bids are invited for fabrication and construction of copper plate earthing details of electrodes and earth pit at air north zone, rajasthan , providing and fixing of 375x38x6mm copper bus bar 01no at each site with insulators and steel nut bolts and the fixing of copper bus bar is to be done to terminate the different earthing system , laying of 25x3mm copper strips from individual earthing to transmitter hall, lt panel and earthing bus bar termination by digging the soil 6inches deep and placing the copper strip along the trenches , installation of 100w fm transmitter and accessories as per layout plan with due care and consultation with engineer incharge or i.o at site , interconnecting equipment wiring of transmitter units, power supply, c band equipments as per lay out plan of p and d unit wiring drawing including as per details 13 sites