Supply and installation of 12 nos of lightening conductor to be installed at Ara DAV School, Ara Kanta sub station, and maintenance of 04 nos lightening conductor installed at Dumerbera substation by changing Insulator and replacing GI Strip.

Amount

Supply & fixing of copper Unarmoured cable single core 1100V grade 16 sqmm for earth connection.

Supply & fixing of copper Tubular Lug 16 sqmm for eartg connection.

Supply & fixing of 18.4KV rated, support Insulator 65 mm dia and 50 mm long

Supply & fixing of PVC Flexible Electrical conduit of 6-7 mm inner diameter size.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m 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 50 m.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand)

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 : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III): 3 graded stone aggregate 20 mm nominal size)

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo-Mechanically Treated bars of grade Fe-500D or more

Cement plaster skirting up to 30 cm height, with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement.

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 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.Above 10.00 metre and upto 12.00 metre

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required

Supply of 6 SWG G.I Wire for overhead fencing.

Supply & fixing of D'iron clamp (7x5 inch)

Supply & fixing of copper material,Tripod lightnining conductor 30 inch x 25 mm x 50 mm

Total impact of GST for the purpose of CTC

M.k. Traders

Maa Enterprises