Replacement Rusted G.I. Strip of substation and lightening arrestor at different locations of KOCP under Hazaribagh Area.

Amount

Erection of metallic pole of following length in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required

Providing and laying in position specified grade of reinforced cement concrete,excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

12 mm cement plaster finished with a floating coat of neat cement of 1:4 (1 cement: 4 fine sand)

Dismantaling and installation of AB Switch with jumpering and cable mounting

Supply and fixing of lighting arrestor ( Station type)

Supplying and erection pit of minimum bore dia 150mm size, approved make safe earthing electrod consisting pipe-in-pipe technology as per IS 3043-1987 made of corrosion free G.I pipes with constant ohmic valve surrounded by highly conductive compound with high charge dissipation suitable for effective and maintenance free earthing as per mentioned below: with 3 Mtr G.I pipes having 200-250 micron galvanizing connection terminal dia of 12mm in nominal soil with 50 KG (Two bag) back fitting compound.

Providing and fixing of Post Insulator

Cost of Single core Alluminium Conductor conductor for earth wire 16 sq. Mm

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 4 wire over head line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint as required .

Erection of angle iron/ channel iron cross arm on wood/ RCC/ PCC/ steel tubular/ rail pole etc. as required.

Providing and laying G.I. tape 32 mm X 6 mm from earth electrode directly in ground as required.

clamps. Bolts, nutsetc

Supply & Fixing of Nuts & Bolts

Total impact of GST for the purpose of CTC

M/s Achal Electricals (BID ID -1111928)