Concrete road barriers were first used in California in 1946, where they replaced the wood beam guardrails on the treacherous Grapevine section of the state’s Ridge Route highway—the home of ...
in an effort to improve the country’s road network infrastructure, England’s National Highways agency committed to replacing all life expired steel barrier systems with concrete through the ...
Dozens of mysterious concrete barriers have been installed along a street in Chatsworth, blocking street parking. No one knows who placed them there, but people in the community believe it's an ...
The 1,525ft (465m) concrete and glass structure was designed to prevent flooding while still allowing views of the river and the Humber Bridge. Richard Madden/BBC The barrier was designed to ...