Strengthening of the light vehicle road from Penganga Bridge to Kolgaon Checkpost and coal transportation road from Kolgaon Checkpost to the junction near the CC Road by bituminous surface and providing crash barrier at Mungoli OCM under MSA

Excavating, supplying, stacking. laying and compaction of local earth by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers in trenches, plinth, sides of foundation etc. compete.

Granular Sub-base with Well Graded Material (CBR>30 or more) (Table:- 400-1 & Table 400 2) Construction of granular sub-base by providing well graded material like natural sand crushed gravel or crushed stone having CBR >30, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator or plant mix method at OMC, and compacting with vibratory rollers of 80 to 100 kN static weight to achieve the desired density, complete as per Clause 401 of Specification. Plant Mix Method For Grading-I Material

Water Bound Macadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density as per clause 404 of specification By Mechanical Means (ii) Grading- II (53 to 22.4mm (a) Using Screening Type-B (11.2mm Agg.)

Water Bound Macadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density as per clause 404 of specification By Mechanical Means i) Grading- I (63 to 45mm) (a) Using Screening Type-A (13.2mm Agg.)

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

Bituminous Macadam Providing and laying bituminous macadam using crushed 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 a) Using Batch Mix Plnt of appropriate capacity and Paver finisher Hydraustatic with Sensor. (i) 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. (ii) @0.30 kg per sqm (dry & hungry bituminous surfaces /granular surfaces treated with primer)

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. (iv) for Grading-II (30-45 mm thickness ) with 60/70 bitumen(VG-30)

Close Graded Premix Surfacing/Mixed Seal Surfacing (Mechanical means using HMP of appropriate capacity not less than 75 tonnes /hour.) Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) or 13.2 mm to 0.09 mm (Type-B) aggregates using penetration grade bitumen to the 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 tonne capacity & finishing to required level and grade all complete as per clause 508 of specifications. a) with 60/70 butumen (VG-30) (i) Type-A (Bitumen@ 22 kg per 10 sqm)

Providing and placing portable RCC crash barrier of symetric type, 1200mm high, 1500mm long, 500mm wide at base and 250mm at top, in M20 grade concrete, includings HYSD reinforcement as per approved drawings, lifting hooks on top, anchorage into deck slab with starter bars, formwork, compaction, curing, finishing, labour payment, all leads & lifts, placing at different locations, all complete as per directions of Engineer-in-charge.