IHI Infra Square and Partners Win Contract for Seismic Retrofitting of Tone River Estuary Weir
A joint venture including IHI Infra Square, Toyokuni Kogyo, and Sato Tekko has been awarded a contract by the Japan Water Agency for the seismic retrofitting of the Tone River Estuary Weir.
📋 Article Processing Timeline
- 📰 Published: June 1, 2026 at 19:10
- 🔍 Collected: June 1, 2026 at 10:20
- 🤖 AI Analyzed: June 1, 2026 at 19:18 (8h 58m after Collected)
A joint venture consisting of IHI Infra Square (a wholly-owned subsidiary of IHI), Toyokuni Kogyo, and Sato Tekko has been awarded the 'Tone River Estuary Weir Large-Scale Earthquake Countermeasure and Gate Equipment Renovation Work' by the Japan Water Agency. To maintain the functionality of the weir, which was installed in 1971, even in the event of a large-scale earthquake, the gate equipment will be updated in stages. The construction period is a long-term project spanning over 10 years, from April 2026 to July 2036.
FAQ
Where is the Tone River Estuary Weir located?
It is located in Tonosho-machi, Katori-gun, Chiba Prefecture.