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| 1 | Items Description |
| 2 | Reparing of underground haulage complete machining of brake path, all hole drum check both side oval repairing and inner cover housing all hole oval clutch portion oval hole repairing 60 nos. hole 2.5 inch, reduce 7/8 inch size and shaft bush portion repairing and block portion GM bush rep and drum bush change at Bejdih Colliery under Sodepur Area. |
| 3 | Dismantle of post & pins |
| 4 | Dismantle of tai rod both side |
| 5 | Dismantle of coupling housing cover |
| 6 | Dismantle of block GM bush & dog clutch |
| 7 | Dismantle of brake path complete set O/D 5'x6\\" Length- g\\" 2 nos. at site & dislocated |
| 8 | Carrying underground to surface |
| 9 | Open of drum check bolt nut & drum plate |
| 10 | Hanging of drum shaft to place out drum |
| 11 | Open & hanging drum inner cover |
| 12 | Haulage drum inner cover bolt portion 2 1/2 “ oval hole reduce metal deposit & pencil grind Proper place 7/8\\" size |
| 13 | Haulage drum check, bolt portion 2 1/2 “ oval hole reduce metal deposit & pencil grind Proper place 7/8\\" size |
| 14 | Requirement of Cl ziron 224 Welding rod |
| 15 | Welding & machining of block GM bush proper size |
| 16 | Requirement of XHD 2800 |
| 17 | Taking complete measurement of drum inner portion bush at underground site |
| 18 | Fabrication of tool post & lath making high proper requirement size necessary cutting Welding and setting at proper place |
| 19 | Making of supporting plate (gutka) |
| 20 | brake path machining 8” width and 5'x 6\\" diameter |
| 21 | Brake path polishing grinding and finishing |
| 22 | Requirement of check nut 4\\" |
| 23 | Requirement of adjust nut 12\\"x 3\\" |
| 24 | Check nut RHS & LHS thread |
| 25 | Triangular pin 2\\"x5\\" with lock pin washer |
| 26 | Requirement of U fork - 1 no. |
| 27 | Requirement of tai rod 15/8\\" |
| 28 | Requirement of HT pin 7\\"x 2\\" |
| 29 | Repairing of break caliper both side surface undulations repairing, heating & humbring Actual format |
| 30 | Carrying surface to underground |
| 31 | Refitting of GM bush both side block proper place(2 set) |
| 32 | Fitting of inner cover shaft Gm bush at drum |
| 33 | Refitting of drum check post & proper place |
| 34 | Brake post top and bottom pin holes rebuilding & line boring |
| 35 | Refitting of brake post & pin of proper place |
| 36 | Refitting of both side calliper & tai rod |
| 37 | Refitting of dog clutch make female |
| 38 | Refitting of brake path & fitting bolt & nut proper place |
| 39 | Requirement of bolt & nut 7/8\\"x 6\\" |
| 40 | Requirement of bolt & nut 7/8\\"x5\\" |
| 41 | Wooden brake post dismantle & measurement template making by ply wood as Path proper size & again fitting at underground after making wooden brake post and fitting. |
| 42 | Complete fitting of haulage alignment & testing |
| 43 | Overhead cost and others |
| 44 | Transporting of brake path set up down, |
| 45 | Add. CMPF/EPF @ 12% on Labour charges |
| 46 | Add. Bonus @ 8.33% on Labour charges 8.33% |
| 47 | Add. Pension @ 7% on Labour charges |
| 48 | Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information |
