Tender For Macadamization Of Approaches Of 5 X40m Steel Girder Bridge Over Nallah Ferozpora At Zalpora By Way Of 75Mm Thick Wet Mix, 50Mm Thick Bituminous Macadam, 25Mm Thick Semidense, Finished With 6Mm Thick Seal Coat.
Tender Overview
Project Description
Tender For Macadamization Of Approaches Of 5 X40m Steel Girder Bridge Over Nallah Ferozpora At Zalpora By Way Of 75Mm Thick Wet Mix, 50Mm Thick Bituminous Macadam, 25Mm Thick Semidense, Finished With 6Mm Thick Seal Coat.
BOQ
| Sl. No. | Item Description |
| 1 | Supply, stacking , & laying, compacting of WBM Grade II graded stone aggregates 65mm - 45mm specifications including screening , moorum/ dust and watering , consolidation with PRRoller of 8-10 Tonne capacity incl carriage complete job. |
| 2 | Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete incl all carrige upto 10 km as per specifications and directions of Engineer-in-Charge |
| 3 | Providing and applying tack coat using hot straight run bitumen of 80/100 incl. heating the bitumen and spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface to remove dirt , dust, mud, etc and finally booming the surface as per required specification incl. cost of bitumen on WBM surface @ 0.75kgs/sqm ( WBM Surface @0.75 kg/sqm) |
| 4 | Providing and laying bituminous macadum using crushed stone aggregate of specified grading premixed with bituminous binder, transported to site by tippers laid over a previously prepared surface with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tendem rollers as per specifications to achieve the desired compaction and density , complete as per specifications and directions of Enginer-in-charge . 50-100mm average compacted thickness withbitumen of grade VG-10@3% (percentage weight of total mix) prepared in batch type hot mix plantincl all carriages & Extra carriage. |
| 5 | Providing and laying semidense bituminous concrete using crushed aggregate 0f specified gading , premixed with bituminous binder and filler , gtransporting the hot mix to work site by tippers, required grade, level and alignment and rolling with smooth wheeled vibratory and tendem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Enginner-in-charge. 25mm compacted thickness with bitumen of VG-10@5% (percentage by weight of total mix ) and lime filler @2% (percentage by weight of aggregate ) prepared in batch type Hot Mix Plantincluding all carriage& Extra carriage . |
| 6 | Providing and Laying 6mm thick compacted seal coat of premixed fine aggregate (passing 2.36mm and retained on 180micron sieve)of bitumen of VG-10 grade (80/100) per cumpf fine agg. (0.768 kgs of bitumen/sqm ) and 0.60 cumof fine aggregateper 100sqm of road surface i/c rolling and finishing with road all complete incl carriage complete job |
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