Ouvrage A, Cap Diego Line
Ouvrage A, on the southern end of the Cap Diego Line is also known as Fort des Mapous. Built between 1902 and 1904 in a similar basic design to the other two Ouvrage that form this Defence Line. Similar to Ouvrage C at the other end of the Cap Diego Defence Line, this position has a single magazine and Casemate de Bourges. The casemate mounts two 95 mm guns. There is another building is believed to be a shelter for the half company with two machine guns, intended to defend the Fort.