NIT NO.21, ITEM NO.07 (2020-21)WW-II

Supply of 16 Meter high mast LED light system with its all accessories as per technical structure. The details mentioned in the NIT BOQ at S.No.1

Designing & casting of suitable open raft type RCC shallow foundation with 20 grade concert for high as per recommendation of the manufacture adopting the safe soil bearing capacity of site at 10 T/sq. mtr at 2 Mtr below FGL including positioning of suitable foundation steel nut-bolts washer, Pdg. straightening cutting, bending rings strictly as per bar bending schedule & drawing complete as PVC pipe of 90mm dia for cable entry as desired level i/c supplying and casting. The foundation will be designed as IS-456, 875 and as per direction of engineer-in-charge.

Providing/Fixing of 200 Watt LEDflood light luminaries in the carriage lantern of high mast. Make: Crompton/Bajaj/Havells

SITC of integral LED aviation light fitting comprising of aluminum housing with polycarbonate enclosure and LED’s complete as reqd.

SITC of outdoor stand mounted feeder pillar 3 PH, 415 Volts.± 12.5% Rating of the Motor suitable to the design with control & torque limiting protection Single speed or Variable speed. Photoelectric light sensitive and astronomical ON OFF timers to switch for automatic controlling the lights at predetermined time and as per ambient lighting level and other accessories with protection and suitable arrangement to raise or lower the lantern carriage. Made of minimum 14SWG CRCA sheet metal with 32 A TPN MCB incomer, single dial time switch, 45 A TP contractor for automatic switching of luminaries power tool control with 2 nos. 9 A contactors and raise lower push button, incoming 35 sq mm and outgoing 16 & 205 sq. mm terminal.

Supplying of XLPE aluminum conductor armored cable as per ISI codes 7098: PT 1: 1998 in the existing pipe as reqd. (a) 4 x 25 sq. mm from pole to main supply & panel make: Grandlay

Laying of 35 sq. mm PVC insulated and PVC Sheathed / XLPE power cable of 1.1 KV grade of following size direct in ground including excavation, sand cushioning protective covering and refilling the trench etc. as reqd.

Earthing with GI earth pipe 4.5 mtr. long 40mm dia i/c accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal and salt as reqd. The job also includes three Nos. Earthing terminals using 12 mm. diameter stainless steel bolt shall be provided at a convenient location on the base of the mast, one exclusively for the lightning conductor & other two for earthing the mast as per IS:3043-1987.

Installation of the high mast pole with help of crane & heavy duty manual labour at site on RCC foundation, installation of electric panel by grouting with foundation bolt. The job also includes fixing and making connections between electrical equipment’s and testing the complete electrical equipment on load etc.

GOGIA BROTHERS

ztp corporation

HARI ELECTRICAL CO.

DEV ENGINEERS

SHREE KRISHANA ENGINEERING

HYDROCON ENGINEERS

Gupta Brothers