To solve the water supply problem in Koh Samui, the Provincial Waterworks Authority (PWA) decided to expand its provincial water supply service for Koh Samui Branch, Phase 1, Part 2 by installing submarine raw water pipe from Ban Din Daeng Samakkhi, Pak Phraek Sub-district, Don Sak District, Surat Thani Province to Ban Phang Ka in Koh Samui.

 

The project included the installation of high-yield strength steel pipe of 700 mm diameter on Surat Thani main land at the length of 34 km; the installation of submarine PN 10 HDPE pipe of 800 mm diameter at the length of 20 km; and the construction of landfalls of HDPE pipe connecting to the high-yield strength steel pipe at the Phang Ka Bay. The project also covered the design for future connecting points with on-shore pipes, and electrical and controlling systems. TEAM GROUP was assigned as the Project’s construction supervision consultant.