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A diagram illustrating the dimension and construction of the counterscarp at Fort Metz. The surrounding wall is is approximately 3 meters thick, and contains an opening for a gun and communication tunnel.

Metz Fort Counterscarp

A diagram illustrating the dimension and construction of the counterscarp at Fort Metz. The surrounding…

An illustration of a counterscarp casement in Metz Feste Fort. The casement is designed with concrete walls with 3 meter thick. The casement lets the soldier fire in one direction.

Counterscarp Casement Underground Tunnel Metz Feste Fort

An illustration of a counterscarp casement in Metz Feste Fort. The casement is designed with concrete…