Name of Work:- Strengthening of various roads under North Maint. Zone, PWD during 2026-27.
Sl. No.
Item Description
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Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom. With medium setting bitumen emulsion(a) On bituminous surface @ 0.25kg/sqm
2
On bituminous surface @ 0.4kg/sqm
3
Providing and laying Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge.(a) 40/50 mm compacted thickness with bitumen of grade VG-30 @ 5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) and waste plastic additive @ 8% (percentage by weight of bitumen) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity.
4
DSR 2023 correction factor is 0.973 as per OM 158/SE (TAS)/GST/2024/02-E dt.08/08/2024
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Less cost index @ 0.09%
6
Cold Milling of Asphaltic Surface/Pavement (Removal of BC/DBM or any asphaltic material from road Surface/Concrete in thickness of 25 to 100 mm so as to below in shape, slope and undamaged workable to lay fresh layver of asphaltic material in line, level, size, depths directed by Engineer-in-Charge including transportation and disposal of removed material from site for all lift and leads, cleaning of surface and making o=good or asphalting work including local repair of damages/disressoccurre after milling etc. complete as per method and machinery prescribed in IRC
7
Providing and laying Recycled Dense Graded Bituminous Macadam blend of upto 30% (by weight of total hot mix) reclaimed bituminous materials and 70% (by weight of total hot mix) new materials of specified grading premixed with bituminous binder, filler and rejuvenators as required, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem roller as per specification to achieve the desired compaction and density, complete as per specification and direction of Engineer-in-Charge. 50 to 100 mm average compacted thickness with final bitumen content @5% of grade VG-30 and lime filler @ 2% (percentage by weight of Aggregates). Necessary checks, evaluation as per MORTH specification for job mix design shall be carried out on the expenses of contractor before hauling and stock piling the reclaimed materials near the central recycle plant. (The rate of this item is including of all the operation mentioned in nomenclature and also necessary to complete the execution of this items. No extra shall be paid for hauling & stock piling etc.)
8
Providing and laying stone matrix Asphalt (SMA) using crushed stone aggregates of specified grading, premixed with bituminous binder and lime filler and cellulose fiber transporting the hot to work site by tippers, laying with paver finisher equipped with electronic sensor to the. required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per MORTH specification (5th revision) clause no. 515, complete in all respects and as per directions of Engineer-in-charge. 40/50 mm compacted thickness with bitumen of grade VG-30 @ 6% (percentage by weight of total mix) and lime filler @ 3% (minimum) (percentage by weight of Aggregate) and bitumen coated cellulose fiber pellets @ 0.30% of total mix, prepared in Batch Type Hot Plant of 100-120 TPH capacity. Note:- The overall minimum bitumen content shall be 6% of total mix and lime filler @ 3% (minimum) (percentage by weight of Aggregate) and bitumen coated cellulose fiber pellets @ 0.30% of total mix. Nothing extra shall be paid for variation in materials in as per mix, design.
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Credit for salvage value of milled bituminous material received from cold milling but not used in the recycled bituminous mix. Please Enable Macros to View BoQ information
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