Walking inside the facility's massive subterranean water tank, U.S. engineering and local government leaders discuss tunnel construction methods with Japanese counterparts at the Kanda River/Loop Road No. 7 Underground Regulation Pond construction site in Tokyo. Site visits like this allow USACE to evaluate large-diameter tunnel technologies and better understand shared challenges, such as navigating geological complexities in highly urbanized environments. Photo courtesy of USACE Pacific Ocean Division.
| Date Taken: | 05.21.2026 |
| Date Posted: | 06.04.2026 20:30 |
| Photo ID: | 9726750 |
| VIRIN: | 260522-O-CF086-1732 |
| Resolution: | 1024x768 |
| Size: | 170.27 KB |
| Location: | JP |
| Web Views: | 3 |
| Downloads: | 0 |
This work, Channeling Progress, Building Futures: USACE, Japan MLIT Strengthen Partnership via Tunneling and Water Management Exchange [Image 3 of 3], by Susan Lee, identified by DVIDS, must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.
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