E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
E01F15/02—Continuous barriers extending along roads or between traffic lanes
E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
Procede de construction de structures, telles que des reservoirs, silos, tours, cheminees, conduits de grande hauteur et composants pour sa mise en oeuvre
Elements-cadres prefabriques pour la realisation de tunnels et de canaux et son application a des bassins de reserve d'eau de type enterre, semi-enterre ou non enterre
Accessoire de coffrage d'elements de revetement fabriques in situ, assurant leur solidarisation mutuelle tout en permettant leur deplacement relatif