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Locks on Canal de Nantes a Brest: chamber sizes and draught

Canal de Nantes a Brest (Canaux de Bretagne), France: 222 locks with published chamber figures. The smallest chamber is 26.00 m long and 4.60 m wide; the lowest maximum draught is 1.00 m (EuRIS Locks_v2, 2026-10-07).

Map of Canal de Nantes a Brest with its locks marked

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Chamber figures: EuRIS Locks_v2, 2026-10-07
LockChamber L x BMax draughtMap
Auquinian27.30 x 4.70 m1.00 mMap
Bateliers26.00 x 4.60 m1.20 mMap
Beaufort26.00 x 4.60 m1.20 mMap
Bel Air26.00 x 4.60 m1.20 mMap
Bizernig27.30 x 4.70 m1.00 mMap
Blon26.00 x 4.60 m1.20 mMap
Bocneuf26.00 x 4.60 m1.20 mMap
Boju26.00 x 4.60 m1.20 mMap
Bolore27.30 x 4.70 m1.00 mMap
Bolumet26.00 x 4.60 m1.20 mMap
Bon-Repos27.30 x 4.70 m1.00 mMap
Bonen27.30 x 4.70 m1.00 mMap
Boudrac'h27.30 x 4.70 m1.00 mMap
Branguily26.00 x 4.60 m1.20 mMap
Buzit27.30 x 4.70 m1.00 mMap
Cadoret26.00 x 4.60 m1.20 mMap
Cajan27.30 x 4.70 m1.00 mMap
Caradec26.00 x 4.60 m1.20 mMap
Carmenais26.00 x 4.60 m1.20 mMap
Chateaulin27.30 x 4.70 m1.00 mMap
Chateauneuf27.30 x 4.70 m1.00 mMap
Clan26.00 x 4.60 m1.20 mMap
Coat Pont27.30 x 4.70 m1.00 mMap
Coat-Natous27.30 x 4.70 m1.00 mMap
Coatigrac'h27.30 x 4.70 m1.00 mMap
Coet-Prat26.00 x 4.60 m1.20 mMap
Cosquer27.30 x 4.70 m1.00 mMap
Cosquerou27.30 x 4.70 m1.00 mMap
Creharer27.30 x 4.70 m1.00 mMap
Daoulas27.30 x 4.70 m1.00 mMap
Ecluse de garde n.20 de Limure26.00 x 4.60 m1.20 mMap
Ecluse n.1 de Saint-Felix38.50 x 4.70 m1.40 mMap
Ecluse n.2 de Quiheix38.50 x 4.70 m1.40 mMap
Ecluse n.3 de la Tindiere38.50 x 4.70 m1.40 mMap
Ecluse n.4 de la Rabiniere38.50 x 4.70 m1.40 mMap
Ecluse n.5 de la Haie Pacoret38.50 x 4.70 m1.40 mMap
Ecluse n.7 du Pas d'Heric38.50 x 4.70 m1.40 mMap
Ecluse n.8 de la Remaudais26.00 x 4.70 m1.40 mMap
Ecluse n.9 du Gue de l'atelier26.00 x 4.70 m1.40 mMap
Ecluse n.10 du Terrier26.00 x 4.70 m1.40 mMap
Ecluse n.11 de la Pree26.00 x 4.70 m1.40 mMap
Ecluse n.12 de la Paudais26.00 x 4.70 m1.40 mMap
Ecluse n.13 de Bougard26.00 x 4.70 m1.40 mMap
Ecluse n.14 de Barel26.00 x 4.70 m1.40 mMap
Ecluse n.15 de la Touche26.00 x 4.70 m1.40 mMap
Ecluse n.16 de Melneuf26.00 x 4.70 m1.40 mMap
Ecluse n.17 d'Isac dite de la Digue26.00 x 4.60 m1.20 mMap
Ecluse n.17 des Bellions dite d'Entree en Vilaine26.00 x 4.60 m1.20 mMap
Ecluse n.18 de l'Oust a Redon26.00 x 4.60 m1.20 mMap
Ecluse n.19 de Painfaut dite de la Maclais26.00 x 4.60 m1.20 mMap
Ecluse n.21 du Gueslin26.00 x 4.60 m1.20 mMap
Ecluse n.22 de Rieux26.00 x 4.60 m1.20 mMap
Ecluse n.23 de Beaumont26.00 x 4.60 m1.20 mMap
Ecluse n.24 de Foveno26.00 x 4.60 m1.20 mMap
Ecluse n.25 de Malestroit26.00 x 4.60 m1.20 mMap
Ecluse n.26 de Lanee26.00 x 4.60 m1.20 mMap
