Ship lock for U-boats with reinforced concrete roof | museum, Second World War 1939-1945, fortification, lock (water navigation), shipyard, interesting place

France / Pays-de-la-Loire / Saint-Nazaire / avenue de la Forme Écluse
 museum, Second World War 1939-1945, fortification, lock (water navigation), shipyard, interesting place
Nice example of the german concrete "skills" during WWII. because a u-boat was vulnerable in a lock, it was made with a sheltering roof of massive reinforced concrete. It would take millions to tear it down.
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Coordinates:   47°16'31"N   2°11'55"W
This article was last modified 7 years ago