Savannah's exclusive technology attracts work from around the nation : 無料・フリー素材/写真
Savannah's exclusive technology attracts work from around the nation / Savannah District, U.S. Army Corps of Engineers
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
|---|---|
| 説明 | John Verrett, a Savannah Corps sonic drill rig operator, uses the Corps’ only TerraSonic drill rig during groundwater investigations near Fort Jackson, South Carolina Jan. 26. Verrett and his team operate traverse the nation to work on the piece of high-tech machinery that is the only one of its kind within USACE. The drill can be used to perform subsurface and geotechnical investigation projects on the toughest terrains throughout the nation. |
| 撮影日 | 2016-01-26 13:34:52 |
| 撮影者 | Savannah District, U.S. Army Corps of Engineers |
| タグ | |
| 撮影地 | |
| カメラ | NIKON D90 , NIKON CORPORATION |
| 露出 | 0.005 sec (1/200) |
| 開放F値 | f/22.0 |
| 焦点距離 | USACE "US Army Corps of Engineers" Savannah "Savannah District" "sonic drill rig" drill "drill rig" sonic TerraSonic "Explorations Unit" geologist engineer "soil sample" "Fort Jackson" Army military "geotechnical investigations" |