Construction of Road at Milon Nagar at Jakhalabandha under SOPD-G for the year 2020-21

Amount

Road works heading

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees and girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000m includign removal and disposal of top organic soil not exceeding 150mm thickness as per Technical specification clause 201 By manual Means: In area of non thorny jungle.

Construction of embankment with approved materials obtained from borrow pits with a lift upto 1.5m, transporting to site, spreading grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000m as per Technical Specification Clause 301.5 By Mechanical Means : Private Land Earth work qtity BP from Annexure enclosed.

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 1000m as per Technical Specification Clause 303.1 By Mechanical Means : Private Land Earth work qtity for sub grade & shoulder BF from Annexure enclosed

Construction of granular sub base by providing well graded material spreading in unfirm 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. For Grading II Materials.

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 three wheel 80-100 kN Static roller 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 as per Technical Specification Clause 405 Hand broken metal from blaster boulder/ River Boulder. Using stone screening. 3.A.: WBM Grading -II

4.A.: WBM Grading- III

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of Granular Base includign clearing of road surface and spraying primer at the rate of 0.9-1.20 Kg/sqm using mechanical means as per Technical Specification Clause 502.

Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 Kg/sqm on the prepared dry hungry bituminous surfaces cleaned with hydraulic broom as per Technical specification clause 503.

Providing, laying and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm to 5.6mm aggregates using penetration grade bitumen to 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 Three Wheeled 80-100 kN static roller capacity finished to required level and grades to be followed by seal coat of either Type A or Type B or C as per Technical Specification Clause 508. Case-I By Mannual Means (i) Bitumen (S-90)

Case-II : Type- B (i) Providing and laying, seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as per specification clause 510 (i) Bitumen (S-90)

Planting of Trees and their Maintenance for three year (Planting of trees by the Road side (Avenue trees) in 0.60m dia holes, 1m deep dug in the ground, mixing the soil with decayed farm yard/ sludge mannure, planting the saplings, backfilling the tranches, watering, fixing the tree guatrd and maintaining the plants for three years.

DULAL CHANDRA BORAH