ESTABLISHMENT OF MODEL SEED BANK AT COF,RAHA UNDER APART CONSTRUCTION OF ICBP ROAD AND RAISING OF POND EMBANKMENT AND BOULDER PITCHING

Amount

ICBP Road

Construction of Subgrade and Earthen Shoulders:Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.

Granular Sub-base with Well Graded Material (Table 400.1):Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401.

Water Bound Macadam Sub-base/base:WBM Grading 3:Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.

WBM Grading 2:Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405.

Inter locking concrete Block pavement:Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage.(a).Including Edge block/ Edge restraints

Supplying and stacking at site:.16.3.9 Good earth

Supplying, filling, spreading & leveling stone boulders of size range:5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Dipen Ch. Das