Annual Maintenance of 11KV New KTC feeder, 11 Bandh Colony Feeder with 2 Nos, tapping and 3,3 KV overhead line of 4 No. Colony feeder and all 440 Volt oyerhead line ander regional Sub-Station, Kathara of Kathara Colliery (for 2 years).

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

Supplying and erection of 11 KV pin insulator complete with large steel head G.l. pin, nuts, washers ete. as required.

Supplying of PCC/RCC pole and upto 9 mtr long

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, polts, nuts, ete. as required.

Erection of RCC/ PCC pole of following length in brick ballast and ramming the foundation, finishing with 150mm thick cement concrete (1:3:6) layer on top with inclading excavation and refilling ete as required. (Above 8.0 metre and upto 11.0 metre)

Supplying and erection of bow stay set complete (galvanised) with 19/24) mm dia X 1.8 metres long stay rod, anchor plate of size 45 cm X 45 em x 7.5 mmm, thimble, stay clamps, aurn buckle (20 mm X 60 em), 7/ 3.15 mm dia G.J, stay wire and strain iasulacor ete in cement concrete 1:3:6 (1 сcement: 3 coarse sand: 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refillang and also with 0.6 m long brace of si. e 50 mm X 50 mm X6 mm angle iroa with 50 mm dia pulley fixed at one end of the brace as required.

Erection of LV/MV shackle/pin insulator ete. as required.

Supplying and erection of 100 mm X 110 mm shackle insulator with G. I. Bolt, nuts and straps ete, as required.

Supplying and erection of 100 mm X 80 mm pin insulator complete with G. I. Spindle and nuts ete, as required

Erection of double pole 3 wire cross arm for 11KV/22KV/ 33 KV over head lines 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 IIKV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X6mm 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 ete (as per drawing) and painting with primer and finish paint as required.

Supplying and crection of a set of cross bracing FRLSame work for 11I KY 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 ete (as per drawing) and painting with primer and finish paint as reqaired.

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 compiete with 50 mm X 6mm flat iron clamp, bolts, nuts and washers including drilling holes for insulator pins, bolts and nuts ete 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 ete (as per drawing) and painting with primer and finish paint as required.

Erection of angle iron/ channel iron cross arm on wood/ RCC/ PCC/ steel |tubular/ rail pole ete. is required.

M.S Nut & bolts as po, required sizes

Supplying of channel iron 75 mm X 40 mm X6 mm (7.14 kg per metre) cross arm for 2 wire over head line complete with clamps, bolts, nuts and washer ete including drilling of holes for insulator pins ete (as per drawing) and painting with primer and finished paint as required.

Supplying of channef 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 ete including drilling of holes for insulator pins ete (as per drawing) and painting with primer and finished paint as reauired.

Erection of ACSR conductor of 7/2.11 mm to 7/3.00 mm diameter including binding ete, as required.

Erection of all aluminiam conductor of 7/1.96 mm to 7/3.10 mm diameter including binding etc. as required.

Erection of all aluminium conductor of 7/3.40 mm to 7/4.00 mm diameter and above including binding etc. as required.

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

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

Craadling with 8 SWG with all Accessories

Supplying & drawing/laying insulated of PVC XLPE aerial bunch power conductor cable H2/H4 grade aluminium solid/stranded conforming IS-14255-1995, to alu. alloy insulated messenger 1100 volts grade cable of approved make in air with necessary material as per specification of required size as mentioned below - (3x95 sq.mm +1x50(insulated neutral messenger)

Supplying & drawing/laying of PVC insulated XLPE aerial bunch power cable conductor H2/H4 grade aluminium solid/stranded conforming to IS-14255-1995, alu. alloy insulated messenger 1100 volts grade cable of approved make in air with necessary material as per specification of required size as mentioned below - (3x120 sq.mm + 1x70(insulated neutral messenger)

Supplying & drawing/laying of PVC insulated XLPE aerial bunch power cable conductor H2/H4 grade aluminium solid/stranded conforming to IS-14255-1995, alu. alloy insulated messenger 1100 volts grade cable of approved make in air with necessary material as per specification of required size as mentioned below - (3x150 sq.mm+ 1x95(insulated neutralmessenger)

Supplying & fixing of aerial bunch cable accessories suspension clamp i/c required attachment for single core cable of approved make on pole with clamp, necessary materíal as per specification for required size.

Supplying &fixing of aerial bunch cable accessories tension clamp (dead end) i/c required attachment for single core cable of approved male in air with clamp, necessary material as per specification for required size.

Supplying & fixing of waterproof insulation piercing connector for aerial bunch cable i/c required attachinent for single core cable of approved make in air with necessary material as per specification of required size as mentioned below- (Main:50-150sq.mm, tap:6-50sq.mm)

Supplying &fixing of spring loaded busbar screwless connector with enclosure of approved make inciuding required clamp, nut, bolt, connection, testing as per specification to complete the job. (3Ph, 11n+80ut)

Providing & fixing maintenanceless earth resistance G.I bonded tube 3 mtr. ,50 mm and advanced ground enhancing compound-02 bags, ISO 9601-2000 certified with installation complete

Supply & Fixing of Aluminium Unarmoured cable single core1100 voltage grade 35 sq mm

G.O.A.B - 11KV grade, 800 Amps

Commissioning of G.O.A.B

Angle (50mm x 50 mm x 6 mm)

Clamp, bolts, nuts etc

Total impact of GST for the purpose of CTC

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