Brett Kelly, a geographer and sonar survey team member with the U.S. Army Corps of Engineers Pittsburgh District, unwraps a multibeam sonar before a demonstration on the Allegheny River in Fox Chapel, Pennsylvania, May 7, 2021. The sonar helps provide the district with digital imagery that can detect water depth, erosion or obstructions that may impact navigation on the Pittsburgh rivers. (U.S. Army Corps of Engineers Pittsburgh District photo by Michel Sauret)
| Date Taken: | 05.07.2021 |
| Date Posted: | 05.14.2021 13:05 |
| Photo ID: | 6645022 |
| VIRIN: | 210507-A-TI382-305 |
| Resolution: | 6048x4024 |
| Size: | 5.87 MB |
| Location: | PITTSBURGH, PA, US |
| Web Views: | 9 |
| Downloads: | 3 |
This work, Pittsburgh District employs sonar for navigation surveys [Image 10 of 10], by Michel Sauret, identified by DVIDS, must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.
Pittsburgh District beams rivers with sonar to help navigation, occasionally finds lost vehicles
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