tender for dismantling of old 145kv pt and erection of new 145kv pt at 132kv sub-station, shatrughanpur under etd-i, gorakhpur., 1 dismantling of old 145 kv potential transformer of 132 kv main bus. the work includes opening of jumpers, disconnecting earthing flates and cable termination, opening of base nuts & bolts etc. shifting of 145kv pt with the help of crane to ground and then to s/s store with proper stacking. 2 erection of new 145kv potential transformer at 132kv main bus. the work includes shifting of new pt from s/s store to work site and erection of the same on the existing structure with the help of the crane. modification of existing base if required, shall be included in the scope of the work proper earthing with ms flats. the work also includes connection of jumpers with proper tightening of clamps and connectors. 3 laying of 4*2.5 sqmm size control cablebetween 132 kv pt jb switchyard to 132 kvbus transfer panel inside trench by opening cable trench covers and after laying control cable, cable trenchcover placed at existing place in supervision of je in cable trench cable dressing with tie each 1 meter ( tie provided by contractor his own cost.)