NHIDCL/RO/AN/FY 2026-27/02

Clearing and Grubbing Road Land : Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness, as per direction of the Engineer-in-charge.

Granular Sub-Base with Close Graded Material (Table:- 400-1) (Plant Mix Method):Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, c omplete as per clause 401, as per direction of the Engineer-in-charge.

Surface Drains in Soil (Unlined Drain):Surface Drains in Soil Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of 1000 metres

CC Shoulder as PCC Grade M25 using batching plant transit mixer & manual placing

Bituminous Cold Mix ( Including Gravel Emulsion) Providing, laying and rolling of bituminous cold mix on prepared base consisting of a mixture of unheated mineral aggregate and emulsified or cutback bitumen, including mixing in a plant of suitable type and capacity, transporting, laying, compacting and finishing to specified grades and levels Using bitumen emulsion and 9.5 mm or 13.2 mm size aggregate

Cement Treated Crushed Stone Sub base Plant Mix Method Construction of granular sub-base by providing graded Material, mixing with cement in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with Mechanical Paver on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401

Tack Coat on Bituminous surfaces : Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom, as per direction of the Engineer-in-charge.

Cleaning of Culvert and Drain. 10 labours for daily 8 hours basis for 45 days (Coolie)

Cleaning of Culvert and Drain. Front end loader 1 CUM bucket (including POL) 8 hours for 30 days

Restoration of Rain Cuts: Restoration of rain cuts with soil, moorum, gravel or a mixture of these, clearing the loose soil, benching for 300 mm width, laying fresh material in layers not exceeding 250 mm and compacting with plate compactor or power rammers to restore the original alignment, levels and slopes