bids are invited for tracing the dc earthing of the 132kv s/s kirawali, agra with the help of latest equipment like dc earth fault locator (by injecting high frequency in dc circuit) & skilled technician, experienced engincer the job includes opening the defective cables at both end removing defective core of cable, refitting the cable in the cable gland etc as per site condition but excluding replacement of control cable more than 20 mtr. long but replacing the control cable if defective cable is less then 20 mtr. to be replaced by the contractor at is own cost for attending the dc ground leakage. work also includes extraction of unused de control cable from trenchesnote:- cable shall be provided by the department free of cost as per actual consumption.