Repair and maintenance of 11 kV overhead line with replacement of Damaged and defective poles and associated spares from SDOCM substation to river side, 1 MVA transformer officer colony SDOCM, Turio colony and CISF barrack A company karipani

Amount

Erection of steel/tubular pole of length 10 Mtr. but not exceeding 12 Mtrs in cement conc. 1:3:6 (1 cement : 3 course sand : 6 graded stone aggrt. 40 mm nominal size) foundation incl. excv and refilling etc. as required.

Erection ACSR conductor of 7/3.35 mm dia meter to 7/3.35 mm dia meter including binding etc. as required sagging of Dog conductor

Supply and erection of disc insulator for 11KV overhead line with galvanized insulator, fitting ball and socket type and complete with galvanized stain clamps bolts nuts washers as required.

Erection of 11KV OH line with galvanized pin insulator complete with large steel head G.I pin nuts washers as required.

Supply and erection of galvanized stay set for 11 KV OH line complete with 19/20 mm dia x 1.8 mtr long stay rod anchor plate of size 45 cm x 45 cm x 7.5 mm thick, thimble, stay clamps, turn buckle (20mm x 600 mm), 7/4.00 mm dia G.I stay wire and 11 KV strain insulator etc 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

Supply and erection 11 KV cross bracing: Supplying and erection of a set cross bracing frame work for 11 KV OH line double pole structure having members fabricated out of 50 mm x 50 mm x 6 mm angle iron top from a rectangle of minimum size) 1400 mm width x 2500 mm height complete with 50 mm x 6mm MS flat clamps bolts nuts incl. drilling holes for insulator pins, bolts an nuts etc. and painting with primer and finish paint as required.

11 KV double pole 75 mm channel iron cross arm: supplying of two lengths of channel iron 75 mm x 40 mm x 5.7 kg/mtr. double pole cross arm for three wire 11 KV overhead line conductors complete with through bolts and nuts for clamping to the poles. 50 mm x 6 mm M.S flat welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arm together, incl. drilling holes for insulator pins/fittings, bolts and nuts etc. and painting with primer and finish paint as required. (6.5’ x 8 nos).

Supplying of channel iron 75 mm x 40 mm x 7.14 kg per mtr cross arm for 3 wire O/H line complete with clamps, bolts and nuts etc. including drilling holes for insulator pins, bolts and nuts etc and painting with primer and finish paints as required.

Repairing of GOAB, 11kV grade, 400Amp with complete hardware changing i.e. male female contact.

Supply and providing of GOAB 11kV grade, 400Amp with complete hardware changing i.e. male female contact.

Fitting of GOAB switch 400 Amp as per instruction.

Supply and erection of three piece non linear resistor type lighting arrestor suitable for 3 wire, 11 KV overhead line with rating voltage 9Kv (rms)with a nominal discharge current rating of 5 KA sand complete with galvanized clamping arrangement G.I. bolts, nuts, washer etc. as required.

Supply of 6 SGW GI for erathing continuity and cradling

Erection of 6 SGW GI for erathing continuity

Erection of cradle guard as required.

Testing, checking and Meggaring of 11 KV O/H line.

Clearing jungle including of uprooting vegetation grass bush wood tree & sapling of girth up to 30 cm measured at a height of 1 mtrs. Above ground level removal of rubbish up to distance of 50 mtrs. Outside periphery of the area cleared.

Dismantling of pole/ street light standard/ strut embedded in cement concrete foundation etc as required.

Dismantling of 11 KV O/H line comprising ofaluminium O/H conductor, G.I. wire, cross arm, insulator etc. as required.

Painting (two or more coats ) on rain water , soil, waste and vent pipes and fitting with black anticorrosive bitumastic paint of approved brand manufacture, over and including a priming and ready mixed zinc chromate yellow primer on new work : 11 mtr x 86 pole = 946 mtr

Painting (two or more coats ) on rain water , soil, waste and vent pipes and fitting with black anticorrosive bitumastic paint of approved brand manufacture and required colour over a priming coat of approved steel primer on new work 11 Mtr x 43 pole = 473 Mtr

Transporting of tubular pole of height 11 Mtr.

Total impact of GST for the purpose of CTC

M/S R.N. ELECTRICAL WORKS

M/S ANUPAMA ELECTRICAL WORKS