Initial Rehabilitation and 5th year maintenance work Rudraprayag gaurikund Motor Road Km 15 to Chopda bhatgaon Motor Road

Initial Rehabilation work

WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.

Maintenance of Slab type Culverts by way of clearing, Cleaning, Erosion repair,repairs to cracks, parapet walls and Protection works as per drawing and technical specification Clasue 1908

Maintenance of 200 metre km stone by way of refiting of tilted stones repairing with cement mortar, cleaning, repairing and lettering on 200 metre km stone and 5th km stone as per drawing and technical specification Clause 1912

Trimming of grass and weeds from the shoulders/berms and disposing off the same to suitable locations as per technical specifications Clause 1914

The maintenance of drains include erosion, repair, clearing, cleaning, reshaping, regrading, deepening of side drains as well as catch water drains as per technical specification Clause

Providing and applying primer coat with bitumen emulsion ( SS-I) on prepared surface of water bond macadam base including cleaning of road surface and spraying primer at the rate of 0.70- 1.0 Kg/Sqm using machanical means as per MORD Specification Clause 502.

Providing and applying Tack coat with bitumenous emulsion ( RS-I) using emulsion distributor @ 0.20 to 0.25 Kg per Sqm on the prepared bituminous surface treated with primer & cleaned with hydraulic broom as per MORD Specification.

Providing, Laying and rolling of open - graded premix carpet of 20mm thickness composed of 13.2 mm to 5.6 mm aggregates using bitumen 80-100 ( S-90 ) to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 KN static roller capecity, finished to riquired level and grades as per MORD Specification.

Provinding and laying seal coat for sealing the voids in a bituminous surface laid to the specification levels, grade and cross fall using Type "B" as per MORD Specification.