18 . providing /spreading of murum and pach work of roads in f . y . 2020/21 ashta nagarparishad ashta dist- sangl , providing /spread of murum and pach work of road , provide/supply of murum , spread of murum , pach work of road ( providing 50 mm thick semi grout bituminous treatment including supplying all materials , preparing the exisisting mad surface applying tack coat at the rate of 0 . 735 idogram per square meter and laying the required thickness of metal layer heating and spraying bitumen of specified grade of bitumen of 1 . 25 kilogram per square meter and compacting making the surface good etc . complete . ( for patch repair works only/for road work ) ( using vg-30 busk bitumen )