 A series of detached casemates and infantry shelters are in the vicinity of Simserhof, including

Simserhof was garrisoned by 28 officers and 792 men of the 153rd Fortress Infantry Regiment and the 155th Position Artillery Regiment, as well as elements of the 1st, 15th and 18th "Régiments du Génie".The garrison was commanded by Lieutenant Colonel Bonlarron from 25 April 1940.The "ouvrage" was under the overall command of the French 5th Army.