Improvement of Churachandpur Ring Road

Providing,Laying and Compacting Granular Base/Sub base with naturally occuring Sand Gravel Materials free from organicor other deleterious constituents spreading with Motor Grader and Compacted by rolling with power roller of 8-10 capacity in layer not exceeding 150mm(Spread thickness)

Providing, laying spreading and compacting stone aggregate of Specific size water bound macadam specification including spreading including spreading in uniform thickness, handpacking,rolling with 3 wheeled steel/Vibratory roller in stage 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.By Manual Means: Grading-I-Using Screening Crushable type such as Moorum or Gravel.

Grading-II (Using Screening Crushable type such as Moorum or Gravel.)

Prime coat (providing and applying primer coat with bitumen emulsion on prepared emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means) A. Prime coat on WMM/WBM ii) providing and applying primer coat with cut back MC 30 bitumen emulsion on prepared surface of granular base including clearing of road surface an d spraying primer at the rate of 0.60 kg/sqm using mechanical means

Open -Graded Premix Surfacing (Providing, laying and rolling of open-graded premix surfacing of 20mm thickness composed of 13.2mm to 5.6mm aggregates using Viscoscity grade bitumen to required line, grade and level to serve as wearing course on a pteviously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled roller 8-10 tonne capacity,finished to required level and grades.Case-1: mechanical method using Penetration grade Bitumen and HMP of appropriate capacity not than 75mm tonnes/hour.

Seal Coat (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified level, grade and cross fall using TypeA and Type B seal coats)