Central Coalfields Limited has published Annual Maintenance Contract For The Work Of Repairing / Replacement Of Ht Lt Over Head Line At Darbhanga House ( Dhc ) , Gnc ( Gandhi Nagar Colony ) , Jnc ( Jawahar Nagar Colony ) And Rnc ( Rajendar Nagar Colony ) Ccl, Hq. Ranch. Submission Date for this Tender is 10-08-2022. Overhead Line Tenders in darbhanga Jharkhand. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Aug-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 10-08-2022 |
| Sl. No. | Item Description |
| 1 | Erection of 9/11 Mtr. metallic/Steel tubular polein cement concrete 1:3:6(1cement: 3 coarse sand:6 grade stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as reqd. |
| 2 | 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) |
| 3 | Supplying and erection of stay set complete (galvanised) 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, thimble, stay clamps, bow tightener, 7/ 3.15 mm dia G.I. stay wire and 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. |
| 4 | Supply and erection of 100 X 110 mm shackle insulator with G.I. bolt, nuts and straps etc. as reqd. |
| 5 | Supply and erection of 100 X 80 mm pin insulator complete with G.I. spindle and nuts etc. as reqd. |
| 6 | Supply and erection of 11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as reqd. |
| 7 | Supply and erection of 11 KV disc insulator for 11 KV O/H line with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts, washers etc. as reqd. |
| 8 | Erection of ACSR/Rabbit conductor of 7/3.35 mm to 7/4.00 diameter and above including binding etc. as reqd. ( as per214 Kg/Km = 0.214 Kg / MTR.) |
| 9 | 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. |
| 10 | 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 etc. as required. |
| 11 | Dismantling of pole/ street light standard/ strut embedded in cement concrete foundation etc. as required. |
| 12 | Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade up to 400 sq.mm direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as reqd. |
| 13 | Erection of G.I. wire No. 8 SWG including binding etc. as required. |
| 14 | Erection of cradle guard as required. |
| 15 | Total impact of GST for the purpose of CTC |
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