|
| 1 | Rehabilitation of bridges |
| 2 | OD63168/2025-2026:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done . |
| 3 | 16.11:Eproxy bonding of new concrete to old concrete |
| 4 | 16.8:Applying epoxy mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification |
| 5 | OD68153/2025-2026:OD66400/2025-2026Encasing the deteriorated piles in underwater with Renderoc UW so as to get a uniform size . Applying epoxy bonding agent on the existing concrete surface so as to get well bonding with new surface.Chipping and removing old spalling/defective concrete and exposing the defective/corroded reinforcement of the ceiling , join the additional bar wherever1/3 diameter of the bar is corroded. Removal of the defective concrete across the bar should be at least 2mm beyond the defective bar so that the reinforcing bar can be cleaned with emery ribbon, wire brush etc. After cleaning the bar wash the bar with clean water and collectall spalled/fallen concrete. Measurement is calculated for whole calculated whole exposed area. Including cost of materials, labour charges, conveyance of materials to site hire charges of tools and form work for pile etc complete.All complete as per manufactures specification and as per the instruction of engineer in charge. |
| 6 | OD313872/2025-2026:Drilling holes through the pile for anchoring steel bars. |
| 7 | 14.2:Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications |
| 8 | Routine maintenance |
| 9 | 2.3.1.A:Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness In area of light jungle - By Manual Means |
| 10 | OD63170/2025-2026:Engaging man mazdoor for clearing silt from the deck slab of bridge, vegetation growth on sub structure, hand rails etc, complete |
| 11 | OD65429/2025-2026:Hire charge of boat including boat man, fuel and all other expense etc. complete |
| 12 | Maintenance |
| 13 | 14.1.2:Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:Cement mortar 1:4 ( 1 cement: 4 coarse sand) Please Enable Macros to View BoQ information |
