| Bridge Name: | Koersch Viaduct |
| Official Name: | Körschtalviadukt |
| Carries: | 2 lanes |
| Locale: | Baden-Württemberg, Germany |
| Length: | 724 m |
| Height: | 55 m |
| Open: | 6 September 1995 |
The Körsch Viaduct is a bridge that crosses the Körsch Valley (river Körsch) in Germany, supporting a road around Nellingen. It was built from 1991 to 1993 by incremental launch. It was handed over to the public on 6 September 1995. The bridge also crosses a 110 kilovolt power line of the EnBW AG and a sewage treatment plant.