Maintenance work (Retender)

Amount

Special repairs

12.4:Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

12.1.B.1:Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. <br> Ordinary Soil - Depth upto 3m - Mechanical Means <br>

OD168683/2022-2023: 12 mm cement plaster finished with a floating coat of neat cement of mix: 13.9.1 DAR 1:3 ( 1 cement : 3 fine sand)

OD168684/2022-2023: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 .(14.72 of DAR)

16.8:Applying epoxy mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification

16.22:Repair of RCC Railing : Carrying out repair of RCC m30 railing to bring it to the original shape.

12.8.1.C.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications RCC Grade M20 - Using Concrete Mixer

OD164211/2022-2023:Construction of granular sub-base by providing graded material, spreading in uniform layers with a motor grader on a prepared surface, mixing by mix in-place method with at OMC, and compacting to achieve the desired density, complete as per clause 401. Grading-V - For sub-base cum drainage layer - Mix in Place Method

OD164210/2022-2023: Engaging labour for cutting the bushes and trees in the periphery of bridges,removing silt from deck slab etc complete as per the instructions

OD164213/2022-2023:Hiring charge for excavator for removing the debris from the ventway of bridges including all c charges etc complete

OD164212/2022-2023:Hiring charges for Tipper for removing the debris from the ventway of bridges and approach road to a distance of 1000m including all charges etc complete

Bidder Name

Manu Mohanan