PBMC work on Jamuna Latar road Length 1.40 Km, Latar Pador Road Length 3.60 Km and Darsagar Bagdumra road Length 1.40 Km Total Length 6.40 Km

Repair to pot holes and removal of loose material, trimming of sides,cleaning of surface by providing Primer coat, tack coat, 20 mm thick pre-mix carpet material having binder content @ 14.6 kg per sqm and seal coat type B having bitumen content @ 6.8 kg per 10 sqm as per technical specification and compacting with three wheeled 80-100 kN Static Roller

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density in accordance to Table No. 400-12,400-13 and as per clause of section 406 of specifications. A) By Sensor Paver

Prime Coat Over WMM/WBM (i) Providing and applying primer coat with catonic bitumen emulsion on prepared surface of granular Base including cleaning of road surface and spraying primer at the rate of 0.70 to 1.00 kg/sqm using mechanical means as per clause 502 of specifications

Deduction for item No.4.3 if sensor paver is not used

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

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

Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back 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 smooth wheeled roller 8-10 tone capacity, finished to required level and grades all complete as per clause 510 of specification. (i) Case - I: Mechanical method using Penetration grade Bitumen VG 30 and HMP of appropriate capacity not less than 75 tones/hour

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 (ii) Case - II: Type B (Providing and laying of premix sand seal coat using HMP of appropriate capacity not less than 75 tonnes/ hours using crushed stone chipping (aggregate shall pass 2.36mm seal and retained to 180-micron sieve) and penetration bitumen VG 30 of suitable grade all complete as per clause 511of specification.

Construction of Shoulders with approved material/selected soil i/c excavation all lifts & leads i/c grading to required slope &camber of 4% and compacting on OMC using vibratory roller of 80 to 100 kN static weight. Field compaction shall be done in corresponding layers of carriage way thickness and meet the requirements of MDD to achieve compaction (98% -100%) as per relevant clause of 408 A) Hard Shoulders (CBR value >12)

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees having girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material up to a lead of 1000 meters including removal and disposal of top organic soil not exceeding 150 mm in thickness. A) In area of light jungle