M/T on Sarkalti Hawan Oddi road Km 0/000 to 3/975

Amount

Construction of granular sub-base by providing well graded material, spreading in uniform layers with Tractor mount grader on prepared surface, mixing by mix in place method with rotavator at OMC and compacting with smooth wheel roller to achieve the desired denisty, complete as per Technical Specification clause for Grading-III materials. including entire carriage of materials in all leads and lifts.

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 brooking, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading-III by menual means as per Technical Specification Clause 405 including entire carriage of materials in all leads and lifts.

Providing and applying primer coat with bitumen emulsion (SS-I) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.90-1.20 Kg/sqm using manual means as per Technical Specification Clause 502 Medium porosity including entire carriage of materials through all modes of transportation with in all leads and lifts as per direction of the Engineer-in-Charge.

Providing and applying tack coat with bitumen emulsion (RS-I) using emulsion distributor at the rate of 0.30 to 0.35 Kg. per Sqm. on prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specifications Clause 503 including entire carriage of materials in all leads and lifts.

Providing, laying and rolling of open-graded premix carpet of 20mm thickness composed of 13.2mm 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 either Type A or Type B or Type C as per Technical Specification Clause 508 By Manual Means including entire carriage of materials in all leads and lifts.

Seal coat:-Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as per Technical Specification Clause 510 by manual Means Type B Bitumen (S-90) including entire carriage of materials in all leads and lifts.

Surjeet Kumar