Name of Work:- Supply, Installation, Testing and commissioning of 01 No. 160 kVA, 11kV/415 V, Distribution Transformer along with 11 kV DP structure, GOAB switches, LA, cables etc. and associated civil work at CMPDI RI-VII, Exploration C , Kosala, Angul, Odisha | Sl. No. | Item Description | |
| 1 | Supplying and erecting rolled steel joist (girder) pole 200 x 100 mm (25.9 kg/m) with provided base plate in provided foundation as per specification no. OH-PL/RSJ | | 2 | Erection of metallic pole of 10 m 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. | | 3 | Supplying & erecting pole bracket for OH conductor fabricated from ISM channel, 75 x 40 x 6mm 1100mm long for necessary nos. of provided insulators and erecting on pole with 50x6mm clamp complete as per specification no. OH PL/BKT | | 4 | Supplying and erection of 11 KV disc insulator for 11 kV overhead lines with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts,washers etc. as required. | | 5 | Supplying and erection of 11 kV pin insulator complete withlarge steel head G.I. pin, nuts, washers etc. as required | | 6 | 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. | | 7 | Supplying and erection of three piece non linear 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. | | 8 | Supply, installing, and testing of maintenance free earthing comprising of electrode of 17.2 mm diameter Low Carbon Steel with 250 micron molecular copper bonded earthing rod of Length 3m along with Carbon based environment friendly back fill ground enhancing compound required to fill up the excavated earth with required quantity (min. 125kg) complete, and recording the results specification no. EA-MF | | 9 | Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm) | | 10 | Providing and fixing H.T. danger notice plate of 250 mm X 200 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required. | | 11 | Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre)double pole crossarm for three wire 11 kV overhead line conductors complete with throughbolts 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 | | 12 | Supplying and erection of a set of cross bracing FRL Same work for 11 KVoverhead line double pole structure having four members fabricated out of 50mm X 50mm X 6mm angleiron to form a rectangle of minimum size 2400 mm width X 2500 mm height ,complete with 50 mm X 6 mm 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. | | 13 | Supplying and erecting 11 kV outdoor type gang operated air break, triple pole switch 400 A capacity with 3 post pin type insulator per phase, mounted in horizontal or vertical position with necessary channels on provided cross arm with adequate length of \\"C\\" class G.I. pipe for operating handle erected on extended square shaft. The operating handle provided with lock and key at suitable height from ground level with necessary clamp. | | 14 | Supplying and erecting, 11 kV outdoor type drop out fuse with insulator complete with fuse holders, fuse barrel with metal fitting, fuse element mounted on M.S. channel with working current of 15A capacity complete erected on provided cross arm. | | 15 | Supplying and erecting anti climbing devices, fabricated from pole clamps of MS flat 40 x 5mm, with drooping spikes 15cm. in length, welded to it and erected on pole complete. | | 16 | Supply and fixing 55 mm2 AAAC conductor including nut bolt etc. as required | | 17 | Supplying, installing, testing & commissioning 3 phase, 11/0.433 kV, 50 Hz., 160 kVA, Mineral oil immersed and naturally cooled outdoor type, Copper wound, without gas cushioning, delta/star connected with additional neutral brought out on load side, temperature rise should not exceed 40℃ by thermometer in oil and 45℃ by the resistance method in winding at full load rating, using type A winding insulation (kraft paper), with HV tapping (with off load tap changer) off load +2.5 to -5 in steps of 2.5%, having 4 number of tap positions, with standard accessories complete with test certificate with losses below 670 Watts at 50% load, 1950 Watts at 100% load as per IS:1180 (part 1) : 2014 with necessary permissions of Electrical Inspector, as per specification no SS- TR-HSL. | | 18 | Supplying, erecting & terminating FR XLPE insulated, galvanised steel formed wire armoured (strip) cable, 1100 V 3½ core 95 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe as per specification no. CB-LT/AL | | 19 | Supplying and laying of 90 mm dia (0D-90 mm & ID-76 mm nominal) DWC HDPE pipe ISI marked alongwith all accessories like socket,bend, couplers etc. conforming to IS 14930,Part II complete with fitting and cutting, jointing etc. direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. | | 20 | Supplying and making end termination with brass compression gland and aluminium lugs for 3 1/2 x 95 sq mm (45 mm) size of PVC insulated and PVC sheathed /XLPE aluminium conductor cable of 1.1 KV grade as required. | | 21 | Providing and fixing 1.8 metres high GI barbed wire (weighing 9.38 kg per 100 mts.) fencing with 2.4 m angle iron posts 50 mm x 50 mm x 6 mm placed every 3 metres center to centerfounded in M15 grade cement concrete ,0.6 metre below ground level,every15th post, last but one end post and corner post shall be strutted on both sides and end post on oneside only and provided with 12 horizontal lines and 2 diagonals inter woven with horizontal wires, fixed with GI staples, turn buckles etc complete | | 22 | Supplying and erecting double leaf hinged door each 1500 mm in width x 2450 mm in height using B class GI pipe,hinges and angle iron supports, chain link wire mesh (jali) complete supported on channel iron, erected in foundation and painted complete as per specification no SS-AS/DLD | | 23 | Graveling around the transformer base for 1.5 meter using stone aggregate (single size) of 40 mm nominal size upto minimum of 125 mm depth | | 24 | Miscellaneous items including insulating rubber mat, fire sand bucket, rubber hand gloves ,chequered plate on trenches, first aid box etc. and Liasoning for installation of 160 kVA, 11/0.415 kV transformer from state govt and other mislleneous works | | 25 | Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information |
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