CONSTRUCTION OF APPROACH ROAD TO GOVT. POLYTECHNIC COLLEGE KISHTWAR BY WAY OF P/L WBM GRADE I, WBM GRADE II, WBM GRADE III, 50MM THICK BM AND 25MM THICK PC AND CONSTRUCTION OF PACCA DRAIN AND TILE PATH (UNDER CAPEX BUDGET 2026-27 (NEW WORKS))

Supplying and stacking at site Graded crushed stone aggregate of size 90 mm to 45 mm

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road / vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening /binding material to fill up interstices of coarse aggregate, watering and compacting to the required density.

Supplying and stacking at siteStone screening of size 13.2 mm nominal size (Type A)

Supplying and stacking at site Graded crushed stone aggregate of size 63 mm to 45 mm

Supplying and stacking at site Graded crushed stone aggregate of size 53 mm to 22.4 mm

Supplying and stacking at site Stone screening of size 11.2 mm nominal size (Type B)

Supplying and stacking at site Stone dust/crusher dust.

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road / vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening /binding material to fill up interstices of coarse aggregate, watering and compacting to the required density 63mm to 45mm & 53mm to 22.40mm

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface and cleaning with mechanical broom.With rapid setting bitumen emulsionOn W.B.M. /W.M.M. @ 0.4 Kg/sqm.

Providing and laying bituminous macadam using crushed stone aggregates of specified grading premixed with bituminous binder, transported to site by tippers, laid over a previously prepared surface with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge. 50 to 100 mm average compacted thickness with bitumen of grade VG-30 @ 3.5% (percentage by weight of total mix) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. A 50 to 100 mm average compacted thickness with bitumen of grade VG-10 @ 3.5% (percentage by weight of total mix) prepared in Drum Type Hot Mix Plant of 60-90 TPH capacity