garde-fou

OBS: Pluriel : des garde-fous.
OBS: garde-fous (pl.) : Cette graphie, puisée des Rectifications de l'orthographe recommandées par le Conseil supérieur de la langue française, est attestée dans le Petit Robert (2004).

CONT: It may be desirable to provide a second lateral restraint device. This device may consist of a concrete curb or a safety guard rail which is not designed for aircraft running off the taxiway but rather as a safety measure for maintenance personnel and vehicles using the [taxiway] bridge.