patch repair work of different village roads in gosaiganj block - providing ,laying ,spreading and compacting stone aggregates of 53-22.4 mm size to water bound macadam specification including spreading in uniform thickness , hand packing ,rolling with smooth wheel roller 80-100 kn in stages to proper grade and camber ,applying and brooming ,stonescreening to fill up the nterstices of coarse aggregate ,watering and compacting to the required density. (excluding gst) 2 providing and applying primer coat with bitumen emulsion (ss) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70 kg/sqm using mannual means. (excluding cost of emulsion) & (excluding gst) 3 repair to pot holes and removal of loose material, trimming of sides,cleaning of surface,providing tack coat,20 mm thick premix carpet and seal coat type c a per drawing and technical pecification claues 1904.2,503 and 508.1. (excluding cost of bitumen ) & (excluding gst)