carriage of 245kv sf-6 circuit breaker from 220kv s / s azamgarh to 220kv s / s jaunpur and its erection at 220kv s / s jaunpur carriage of 245kv sf-6 circuit breaker from 220kv s / s azamgarh to 220kv s / s jaunpur and its erection at 220kv s / s jaunpur , dismantling of old and outlived defective frequently problem observed 245 kv sf6 gascircuit breaker, cgl make type pneumaticofhv side bay of 160 mva t / f –i by disconnecting a.c., d.c.supply and opening of nutbolts, jumpers, cable connection, earthing and opening of all linkages of poles along with copper pipe line of sf6 gas, vertical frame and mechanism housing for all three poles safely and its shifting to the place / store site as instructed by supervising engineer with the help of crane. , erection of new 245 kv alstom make sf6 gas cb on hv side bay of 160 mva t / f –i with utmost care. the work includes carriage of cb from store to working site and unpacking of all the three poles from crates safely, fixing of supporting structure. after opening the protection cover fixing of interrupting units on the structure as per drawing & as per instruction given by engineer incharge , connection of all mechanical linkages gas pipe line, to complete the job. the work also include wiring of control cable between marshalling box and each phase mechanism for proper closing and tripping of 220 kvsf6 cb in local and remote mode, earthing along with painting of 50x6 mm ms flat & connections of all jumpers, clamps etc.to complete the erection work satisfactorily. , loading of 245 kv sf-6 cb with accessories on suitable capacity / size truck arranged by the contractor with the help of suitable capacity crane from the site at 220 k.v. s / s azamgarh with all due care safety and precautions. , safe carriage of 245 kv sf-6 cb with accessories suitable capacity / size truck arranged by the contractor from 220 k.v. s / s azamgarh to 220 kv s / s jaunpur ( distance approx. 80 km. ) , with all due care, safety and precautions. , unloading of 245 kv sf-6 cb with accessoriesfrom suitable capacity / size truckat working site of 220 k.v. sub station jaunpur with the help of suitable capacity crane with all due care safety and precautions. , insurance of materials shall be done by contractor before the start of carriage work. however cost of insurance shall be rembursed to the contractor on actual basis after submission of original insurance document, after successful completion of work.