Day to day erection dismantling shifting diversion extension of 11 KV 6.6 KV 3.3 KV HT OH line at different places of the mine during FY 2024-25 at Mungoli OCM.

Amount

The bidder to quote rates excluding GST. The bidders may note this while bidding for this tender.

8-7-1 Supplying and erecting G.I. stay set for poles, including loop insulators at inaccessible height complete with anchor plate 300 x 300 x 6 mm., straining screws, G.I. stay wire 7/10 SWG, G.l. stay rod 20 mm x 1.8 m length and pole clamps duly erected in provided cement concrete foundation. (Material +Labour)

16-3-6 Making cement concrete foundation including excavation (60 x 60x 150) cm deep in 1:3:6 cement concrete, (20 to 25) mm stone metal with necessary curing and finishing complete.(for stay).(Material +Labour)

8-1-10 & 8-1-12 Erecting rolled steel joist (girder) pole 100x116 mm (23 kg/m) & 200 x100 mm. (25.9 kg/m) with provided base plate in provided foundation as per specification no. OH-PL/RSJ(Labour only)

16-3-4 Making cement concrete foundation including excavation (60 x 60) cm x deep 1/6 of pole length in 1:3:6 cement concrete 20 x 25 mm stone metal, 45 cm x 45 cm x 45 cm /45 cm dia. x 45 cm. height plinth duly plastered, with necessary curing and finishing complete.(for above 9 m poles)(Material +Labour)

8-4-11 Supplying and erecting 100 x 50x6 mm with 4.7 mm thick web and 7.5 mm thick flange channel iron cross arm of suitable length for 2.4m wide DP structure and erecting on DP with 50x6 mm clamp as per approved method of construction and complete as per specification no. OH-PL/BKT.(Material +Labour)

8-4-16 Supplying and erecting bracket for guarding of HT OH Line, made from channel iron 1600 mm in length and 65 x 65 x 6mm thick erected on pole as per specification no. OH-PL/VCA (Material +Labour)

8-5-11 Erecting ACSR conductor of size - 6/1-4.72 mm (Dog) complete. (394 kg/km) as per specification no. OH?CON/ACSR (Labour only)

8-6-9 Supplying and erecting porcelain pin type insulator with G.I. pin suitable for 11kV line, complete as per specification no. OH?INS/PN (Material +Labour)

8-6-6 Supplying and erecting porcelain disc type insulator with necessary hardware suitable for 11kV line, complete as per specification no. OH-INS/DI Material +Labour)

8-5-12( PWD CSR 2017-18) Supplying and erecting hard drawn G.I. wire 8 SWG complete erected for overhead line with proper size of G.I. Wire for binding with jumpering etc.(Material +Labour)

8-7-18 Supplying and erecting guarding lace for H.T.O.H. line with 8 SWG G.I. wire to protect the H.T. overhead line with binding wire of 20 SWG G.I. wire for 75 mm section on either side. (Material +Labour)

8-4-13 Supplying and erecting vee cross arm with ISM channel of 100 x 50 x 6mm or 22/ 33kV HTOH line with arrangement to fix insulator at 45mm from the end & horizontal distance between insulators 1530 mm bent at angle of 60 degree keeping base 310 mm and the total vertical height of V cross arm as 60mm, and fixed on pole with MS clamp of 80x10 mm, nut bolts, washers complete as per specification no. OH-PL/VCA(Material +Labour)

8-7-11 Supplying and erecting pole clamp made from 50 x 10 mm MS flat for pole or pipe, post complete erected with 15 mm bolts and nuts, complete duly painted with one coat of red oxide and two coats of aluminium paint(Material +Labour)

9-1-4 Providing pipe type earthing with 40mm. dia. G.l. pipe or 20 mm dia. G.l. Rod complete with all materials as per specification no. EA?EP (Material +Labour)

8-8-2 Dismantling the existing pole above 6 m height with brackets, clamps, insulators, stay from the cement concrete foundation and making the site clear by refilling the pits with excavated materials and bringing it to the ground level.(Material +Labour

8-8-3 Dismantling the existing overhead line including G.I. wires of all sizes without damaging & making the coils in suitable sizes.(Labour only)

8-6-15 Supplying and erecting distribution class, 11 kV thyrite type lightning arrester with nut bolts, on provided MS channel as per specification no. OH-INS/LA (Material +Labour)

8-8-4 Dismantling existing lightning arrestor set, insulator complete from DP structure in an approved manner(Labour only)

10-2-2 Supplying and erecting approved make 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.l. 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.(Material +Labour)

Total impact of GST for the purpose of CTC

M S R MURTHY