04/2026-27

Excavation for roadway in soil using mechanical means including removal of shrubh grass and bushsh cutting & pushing the earth to site of embankment up to a distance of 100 m including triming bottom & side slope in accordance with requirement of lines, grades & cross sections etc. Completed as directed by engineer incharge Clause 302.

Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of Table 300.1 and 300.2 as per technical specification for Proctor density 95% etc completed as directed incharge clause 301.5

Granular sub-base/base/surface course with local materials (Table 400.13) by mix in place method normal Construction of granular sub-base with minimum CBR value 20% by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per Clause 401.4 as per Technical Specification etc completed as directed by engineer incharge Clause 408.

Providing, laying, spreading and compacting stone aggregates of specific sizes to Water Bound Macadam WBM G II specification including spreading in uniform thickness, & required camber hand packing, Watering and rolling with three wheel roller 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 2 as per Technical Specification etc completed as directed by engineer incharge Clause 405.

Construction of Earthen Shoulders with selected material of minimum CBR 10% and Compacting to required camber to 100 % proctor density as per Technical Specification etc completed as directed by engineer incharge Clause 407.

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification etc completed as directed by engineer incharge Clause 503

Construction of Modified Penetration Macadam 50 mm thick over prepared base by providing a layer of Lightly water and compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kN static roller to achieve the desired degree of compaction as per Technical Specification etc completed as directed by engineer incharge Clause 506.With bitumen S-65 (60/70 grade VG-30)

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 A as per Technical Specification etc completed as directed by engineer incharge Clause 508.506.With bitumen S-65 (60/70 grade VG-30)

Providing and laying Seal Coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A , as per Technical Specification etc completed as directed by engineer incharge Clause 510