Concrete step barrier
Videos
A concrete step barrier is a safety barrier used on the central reservation of motorways and dual carriageways as an alternative to the standard steel crash barrier.
Concrete step barrier cross-section
Concrete step barrier on M1 motorway (UK)
The concrete step barrier in the under-construction M8 motorway in Ireland (August 2008)
Typical crack pattern associated with the alkali–silica reaction, affecting a Jersey barrier on a US highway
Road safety
Videos
Road traffic safety refers to the methods and measures, such as traffic calming, to prevent road users from being killed or seriously injured. Typical road users include pedestrians, cyclists, motoris
Concrete step barrier
…F-shape barrier Road-traffic safety Traffic barrier…
Sidewalks, curbs and traffic signals in Hagerstown, Maryland, United States
A right-hand driving car on the right-hand side of the road in France at night
Speed limits in different areas; here unusually with only a "recommended" limit (Richtgeschwindigkeit) of 130 km/h on the Autobahn in Germany
DRIP variable message sign guiding traffic on the Dutch A13 motorway