supply installation and commissioning of 07 nos 20 meter led high mast lighting system at various location of 4x210mw chp i1x500mw chp 1x20mw bhps hydel and for sgtps colony premises at sgtps birsinghpur , supply part 20 mtr. high mast with all other accessories for 07 set , 20 mtr. high mast for 44m/sec. wind speed along with head frame, luminaries carriage suitable for min. 9 luminaries in symmetrical arrangement and other accessories. , raising & lowering system comprising double drum winch, 6 mm diameter ss wire rope, tailing cable, connector, inegral power tool motor, manual handle, junction box, lighting finial. , foundation bolts with nuts of ss material washers anchor plate. , flood light led – 350 watt. , led type single dome aviation obstruction light. , outdoor & weather proof enclosure with 32a tpn mcb incomer, single dial time switch, 25a tp contractor for automatic switching of luminaries, power tool control raise lower push button, all terminal blocks required for the cable termination , installation part (including civil work) ( total comprehensive 07 job) , construction of shallow foundation with m20 grade concrete for the high mast considering the safe soil bearing capacity at site as 10t/sq. mtr. at 2 mtr. depths nos. with all materials and labour. , erection of the high mast with the help of suitable tools and plants wiring of luminaries with all material like pvc sheathed flexible cable of suitable copper conductor cores of 1.5 sq. mtr. lugs, mcb and all labour charges along with all cable laying work required for successfully execution of work. , earthing ofhigh mast with 2.5 mtr. long 40mm dia gi pipe including connection to high mast earth terminal with 25x3 mm gi with all material and labours (02 nos. per mast required) , installation of the mast feeder pillar by grouting the stand in concrete.