Construction work of 2X6 mtr span and 1x4 mtr span RCC culvert box culvert on Jorwat to kanchanpur marg km 2

Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5

Lime Treated soil for Sub-Base Providing, laying and spreading soil on a prepared sub-grade, pulverising, mixing the spread soil in place with rotavator with 2 per cent slaked lime with minimum content of 70 per cent of CaO, grading with motor grader and compacting with the road roller at OMC to achieve atleast 98 per cent of the max dry density to form a layer of sub-base as per Technical Specification Clause 402.

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.

WBM Grading - II 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 wheeled 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 II as per Technical Specification Clause 405

WBM Grading - IIIProviding, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheeled roller 8-10 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 III as per Technical Specification Clause 405

Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means.

Tack coat Providing and applying tack coat with bitumen (VG-10) using emulsion distributor at the rate of 0.35 kg per sqm on the prepared bituminous/granular base surface cleaned with mechanical broom.

20mm thick Open-Graded Premix Carpet using Bituminous Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back or emulsion 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 smooth wheeled roller 8-10 tonne capacity, finished to required level and grades.

Seal Coat - Type C (approach Method) Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type C seal coat

Providing and laying reinforced cement concrete pipe NP3 culvert on first class bedding of granular material in single row including fixing coller with cement mortar 1:2 but excluding excavation, protection works. Backfilling, concrete and masonry works in head wall parapets Clause 1106. 1000 mm dia