Construction of proposed ROB at Km 426/21-23 in lieu of LC No.184 at Km. 426/21-23 in between BBSR New and Mancheswar Railway Stations on Howrah-Chennai Main Line in the District of Khordha under State Plan for the year 2026-27

Clearing and grubbing road land including uprooting trees rank vegetation, grass, bushes, shrubs, saplings and trees girth upto 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned upto a lead of 1000metres including removal and disposal of top organic soil not exceeding 150mm in thickness as per Clause 201 of MoRT&H Specifications for Road & Bridge works (5th Revision) and as per direction of Engineer-in-Charge.

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out construction of shoring and bracing removal of stumps and other deleterious materials, dressing of sides and bottoms backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work as per clause no.304 of MoRT&H specification and direction of the Engineer-in-charge

Construction of granular Sub-base by providing Granular sub-base Grading-VI material as per table 400-1, spreading in unifrom layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC , and compacting with vibratory roller to achieve the desired density complete as per Clause 401 of MoSRT&H Specifications for road & Bridge works (5th. Revision)

Providing laying and compacting graded stone agregate to Wet Mix Macadum specification including premixing the material with water at OMC in mechanical mix plant,carriage of mixed material by tipper to site, laying in uniform layer with paver in sub-base and base course on well prepared surface and compacting with vibratory roller to achive desired density etc complete as per the direction of Engineer-in-charge .

Providing and applying primer coat with slow setting bitumen emulsion on prepared surface of granular base, including clearing road surface and spraying primer @ 0.60 Kg/ Sqm using mechanical means as per approved drawing and technical specifications complete in all respect as per Section 900, Clause 501.5.2 & 502 of MoRT&H Specifications for Road & Bridge works (5th Revision) & including cost & conveyance of all materials, labour, T&P, royalty etc complete and as per direction of Engineer-in-Charge.

Providing and applying tack coat with rapid setting bitumen emulsion on the prepared bituminous/ granular surface including cleaning with mechanical broom and spraying bitumen emulsion @ 0.20 Kg/ Sqm using mechanical means as per approved drawing and technical specifications complete in all respect as per Section 900, Clause 501.5.2 & 503 of MoRT&H Specifications for Road & Bridge works (5th Revision) & including cost & conveyance of all materials, labour, T&P, royalty etc complete and as per direction of Engineer-in-Charge.

Providing and laying dense graded bituminous macadam with hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder of 60/70 penetration grade of bitumen, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per Clause 507 of MoSRT&H Specifications for Road & Bridge works (5th. Revision)

Providing and laying bituminous concrete of Grade-II using hard granite crusher broken stone aggregates with batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder of VG-30 grade and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction complete in all respects as per Clause No.507 & Section 900 of specifications for road and bridge works of Ministry of Road Transport & Highways (5th Revision) & including cost of all materials, labour, T&P, royalty etc complete in all respect and as per direction of the Engineer-in-charge.

Construction of embankment with approved materials deposited at site from road-way cutting excavation from drain and foundation other structures with all lifts and leads graded and compacted to meet requirement as per approved drawing and technical specifications complete in all respect as per Section 900 and Clause 305 of MoRT&H Specification for Road & Bridge works (5th Revision) & including cost of all labour, T&P, royalty etc complete and as per direction of Engineer-in-Charge.

Providing compacted granular materials in shoulder by using moorum having required P.I. value with sand admixture if required, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC and compacting with vibratory roller to achieve the desired density including cost, conveyance, royality of all materials & cost of all labour, machinery etc complete as per approved Drawing & Technical Specifications and Clause - 401 & 408 of MoRT&H Specifications for Road & Bridge works (5th Revision).