South Eastern Coalfields Limited-SECL has published Construction Of Strata Bunker (2 X 100 Te. Capacity At 57L/2D At Seam-1 Combined At Gayatri Ug Mine, Bishrampur Area. . Submission Date for this Tender is 18-04-2022. Bunker Tenders in Surajpur Chhattisgarh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 14-Apr-2022 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 18-04-2022 |
| Sl. No. | Item Description |
| 1 | Drivage of 01 No. Drift (Incline length (23.05 metre) of cross section 3.5 x2.40 metre which includes drillingf of face holes, carrying of materials required for blasting operation, & mucking manually in drifting and stacking the same within 50m lead |
| 2 | Drivage of 2 No"s strata bunker of size 4.50m x 4.50m which includes drilling of face holes, stemming of face holes, carrying of materials required for blasting operation, removal of muck up to a lead of 100 mtr and lift up tp 1.50 mtr manual tramming up to a lead of 100m dressing of roof & sides etc (all materials will beprovide departmentally picks, spade, baskets etc, which are used in removal of muck. Two no. mining sirdar will be provided departmentally who will blast the shot also) |
| 3 | Additional lift in removal of muck - 1st lift of 1.50mtr over 1.5 mtr |
| 4 | Additional lift in removal of muck - 2nd lift of 1.5 mtr |
| 5 | Additional lift in removal of muck- 3rd lift of 1.5 mtr |
| 6 | Drilling and grouting of roof bolts holes by DGMS approved drill machines including drill rods, drill bits in 2 No"s stone drift will be provided by contractor, roofbolts, nuts, bearing plates,w-straps, resin capsules and electricity provides by SECL |
| 7 | Lead of disposal of materials upto 100 mtr beyond 50 mtr |
| 8 | Groove cutting for stopping & manholes by Chiesel and hammer in floor (stone) as per instruction ofEngineer in charge. |
| 9 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work upto plinth level : 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size). |
| 10 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering – All work upto plinth level : 1:1½:3 (1 Cement: 1½ coarse sand: 3 graded stone aggregate 20 mm nominal size). |
| 11 | Centering and shuttering including strutting, propping etc. and removal of form for : Foundations, footings, bases of columns, etc. for mass concrete. |
| 12 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 13 | Loading of material i.e steel, cement, sand , stone etc. into tub as per instruction of Engineer in charge. |
| 14 | Unloading of material i.e steel, cement, sand , stone etc. in underground at site as per instruction of Engineer in charge. |
| 15 | Total impact of GST for the purpose of CTC |
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