tender for patch repair of various road in nawabganj block - providing, laying, spreading and compacting stone aggregates of 22.4-53mm size to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with threewheel 80-100 kn static roller in stages to proper grade and camber, applying and brooming, screening type-b to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per technical specification clause 405. 2 providing and applying tack coat with v.g.-10 bitumen usingdistributor at the rate of 0.30 kg per sqm on the prepared bituminous surface cleaned with hydraulic broom as per technical specification clause 503. 3 providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using vg-10bitumento 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 wheel 80-100 kn static roller capacity, finished to required level and grades to be followed by seal coat of type cas per technical specification clause 508. 4 providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using type c, as per technical specification clause 510