Renewal work by P.C. of Naraya Lorli motor road km 7, 8 in Chakrata Constituency, Distt. Dehradun Under Annual Repair 2022-23.

Amount

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN 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. ( By Manual Means )

Tack coat using VG-10 grade bitumen Over normal bituminous surfaces @0.35kg/sqm,

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion 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 capacity, finished to required level and grades to be followed by seal coat of Type B as per Technical Specification clause 508. Case - I By Manual Means Using Bitumen (VG-10)

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type B as per Technical Specification Clause 510 Bitumen (VG-10)

Hill Side Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Maintenance of Earhen shoulder (stripping of excess soil) Stripping excess soil from the shoulder surface to achieve the approved level and compacting with plate compactor at OMC as per drawings and Technical Specification Clause 1903

jalam singh

MAHIPAL SINGH