Repairing and maintenance of surface approach roads coal transportation roads mine haul road etc. at Ukni deep OCM under Ukni-Junad Sub Area of Wani North Area

Amount

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

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. For Grading-III Material

Supplying and stacking at site. Stone dust

Spreading stone dust for road width complete

Total impact of GST for the purpose of CTC

RAJIV KUMAR MAHARAJ (BID ID -1149228)

ABHIJIT THADURI (BID ID -1149822)

AJIT KUMAR (BID ID -1149732)