Name of Work: Repairing of Loktak-Leimatak road from RD 18.940 km to RD 22.000 km, Loktak Project (Package-1).
Sl. No.
Item Description
1
Supplying and filling in plinth with sandy soil under floors including, watering, ramming consolidating and dressing complete.
2
Water Bound Macadam and compacting stone Providing, laying, spreading aggregates of specific sizes to water bound macadam Specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/vibratory roller in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. A) By Manual Means) Grading-I (Aggregate size-63 mm to 45 mm) (a) Using Screening Crushable type such as Moorum or Gravel.
3
Providing and laying design mix cement concrete of M-30 grade, in roads/ taxi tracks/ runways, using cement content as per design mix, using coarse sand and graded stone aggregate of 40 mm nominal size in appropriate proportions as per approved & specified design criteria, providing dowel bars with sleeve/ tie bars wherever required, laying at site, spreading and compacting mechanically by using needle and surface vibrators, levelling to required slope/ camber, finishing with required texture, including steel form ork with sturdy M.S. channel sections, curing, making provision for contraction/ expansion, construction & longitudinal joints (10 mm wide x 50 mm deep) by groove cutting machine, providing and filling joints with approved joint filler and sealants, complete all as per direction of Engineer-in-charge (Item of joint fillers, sealants, dowel bars with sleeve/ tie bars to be paid separately). Note:- Cement content considered in M-30 is @ 340 kg/cum. Excess/ less cement used as per design mix is payable/ recoverable separately. Cement concrete prepared with batch mixing machine.
4
Filling Pot-holes and Patch Repairs with - Bituminous concrete, 40 mm. (Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 504, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2) (i) for grading I Material.
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