Ecluse n.28 de la Ville-aux-Fruglins26.00 x 4.60 m1.20 mMap
Er Houet26.00 x 4.60 m1.20 mMap
Goariva27.30 x 4.70 m1.00 mMap
Goirball26.00 x 4.60 m1.20 mMap
Gouarec27.30 x 4.70 m1.00 mMap
Grand Pre26.00 x 4.60 m1.20 mMap
Griffet26.00 x 4.60 m1.20 mMap
Guerlaunay26.00 x 4.60 m1.20 mMap
Guerledan27.30 x 4.70 m1.00 mMap
Guernal27.30 x 4.70 m1.00 mMap
Guernogas26.00 x 4.60 m1.20 mMap
Guillac26.00 x 4.60 m1.20 mMap
Guillec27.30 x 4.70 m1.00 mMap
Guily Glas38.50 x 10.00 m10.00 mMap
Gwaker27.30 x 4.70 m1.00 mMap
Gwendol27.30 x 4.70 m1.00 mMap
Hilvern26.00 x 4.60 m1.20 mMap
Joli Coeur26.00 x 4.60 m1.20 mMap
Josselin26.00 x 4.60 m1.20 mMap
Kerangal27.30 x 4.70 m1.00 mMap
Kerbaoret27.30 x 4.70 m1.00 mMap
Kerbenes27.30 x 4.70 m1.00 mMap
Kerdelen27.30 x 4.70 m1.00 mMap
Kerdudaval26.00 x 4.60 m1.20 mMap
Kerdugnes27.30 x 4.70 m1.00 mMap
Kergaden27.30 x 4.70 m1.00 mMap
Kergicquel27.30 x 4.70 m1.00 mMap
Kerglador27.30 x 4.70 m1.00 mMap
Kergoat27.30 x 4.70 m1.00 mMap
Kergoff27.30 x 4.70 m1.00 mMap
Kergoric27.30 x 4.70 m1.00 mMap
Kergoutois27.30 x 4.70 m1.00 mMap
Kergudon27.30 x 4.70 m1.00 mMap
Kerhun27.30 x 4.70 m1.00 mMap
Keriffaut27.30 x 4.70 m1.00 mMap
Keriffe26.00 x 4.60 m1.20 mMap
Kerihoue26.00 x 4.60 m1.20 mMap
Keriou27.30 x 4.70 m1.00 mMap
Kerisloyet27.30 x 4.70 m1.00 mMap
Kerivy26.00 x 4.60 m1.20 mMap
Kerjegu27.30 x 4.70 m1.00 mMap
Kerlan27.30 x 4.70 m1.00 mMap
Kerleres27.30 x 4.70 m1.00 mMap
Kerlouet27.30 x 4.70 m1.00 mMap
Kermarehquer27.30 x 4.70 m1.00 mMap
Kermelin26.00 x 4.60 m1.20 mMap
Keroret26.00 x 4.60 m1.20 mMap
Kerponer26.00 x 4.60 m1.20 mMap
Kersalig27.30 x 4.70 m1.00 mMap
Kervegan26.00 x 4.60 m1.20 mMap
Kerveno26.00 x 4.60 m1.20 mMap
Kervers26.00 x 4.60 m1.20 mMap
Kervezo26.00 x 4.60 m1.20 mMap
Kervouledig27.30 x 4.70 m1.00 mMap
Koz Kastell27.30 x 4.70 m1.00 mMap
L'Aulne27.30 x 4.70 m1.00 mMap
L'Ile27.30 x 4.70 m1.00 mMap
La Cascade27.30 x 4.70 m1.00 mMap
La Chapelle27.30 x 4.70 m1.00 mMap
La Foret26.00 x 4.60 m1.20 mMap
La Grenouillere26.00 x 4.60 m1.20 mMap
La Haye26.00 x 4.60 m1.20 mMap
La Neau Blanche26.00 x 4.60 m1.20 mMap
La Nee Ecluse de Garde26.00 x 4.60 m1.20 mMap
La Pepiniere26.00 x 4.60 m1.20 mMap
La Pie27.30 x 4.70 m1.00 mMap
La Rabiniere26.00 x 4.70 m1.40 mMap
La Sabliere26.00 x 4.60 m1.20 mMap
La Tertraie26.00 x 4.60 m1.20 mMap
La Ville Perro26.00 x 4.60 m1.20 mMap
La Villeneuve26.00 x 4.60 m1.20 mMap
Lanmeur27.30 x 4.70 m1.00 mMap
Lann Vras26.00 x 4.60 m1.20 mMap
Lansalaun27.30 x 4.70 m1.00 mMap
Le Couedic26.00 x 4.60 m1.20 mMap
Le Douaren26.00 x 4.60 m1.20 mMap
Le Goiffre26.00 x 4.60 m1.20 mMap
Le Gouvly26.00 x 4.60 m1.20 mMap
Le Guer26.00 x 4.60 m1.20 mMap
Le Lie26.00 x 4.60 m1.20 mMap
Le Pont Saint-Gonnery26.00 x 4.60 m1.20 mMap
Le Ponteau26.00 x 4.60 m1.20 mMap
Le Rouvray26.00 x 4.60 m1.20 mMap
Le Roz26.00 x 4.60 m1.20 mMap
