We provide comprehensive services from planning, designing and maintenance of flood control systems, coastal structures, and water use facilities to create a sound waterfront environment.

River and coastal structures play important roles in flood control, water utilization, and environmental conservation. We provide a safe, secure and sound environment by planning/designing flood control, coastal structures, and water use facilities while taking account of safety, landscape, and environment.

Building a Disaster-Resistant Country

• River management structural works
  - levees, revetments, weirs, dams, detention basin, diversion channels, pumping stations, facilities

• Coastal structures
  - storm surge protection levees, flood gates, offshore breakwaters, artificial reefs, estuary barrages
• Sabo works (erosion control works)

Ryousou Watergate (Chiba Prefecture)

Koudo Weir (Kochi Prefecture)

Creating a Sound Environment

• Amenity embankment
• Snow melting system for snow-free roads
• River-water purification facilities
• Fish passes