Upgrading Riyadh Water Transmission System (RWTS) Lines A and B

The Riyadh Water Transmission System (RWTS) is among the largest high-pressure pipeline systems in the world.
    Saline Water Conversion Corporation
    28 million Saudi riyals

It is comprised of twin Lines A and B, each 455 km in length, which feed water from Jubail to Riyadh, Saudi Arabia’s capital city, and Qassim. The lines include 6 pumping stations, 11 line valve stations, and 1 high point terminal.


  • Replacing old Siemens system and installed new Schneider Modicon system, hardware and software engineering, generation of all drawings, and testing and commissioning of pump and line valve stations with assistance from Cegelec.