Les Forges27.30 x 4.70 m1.00 mMap
Lesnevez27.30 x 4.70 m1.00 mMap
Lestrou27.30 x 4.70 m1.00 mMap
Lille26.00 x 4.60 m1.20 mMap
Lothey27.30 x 4.70 m1.00 mMap
Menez Ar Faouet27.30 x 4.70 m1.00 mMap
Menn-Merle26.00 x 4.60 m1.20 mMap
Meros27.30 x 4.70 m1.00 mMap
Minguen27.30 x 4.70 m1.00 mMap
Montertelot26.00 x 4.60 m1.20 mMap
Moulin de Stang Ar Dour27.30 x 4.70 m1.00 mMap
Moulin Tronjoly27.30 x 4.70 m1.00 mMap
Moustoir27.30 x 4.70 m1.00 mMap
Moustoir27.30 x 4.70 m1.00 mMap
Nenez27.30 x 4.70 m1.00 mMap
Parc Buisson26.00 x 4.60 m1.20 mMap
Parc-Bihan26.00 x 4.60 m1.20 mMap
Parc-Bras26.00 x 4.60 m1.20 mMap
Parc-Coh26.00 x 4.60 m1.20 mMap
Parc-Er-Lann26.00 x 4.60 m1.20 mMap
Parc-Lann-Buhan26.00 x 4.60 m1.20 mMap
Parc-Lann-Ergo26.00 x 4.60 m1.20 mMap
Parc-Lann-Hir26.00 x 4.60 m1.20 mMap
Parc-Lann-Hoarem26.00 x 4.60 m1.20 mMap
Pellerm27.30 x 4.70 m1.00 mMap
Penhouet26.00 x 4.60 m1.20 mMap
Peniti27.30 x 4.70 m1.00 mMap
Plelauff27.30 x 4.70 m1.00 mMap
Pommeleuc26.00 x 4.60 m1.20 mMap
Pont Auffret27.30 x 4.70 m1.00 mMap
Pont d'Aulvas27.30 x 4.70 m1.00 mMap
Pont Er Brost27.30 x 4.70 m1.00 mMap
Pont Triffin27.30 x 4.70 m1.00 mMap
Pont-Even27.30 x 4.70 m1.00 mMap
Pont-Terre26.00 x 4.60 m1.20 mMap
Port Yannick27.30 x 4.70 m1.00 mMap
Porte de Garde La Tertraie26.00 x 4.60 m1.20 mMap
Porzo27.30 x 4.70 m1.00 mMap
Poulhibet27.30 x 4.70 m1.00 mMap
Prad Hir27.30 x 4.70 m1.00 mMap
Prag Pourrig27.30 x 4.70 m1.00 mMap
Prat Ar Born27.30 x 4.70 m1.00 mMap
Prat Marc'h27.30 x 4.70 m1.00 mMap
Quenecan27.30 x 4.70 m1.00 mMap
Quengo26.00 x 4.60 m1.20 mMap
Quinquis27.30 x 4.70 m1.00 mMap
Quistinic27.30 x 4.70 m1.00 mMap
Rest er Yar26.00 x 4.60 m1.20 mMap
Restouel27.30 x 4.70 m1.00 mMap
Roc'h Kaer27.30 x 4.70 m1.00 mMap
Rohan26.00 x 4.60 m1.20 mMap
Rosili27.30 x 4.70 m1.00 mMap
Rosquelven27.30 x 4.70 m1.00 mMap
Rosveguen27.30 x 4.70 m1.00 mMap
Roz Ar Gouen27.30 x 4.70 m1.00 mMap
Saint-Algon27.30 x 4.70 m1.00 mMap
Saint-Eloy27.30 x 4.70 m1.00 mMap
Saint-Herve27.30 x 4.70 m1.00 mMap
Saint-Jouan26.00 x 4.60 m1.20 mMap
Saint-Peran27.30 x 4.70 m1.00 mMap
Saint-Samson27.30 x 4.70 m1.00 mMap
Saint-Samson26.00 x 4.60 m1.20 mMap
Stang An Dour27.30 x 4.70 m1.00 mMap
Stang Ar Dour27.30 x 4.70 m1.00 mMap
Stang Ar Vran27.30 x 4.70 m1.00 mMap
Stang Jean27.30 x 4.70 m1.00 mMap
Ster27.30 x 4.70 m1.00 mMap
Stereon27.30 x 4.70 m1.00 mMap
Stervallen27.30 x 4.70 m1.00 mMap
Stumo27.30 x 4.70 m1.00 mMap
Tendeur-Roz26.00 x 4.60 m1.20 mMap
Timadeuc26.00 x 4.60 m1.20 mMap
Toul Ar Rodo27.30 x 4.70 m1.00 mMap
Toulhouet26.00 x 4.60 m1.20 mMap
Trehu Moron27.30 x 4.70 m1.00 mMap
Tremalvezen27.30 x 4.70 m1.00 mMap
Trescleff27.30 x 4.70 m1.00 mMap
Treverend26.00 x 4.60 m1.20 mMap
Treziguidy27.30 x 4.70 m1.00 mMap
Tri-Parc-Lann-Favilette26.00 x 4.60 m1.20 mMap
Tronjoly27.30 x 4.70 m1.00 mMap
Ty Lostec27.30 x 4.70 m1.00 mMap