Name of Work: Maintenance to Sakhritola To Tirkhedi Road In 0/00 to 6/500 (Package No. MH-11-ZMR-50)
Sl. No.
Item Description
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ZMR-50
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Cleaning of grass and removal of rubbish up to distance of 30 m outside periphery of the area as per technical specification
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Construction of penetration macadam over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kN static roller to achieve the desired degree of compaction as per Technical Specification Clause 506. & Providing and applying tack coat with Bitumen emulsion ( RS - I ) using emulsion distributor at the rate of 0.25 to 0.30 kg. per sqm on the prepared dry and hungry bituminous surface cleaned with Hydrulic broom as per Technical Specification Clause 503
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Providing , laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates 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 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 ofeither Type A or Type B or Type C as per Technical Specification Clause 508. & Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.
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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
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