300-ton Chickamauga Lock approach wall beams being assembled at Watts Bar : 無料・フリー素材/写真
300-ton Chickamauga Lock approach wall beams being assembled at Watts Bar / NashvilleCorps
| ライセンス | クリエイティブ・コモンズ 表示-継承 2.1 |
|---|---|
| 説明 | Mike Arles, quality assurance representative on the Chickamauga Lock Replacement Project checks steel cables that will be post-tensioned to 441-tons pressure connecting three sections of an approach wall beam at Watts Bar Dam, Decatur, Tenn., Jan. 31, 2013. The beams are being assembled and stored at Watts Bar for placement in the Chickamauga Lock Replacement Project when required for construction. (USACE photo by Fred Tucker) |
| 撮影日 | 2013-01-31 11:03:21 |
| 撮影者 | NashvilleCorps |
| タグ | |
| 撮影地 | |
| カメラ | NIKON D90 , NIKON CORPORATION |
| 露出 | 0.006 sec (1/160) |
| 開放F値 | f/6.3 |
| 焦点距離 | 18 mm |