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| 1 | Culvert construction |
| 2 | 2.5.1.B:Dismantling of Structures<br> Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202.<br> (I) By Manual Means <br> (B) Cement Concrete |
| 3 | 11.1.1.1:Excavation for Structures <br> Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. <br> I. Ordinary soil <br> (i) Upto 3 m depth |
| 4 | OD483037/2024-2025:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203I.P.C.C grade M 10(i)Nominal mix 1:3:6 (modified 11.4.1.1 form work excluded) |
| 5 | 11.4.3.1:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203<br>III. P.C.C. grade M 20 (i) Nominal mix (1:2:4) |
| 6 | 11.4.4:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203<br> IV. R.C.C grade M 20 |
| 7 | 11.8:Supplying, fitting and placingTMT bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1000 and 1202 |
| 8 | OD484253/2024-2025:PVC WEEP HOLES- Providing weep holes using 75mm dia. PVC pipes working pressure 4kg /sq.cm including cost of materials, conveyance, labour charges etc. complete. |
| 9 | 75.7.1:DRY RUBBLE MASONRYwith hard stone, including Through/Bond stone in foundation and superstructure including packing to compactness to lines and levels, cost and conveyance of all materials labour charges etc. complete as per approved drawing and relevant technical specifications. |
| 10 | OD493760/2024-2025:Providing and fixing handrails of approved size by welding etc. to protection work ofretaining wall/culvert slab and similar works including applying a priming coat of approvedsteel primer etc complete |
| 11 | 75.8.1.1.A:Providing Plain cement concrete for wearing coat CC 1:2:4 (1 cement: 2 fine aggregate:4 course aggregate) laid to required slope as required including compaction, finishingand tamping etc .complete. Max. size of course aggregate not exceeding 25mm , mixedin concrete mixer etc complete as per specification(i) Nominal mix (1:2:4) |
