STANDARDISATION OF TRANSFORMER STRUCTURES (FENCING) AT VARIOUS LOCATIONS under ES Nedumkandam

Providing Transformer fencing to a height of 1.8 m above ground level using MS Angle frames of size ISA 50x50x6mm for outer frame, 2 runs of 40 x 6 MS flat for horizondal brasing and grills with MS rods 8 mm Dia @ 10cm c/c for verticals, providing gate with locking arrangements, providing danger board & name board, embeding the legs in cement concrete 1:2:4, footing of size 30cmx30cmx50cm, painting with synthetic enamel paint two coats over one coat of iron primer etc complete, incl cost of transportation

Cleaning and levelling of transformer yard/RMU, spreading 40 mm broken stone in yard for a thickness of 10 cm above bed of 10 cm thick 6 mm broken stone, after constructing a curb wall of height 20cm above ground and 10cm below level including cost of all materials and charges for conveying, spreading, consolidating etc.

Providing one Earth using GI earth pipe of size 38.1mm dia, 2.5m length including digging separate pit (0.45x0.45x2.5m) at a minimum distance of 1.5m away from the pole/structure and maintaining standard distance between different earth pipes in ordinary soil & backfilling.