Waterway · Austria
Locks on Donau: chamber sizes and draught
Donau (Danube), Austria: 9 locks with published chamber figures. The smallest chamber is 230.00 m long and 23.00 m wide; the lowest maximum draught is 2.70 m (EuRIS Locks_v2, 2026-10-08).

| Lock | Chamber L x B | Max draught | Map |
|---|---|---|---|
| Abwinden-Asten | 230.00 x 23.00 m | 2.70 m | Map |
| Altenwoerth | 230.00 x 23.00 m | 2.70 m | Map |
| Aschach | 230.00 x 23.00 m | 2.70 m | Map |
| Freudenau | 275.00 x 23.00 m | 2.70 m | Map |
| Greifenstein | 230.00 x 23.00 m | 2.70 m | Map |
| Melk | 230.00 x 23.00 m | 2.70 m | Map |
| Ottensheim | 230.00 x 23.00 m | 2.70 m | Map |
| Wallsee | 230.00 x 23.00 m | 2.70 m | Map |
| Ybbs-Persenbeug | 230.00 x 23.00 m | 2.70 m | Map |