The Rohrbach sector was part of the larger Fortified Region of the Lauter, a strongly defended area between the Ardennes to the west and the Sarre valley to the east.
The sector featured a strong line of ouvrages English-language sources use the French term ouvrage as the preferred term for the Maginot positions, in preference to "fort", a term usually reserved for older fortifications with passive defenses in the form of walls and ditches [REF].