REPAIR AND MAINT OF HT INSTALLATION AND CONNECTED WORKS UNDER GE JORHAT

Specific Note: (a) Work shall be executed by the authorised service mechanic/Engineer high skilled as approved by AGE/GE,to fter satisfacterily completion of servicing of HT Equipments. If any fault occurs upto completion of contract peried should be attended by concerned rep within stripulated time frame without any failure , quoted rates is deemed to be included all such charges. (b) If any HT Equipment and connected items become breakdown, the contractor shall loacate the problem/fault at site within 12 hours on intimation by JE/Engineer-In-Charge and ensure that the fault and rectified within 48 Hours , failing which an amount of Rs 200 /- per hour will be recovered as penal recovery from any payment due to contractor after expiry of 48 hours.)

Dismantling insulators of any type and any size from HT 2/4 pole structures/pole after taking proper electric shut down from Engg in Charge complete all as specified and as directed.

S & F Pin type, porcelain, vitreous, white, brown or green insulator including one 19 mm dia galvanized mild steel spindle, two galvanized iron washers and one galvanized iron nut, 150mm height, 150mm dia with top groove suitable for 11000 volts grade after taking proper electric shut down from Engg in Charge and restored electric supply after completion of each job and maintaining their record complete all as specified and directed.

S & F Disc type insulator, porcelain, vitreous 145mm high and 255mm dia ball and socket type, white, brown or green,two in series assembly for tension with tension GI clamps, Nuts, Bolts and washer etc suitable for working pressure 11000 volts grade after taking proper electric shut down from Engg in Charge and restored electric supply after completion of each job and maintaining their record complete all as specified and directed.

Dismantling cross arms of mild steel channel or angle sections etc. complete and removing unserviceable materials from site(s) complete all as specified and directed.

M & L for Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed including two coats of aluminium paint over a coat of red oxide zinc chrome primer including preparation of surfaces complete all as specified & as directed.

M&L for Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure etc complete all as specified and directed.

S&F for 100 / 110 mm dia HDPE pipe, PN-10 for cable protection on pole/wall/floor or in trenches and drain /culvert etc. complete with necessary clamp, nuts, bolts, washers, sockets complete all as specified and directed.

M&L in replacement for Danger notice plate of 1.6mm thick mild steel sheet, vitreous enameled white in 11000 volts, with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT, 25 x 20 cm size complete all as specified and directed.

M & L in replacement for switches air break switch, gang operated, triple pole, 11000 Volts grade and current rating up to 400 Amps, mechanically operated, mounted on insulator of size 150 mm dia and 150 mm hight and steel frame with operating mechanism worked from ground level having 3 Nos 11KV Post Insulators per phase with locking arrangements etc. and equipment shall be conforming to IS 9921 (Part I to V) including necessary electrical connections after taking down the old unserviceable GOD switches with all parts complete all as specified and as directed.