tender for de-potting work of canal track from km 0.000 to km 5.000 of rajwaha kurthal. - water bound macadam grading ( lavelling coat) providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. (si.no. 405.3) 2 providing and applying primer coat with bitumen emulsion slow setting on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means. (s.i.no- 502i) 3 providing and applying tack coat withbitumen vg-10 ussing bitumen pressure distributor at the rate of 0.30kg per sqm on the prepared bitumenous/granular surface cleaned with mechanical broom.(s.i.no- 503) 4 providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen vg-10 to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheele 80-100kn static roller capacity, finished to required level and grades complete all specified in technical specification clause 508 and as directed by the engineer in charge. 5 providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using type c seal coat.