Vehicle barriers specially adapted for allowing passage in one direction only

Full Title

Arrangements for obstructing or restricting traffic, e.g. gates, barricades > Vehicle barriers specially adapted for allowing passage in one direction only

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Subclass:

ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE