This project includes the supply and installation of DN 400 water pipelines in Sahab. The works include pipeline laying, pipe fittings, valves, chambers, joints, connections, excavation, backfilling, testing, disinfection, and all related civil and mechanical works required to complete and operate the pipelines according to approved drawings, technical specifications, and site requirements. The project aims to improve water transmission capacity, enhance distribution efficiency, and support reliable water supply services in Sahab.