Maintenance of earth pits like painting, numbering, cleaning, watering, and filling of salt and charcoal mixture (to improve soil condition and efficiency of the earthing system) changing of G.l. strips and G.l. bolts wherever needed

Amount

Providing Salt to improve soil condition and efficiency of the earthing system

Providing charcoal to improve soil condition and efficiency of the earthing system

Providing 600 mm X 600 mm X 6 mm thick G.l. plate. For earthpit value noting in Generators and weighbridges

Providing G.I. nuts and through bolts with washer changing of rusted nut bolts of existing earth pits

Finishing walls with water proofing cement paint of required shade: Old work (one or more coats @ 2.20 kg/10 sqm) complete. (0.40 X 0.40)X5X70)=56 SQ M +(0.36 X 70)=25.2-81.2 SQM

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade Two or more coats on new work(0.40 X 0.40)X5X70)=56 SQ M +(0.36 X 70)=25.2-81.2 SQM

Providingand fixing 25mmX5mm G.l.strip in 40mm dia G.l.pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re- filling etc.as required.

Providing and fixing 4.00 mm dia copperwire on surface or in recess for loop earthing along with existing surface/recessed conduit/submain wiring/cable as required.for running weighbridges internal earth continuity wire

Providing and fixing earth bus of 50mmX5mm copper strip on surface for connections etc.as required.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Fencing with RCC post placed at required distance, embedded in CC blocks, provided with horizontal lines &2 diagonals of barbed wire. With G.I. barbed wire.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m. All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level: 1:3:6 (1 Cement: 3 coarse sand: 6 graded stone aggregate 40mm nominal size)

Fixing Charge of 15% item no 1,2,3&4

Total impact of GST for the purpose of CTC