLPE armoured cable, of size 3 core, 95 sqmm complete all as directed.

All as per Item No. 21 above but Indoor Type.

Earthing complete with galvanised steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (Earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connecting with steel GI strip 32 x 6 mm as earthing lead by means of bolt nut check nuts and washers including PCC pit with 1:2:4 type B-1 using 20 mm graded stone aggregate and frame cover of angle iron 25 x 25 x 6 mm, MS sheet 3 mm thick and handle of 6 mm dia MS bar made to shape, GI medium grade 40 mm bore pipe for watering common salt chorcoal funnel wiremesh earth work in any type of soil returning filling in and removal of soil to a distance n.exc 50 mtr including earth test point and making connections testing on completion all as per electric plate No 3 of SSR Part-I, complete all as directed.

B M Electricals

Shiva Shakthi Electrical Enterprises

SREE VARU ELECTRICALS