Strengthening of road at CIL Chowk towards Workshop turning by bituminous layers at KOCP of Kusmunda Area

Prime coat Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.75 kg/sqm using mechanical means as per clause 502 of specifications.

Providing and applying tack coat with catonic bitumen emulsion (RS-1) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per relevant clauses of section-503 of specifications. @0.30 kg per sqm (dry & hungry bituminous surfaces /granular surfaces treated with primer)

Bituminous Macadam aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction and as per clause 504 of specifications. Using Batch Mix Plnt of appropriate capacity and Paver finisher Hydraustatic with Sensor. for Grading I(40 mm nominal size ) bitumen content 3.4%

Providing and applying tack coat with catonic bitumen emulsion (RS-1) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per relevant clauses of section-503 of specifications. @ 0.25 kg per sqm (normal bituminous surfaces)

Bituminous Concrete Providing and laying bituminous concrete using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix 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 as per clause 507 of specification. Using Batch Mix Plant of appropriate capacity and Paver Finisher Hydraustatic with Sensor control. for Grading-II (30-45 mm thickness ) with 60/70 bitumen(VG-30)

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 and B seal coats all complete as per clause 511 of specification. Case - I : Type A Providing and laying of liquid seal coat comprising of an application of layer of bitumen binder followed by a caver of story chips. All complete as per clause 511 of specification.