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| 1 | Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength and durability; including laying at site curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. All Works upto plinth level: Concrete of M-25 grade with minimum cement content of 300kg/cum. Note: Cement content considered in this item is minimum @300kg/cum. Nothing extra shall be payable on account of design mix specify more than @300kg/cum |
| 2 | 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 emulsion2.1) On bituminous surface @ 0.25kg/sqm |
| 3 | Providing and fixing Glow studs of size 100x20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite ) or HIP (High impact polystyrene) or ABS having electronically welded micro- prismatic lens with abrasion resistant coating as approved by Engineer in charge. The glow stud shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retroreflective surface shall be 35 (+/-5) degress to base .The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 part 4 : 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge. |
| 4 | Providing and applying 2.5 mm thick road marking strips (retro- reflective) of specified shade/ colour using hot thermoplastic material by fully/ semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications. |
| 5 | Less for Cost Index@ -0.09% on DSR items |
| 6 | Modified Estimated Cost after using Correction factor on DSR 2023 on account of GST @ 0.973 SE(TAS)CPWD O.M. No. 158/SE (TAS)/GST/2024/02-E dated 08/08/2024 |
| 7 | 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. 40/50 mm compacted thickness with bitumen of grade PMB 76-10 @5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. |
| 8 | Cold Milling of Asphaltic Surface/Pavement (Removal of BC/DBM or any asphaltic material from road surface/Concrete Surface) in thickness of 25 to 100 mm so as to below in shape, slope and undamaged workable to lay fresh layer 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 good or asphalting work including local repair of damages/ distress occurred after milling etc. omplete as per method and machinery prescribed in IRC. |
| 9 | 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 pecification 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) and waste plastic additive @8% (percentage by weight of bitumen) 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.) |
| 10 | Credit for salvage value of milled bitumimous material received from cold milling but not used in the recycled bituminous mix . Please Enable Macros to View BoQ information |
