Extension of WBM loading platform at New Railway siding at Gouri Deep OCM under Gouri Sub Area

Amount

Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earthwith lead upto 50 metres.

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 ofb Specification.By Mix in Place Method For Grading-II Material

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 ofb Specification.By Mix in Place 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 Note: for 1.00 cum of compacted thickness contractor have to supply following materials Grading- I (63 to 45mm)=1.21 cum Using Screening Type-A (13.2mm Agg.)=0.24 cum , stone dust=0.08 cum

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 Note: for 1.00 cum of compacted thickness contractor have to supply following materials Grading- II (53 to 22.4mm)=1.21 cum Using Screening Type-A (11.20mm Agg.)=0.24 cum , stone dust=0.08 cum

Total impact of GST for the purpose of CTC

Sandeep Jain

M/S SHIVAJI SINGH

KUBER VARMA

M A SIDDIQUEI