Waterway · France
Locks on Manche-ocean: chamber sizes and draught
Manche-ocean (Canaux de Bretagne), France: 61 locks with published chamber figures. The smallest chamber is 26.00 m long and 1.00 m wide; the lowest maximum draught is 1.20 m (EuRIS Locks_v2, 2026-10-07).

| Lock | Chamber L x B | Max draught | Map |
|---|---|---|---|
| Apigne | 27.00 x 4.70 m | 1.40 m | Map |
| Arzal | 26.00 x 4.60 m | 1.20 m | Map |
| Bouessay | 27.10 x 4.70 m | 1.40 m | Map |
| Boutron | 30.00 x 4.00 m | 1.40 m | Map |
| Butte Jacquette | 27.10 x 4.70 m | 1.40 m | Map |
| Calaudry | 27.10 x 4.70 m | 1.40 m | Map |
| Chanclin | 27.10 x 4.70 m | 1.40 m | Map |
| Charbonniere | 27.10 x 4.70 m | 1.40 m | Map |
| Cice | 27.00 x 4.70 m | 1.40 m | Map |
| Couadan | 27.10 x 4.70 m | 1.40 m | Map |
| Courgalais | 27.10 x 4.70 m | 1.40 m | Map |
| Dialais | 27.10 x 4.70 m | 1.40 m | Map |
| Dialay | 27.10 x 4.70 m | 1.40 m | Map |
| Ecluse de Comte | 27.00 x 4.70 m | 1.40 m | Map |
| Ecluse N. 26 | 27.10 x 4.70 m | 1.40 m | Map |
| Ecluse n.48 du Chatelier | 38.50 x 1.00 m | 1.40 m | Map |
| Evran | 27.10 x 4.70 m | 1.40 m | Map |
| Fresnay | 27.10 x 4.70 m | 1.40 m | Map |
| Gacet | 27.10 x 4.70 m | 1.40 m | Map |
| Gacet | 27.10 x 4.70 m | 1.40 m | Map |
| Gailieu | 27.00 x 4.70 m | 1.40 m | Map |
| Gromillais | 27.10 x 4.70 m | 1.40 m | Map |
| Grugedaine | 27.10 x 4.70 m | 1.40 m | Map |
| Gue Noellan | 27.10 x 4.70 m | 1.40 m | Map |
| Guehardiere | 27.10 x 4.70 m | 1.40 m | Map |
| Guipry | 27.00 x 4.70 m | 1.40 m | Map |
| Haut-Chalet | 27.10 x 4.70 m | 1.40 m | Map |
| Haute-Roche | 27.10 x 4.70 m | 1.40 m | Map |
| Ille | 27.10 x 4.70 m | 1.40 m | Map |
| La Bouexiere | 27.00 x 4.70 m | 1.40 m | Map |
| La Charronnerie | 27.10 x 4.70 m | 1.40 m | Map |
| La Jaunaie | 27.10 x 4.70 m | 1.40 m | Map |
| La Madeleine | 27.10 x 4.70 m | 1.40 m | Map |
| La Moliere | 27.00 x 4.70 m | 1.40 m | Map |
| La Parfraire | 27.10 x 4.70 m | 1.40 m | Map |
| La Pechetiere | 27.10 x 4.70 m | 1.40 m | Map |
| La Roche | 27.10 x 4.70 m | 1.40 m | Map |
| La Segerie | 27.10 x 4.70 m | 1.40 m | Map |
| Le Boel | 27.00 x 4.70 m | 1.40 m | Map |
| Le Mail | 27.10 x 4.70 m | 1.40 m | Map |
| Lehon | 30.00 x 4.00 m | 1.40 m | Map |
| Lengager | 27.10 x 4.70 m | 1.40 m | Map |
| Les Brosses | 27.10 x 4.70 m | 1.40 m | Map |
| Les Cours | 27.10 x 4.70 m | 1.40 m | Map |
| Les Islots | 27.10 x 4.70 m | 1.40 m | Map |
| Macaire | 27.00 x 4.70 m | 1.40 m | Map |
| Malabrie | 27.10 x 4.70 m | 1.40 m | Map |
| Malon | 27.00 x 4.70 m | 1.40 m | Map |
| Mons | 27.00 x 4.70 m | 1.40 m | Map |
| Mottay | 30.00 x 4.00 m | 1.40 m | Map |
| Moucherie | 27.10 x 4.70 m | 1.40 m | Map |
| Petite Madeleine | 27.10 x 4.70 m | 1.40 m | Map |
| Pont Houitte | 27.10 x 4.70 m | 1.40 m | Map |
| Pont Rean | 27.00 x 4.70 m | 1.40 m | Map |
| Pont-Perrin | 30.00 x 4.00 m | 1.40 m | Map |
| Saint Gregoire | 27.10 x 4.70 m | 1.40 m | Map |
| Saint Martin | 27.10 x 4.70 m | 1.40 m | Map |
| Saint Medard | 27.10 x 4.70 m | 1.40 m | Map |
| Saint-Germain | 27.10 x 4.70 m | 1.40 m | Map |
| Tinteniac | 27.10 x 4.70 m | 1.40 m | Map |
| Villemorin | 27.10 x 4.70 m | 1.40 m | Map |