Shifting/ Re-arrangement of 11KV Overhead line feeder of Handidhua Colliery at CMPDIL Camp, Dera for facilitating space to DAV School, Lingaraj which is to be constructed soon.

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. Above 10.00 metre and upto 12.00 metre

Supplying and erection of galvanised stay set for 11 KV over head lines complete with 19/ 20 mm dia X 1.8 metres long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm thick, thimble, stay clamps, turn buckle ( 20 mm 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.

Supplying of channel iron (75mm x 40 mm x 6 mm ) (7.14 kg per metre) cross arm for two 11KV over head line conductors complete with 50 mm x 50 mm x 6mm ( angle iron bracket) welded to channel iron and complete with 50mm 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.

Erection of pole top/ straight two wire/ V shape two wire, angle iron/ channel iron, cross arm on steel tubular/ rail/ PCC pole for 11/22/33 KV 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 11KV over head line conductor complete with 50 mm X 6mm flat iron clmaps, 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 two lengths of channel iron 75 mm x 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm x 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers etc ( as per drawing) and painting with primer and finish paint as required.

Supplying and erection of a set of cross bracing FRLS same work for 11 KV over head line double pole structure having four members fabricated out of 50mm 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 double pole 3 wire cross arm for 11KV/ 22KV/ 33KV over head lines as required.

Supplying and erection of 33 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required.

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

Erection of ACSR conductor of 7/3.35 mm to 7/4.00 diameter and above including binding etc. as required. (8 Spans, each span 8 x 60m x 0.394Kg/m = 189.12Kg per Span single wire, for 3 wire = 3 x 189.12Kg = 567.36Kg, say 567kg approx.)

Supply & Erection of G.I.Wire No. 8 SWG including binding etc. as required for running earth. (each span consumes 60m, for 8 spans = 480m weight of GI Wire 8SWG per m = 0.116Kg Weight of GI Wire for 480m = 0.116Kg x 480 = 55.68Kg , Say 56Kg approx.)

Dismantling of over head lines comprising of copper/aluminium over head conductor,Cl. Wire,cross arms,insulators etc. as required. (8 Spans, each span 8 x 60m x 0.394Kg/m = 189.12Kg per 8 spans single wire, for 3 wire = 3 x 189.12Kg = 567.36Kg, say 567kg approx.)

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

Providing and Fixing of GOAB Switch, 11kV grade, 630A, 3 Post Insulator, Horizontal Type, Double break, BIS marked.

Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11 KV overhead lines with rated voltage 9 KV (rms) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

Earthing with G.I. earth plate 600 mm X 600 mm X 6 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.

Supplying & Erection of Cradle Guarding of 11kV OH Line with 8SWG GI wire for 02 spans (120m) (each span consumes 400m of GI wire 8SWG, for two spans 800m; weight of GI Wire 8SWG per m = 0.116Kg Weight of GI Wire for 800m = 0.116Kg x 800 = 92.80Kg , Say 93Kg approx.)

Applying priming coat: With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel work (second coat)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

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 manufactured sand derived from Recycled Concrete Aggregate (RCA) : 6 graded stone aggregate 20 mm nominal size Recycled Concrete Aggregate(RCA) ) (size of each couping should be, LxBxH = 0.5m x 0.5m x 1m = 0.25Cum per one pole; For 15 Nos. of Poles = 15 x 0.25Cum = 3.75Cum)

Tree Trimming work along the proposed 11kV OH line including cutting, trimming & removal from the work site as required. (2 skilled and 2 unskilled manpower per day should be deployed)

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC

ART ENGINEERING (BID ID -1113155)

SANJAY KUMAR SINGH (BID ID -1114137)

J.N. RAY (BID ID -1113098)

SIVA SHEKHAR SAHOO (BID ID -1114147)