Description: Patch metalling Re carpeting Tack coat Seal coat etc Name of Work Periodical maintenance of road from Belonia Gouranga Bazar road Near Fishery Office to Sabar Para under Kashari R F L 3 50 Km under Rajnagar Sub Division PWD RandB during the year 2023 24 SH Patch metalling Re carpeting Tack coat Seal coat etc Group No II Ch from 2 50 Km to 3 50 Km
Details: WBM Grading 3Providing, laying, spreading and compacting jhama brick aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing rolling with three wheel roller 80-100 KN in stages to proper grade and camber, applying and brooming, binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per MoRD Technical Specification Clause 405.I. By Manual Means Patch repairing / Maintenance of bituminous surface road using Jhama brick aggregate & Viscosity Graded bitumen (VG-30)Repairing -holes and making up small depressions with ramming or power rolling after removal/ disposal of disintegrated materials within a lead of 50 m, cutting holes to regular shapes with vertical edges and levelling the bottom, cleaning the same with compressed air or any other appropriate method including screening, cleaning of aggregates; and filling up with jhama chips using bitumen
Sector: Buildings