Water, Sewage and Drainage Engineering

Wiratman delivers a broad range of services, from study, planning, design, and supervision. Our capabilities are further augmented by the resources of the company, resulting in more practicable and cost-effective solutions. Therefore, we are able to effectively guide and advise clients on the best methods to achieve their goals.

Having successfully worked with private sector clients, government agencies and other consultants and contractors, we believe that our engineers are able to truly add value in this increasingly important area.


  • Drinking water distribution systems, pumping stations, reservoirs, water storage facilities, water transmission and distribution mains including dams used primarily for local drinking water distribution and desalination plants
  • Systems for storm water management, drainage and detention systems including dams used primarily for flood control
  • Systems for the collection, treatment, and disposal of waste water, except industrial waste water
  • Irrigation systems and water pipelines including dams primarily used for irrigation