Special Repair of Surhati link road

Construction of Embankment with Material Obtained from Roadway Cutting / Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of Tables 300.1 and 300.2 as per Technical Specification Clause 301.5.

Granular Sub-base with Well Graded Material (Table 400.1) / (A) By Mix in Place Method / 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. / (i) For Grading I Material

Water Bound Macadam Sub-base/base / 2) 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. / (A) By Manual Means

Water Bound Macadam Sub-base/base / 3) 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. / (A) By Manual Means

Tack Coat / Providing and applying tack coat with Bitumen VG-10 using emulsion distributor at the rate of 0.30 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder - Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates ( two third 13.2 mm and one third 11.2mm grit) either using penetration grade bitumen 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 three wheel 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 Type C as per Technical Specification Clause 508. / Case - II By Mechanical Means / (I) Bitumen (S-90)

Seal Coat - 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 Technical Specification Clause 510 / B. By Mechanical Means / Case - III : Type C / (I) Bitumen (S-90)

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row / Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. / (B) 1000 mm dia

Excavation for Structures / Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. / I. Ordinary soil / (i) Upto 3 m depth

Fillling in foundation trenches as per drawing and technical specification Clause 305.3.9 / I. Sand filling