Strengthening of kutcha approach road to coal stock junction and existing WBM road from check post 4 to cement concrete road at Gouri Pouni expansion OCM under Gouri Pouni Sub Area

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

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 Grading- I (63 to 45mm) Using Screening Type-A (13.2mm Agg.)

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 Grading- II (53 to 22.4mm Using Screening Type-B (11.2mm Agg.)

Construction of shoulder with approved material/selected i/c excavation all lifts & leads i/c grading to required slope & camber of 4% and compacting using vibratory roller 80 to 100 kn static weight to meet requirement as per relevent clause of 400. Earthern shoulders (CBR>7)

Total impact of GST for the purpose of CTC