Ouvrage Col du Fort is a lesser work (petit ouvrage) of the Maginot Line's Alpine extension, the Alpine Line. The ouvrage consists of one infantry block and one observation block at an elevation of 1,717 metres (5,633 ft). An additional block was planned but not built.^[1]

• Block 1 (entry, not completed): two machine gun embrasures, never armed.^[2]
• Block 2 (entry): one machine gun embrasure and one heavy twin machine gun embrasure.^[3]
• Block 3 (observation): one observation cloche.^[4]
• Block 4 (unbuilt): one heavy twin machine gun embrasure. Only an opening to the gallery exists, work was interrupted by the outbreak of war in 1940.^[5]

The Granges-de-la-Brasque barracks is located nearby.^[6]

• List of Alpine Line ouvrages

• Allcorn, William. The Maginot Line 1928-45. Oxford: Osprey Publishing, 2003. ISBN 1-84176-646-1
• Kaufmann, J.E. and Kaufmann, H.W. Fortress France: The Maginot Line and French Defenses in World War II, Stackpole Books, 2006. ISBN 0-275-98345-5
• Kaufmann, J.E., Kaufmann, H.W., Jancovič-Potočnik, A. and Lang, P. The Maginot Line: History and Guide, Pen and Sword, 2011. ISBN 978-1-84884-068-3
• Mary, Jean-Yves; Hohnadel, Alain; Sicard, Jacques. Hommes et Ouvrages de la Ligne Maginot, Tome 1. Paris, Histoire & Collections, 2001. ISBN 2-908182-88-2 (in French)
• Mary, Jean-Yves; Hohnadel, Alain; Sicard, Jacques. Hommes et Ouvrages de la Ligne Maginot, Tome 4 - La fortification alpine. Paris, Histoire & Collections, 2009. ISBN 978-2-915239-46-1 (in French)
• Mary, Jean-Yves; Hohnadel, Alain; Sicard, Jacques. Hommes et Ouvrages de la Ligne Maginot, Tome 5. Paris, Histoire & Collections, 2009. ISBN 978-2-35250-127-5 (in French)

• Col du Fort (petit ouvrage du) at fortiff.be (in French)