Erection of Poles and drawing OH lines at Jarangdih Colliery.

Amount

Maintenance less Earth resistance of Chemical ratty pit earth resistance of latest techonolgy for sandy region. (i) Safe earthing electrode having two custom made G.I. tubes (galvanized 80 microns, minimum) one side the other of length 2 Mtr. (outer dia 80 mm) filled the conductor rich crystalline mixture (CCM) = 01 No. x 11932.00= 11932.00 (ii) Back fill compound bag of 25 kg each = 2 bag x 1708 = 3416.00 (iii) Installation charge 01 No. x 700 = 700.00 (iv) Brick work with common burnt clay R.P.S (None Modules) (Bricks of class designation 7.5 in foundation and plinth in cement mortar (1:6) 1 cement: 6 coarse Sand = 01 No. = 0.4 cum x 4505.11 = 1802.00 Total (11932.00 + 3416.00 + 700.00 + 1802.00) Total = 17850.00 (01 No.)

Cost of lightening Arrestors / Lightening Conductor, Make of 19 mm Copper Bar with tripped on top 01 - meter length.

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

Erection of steel tubular or rail pole strut in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling and secured with holding clamps, bolts, nuts, etc. as required.

Supplying & erection of stay set complete (galvanized) with 19/20 mm dia x 1.8 meters long stay rod, anchor plate of size 45 cm x 45 cm x 7.5 mm, thimble, stay clamps, turn buckle (20 mm x 60cm), 7/4.00 mm dia G.I stay wire and strain insulator etc in cement concrete 1:3:6 (1 cement : 3 oarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling as required.

Supplying & erection of 11 KV disc insulator for 11 KV over head lines with galvanized insulator fittings, ball socket type and complete with galvanized strain clamps, bolts, nuts washers etc as required.

Supply and erection of 11 KV pin insulator complete with large steel head G.I pin, nuts, washers etc as required

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) pole top bracket/ cross arm for single 11 KV over head line conductor complete with 50 mm X 6mm flat iron clamp, bolts, nuts and washers including drilling holes for insulator pins, bolts and nuts etc and painting with primer and finish paint as required.

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for two 11 KV over head line conductors complete with 50 mm X 50 mm X 6 mm (angle iron bracket welded to the channel iron and complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins,bolts, nuts and washers etc (as per drawing) and painting with primer and finish paint as required.

Supplying of 50 mm X 8 mm M.S. flat iron pole top bracket/ cross arm for single 11/22/33 KV over head line conductor complete with fixing clamps, bolts, nuts and washers drilling holes for insulator pins, bolts and nuts etc and painting with primer and finish paint as required.

Supplying and erection of a set of cross bracing FRLSame work for 11 KV over head line double pole structure having four members fabricated out of 50 mm X 50 mm X 6 mm angle iron to form a rectangle of minimum size 1400 mm width X 2500 mm height, complete with 50 mm X 6mm M.S. flat iron clamps, bolts and nuts including drilling holes for insulator pins, bolts and nuts etc (as per drawing) and painting with primer and finish paint as required.

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 mm diameter including binding etc. as required (7 Sapn x 60 Mtrs x 3 wire = 1260 Mtrs x .394/gram/ mtr = 496.44 Kgs)

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

Dismantling of over head lines comprising of copper/ aluminium over head conductor, G.I. wire, cross arms, insulators etc. as required.

Providing and fixing 8 SWG dia GI. wire on surface or in recess for loop earthing as required

Cradling with 8 SWG G.I Wire with all Accessories

Providing and fitting of 11 KV, 400 Amp, AB Switch with complete set.

Providing and making steel pole collar with cement concrete (1 cement: 3 coarse sand : 6 stone aggregate 20mm) of specified size and shape including form work, plastering if required, curing etc as required. (volume of pole/ pipe not to be deducted) (1m x 1 m x 1m = 1 CuM x 3 Nos. = 3 CuM)

Total impact of GST for the purpose of CTC

Rajneesh Electricals (BID ID -1133635)