When you picture a guardrail, you prob­ably picture a W-beam. These wavy barriers are the most common type of guardrail, resembling a “W” turned sideways when viewed end-on.

It found the "W" beam guardrail resulted in injury and death 41 percent of the time. With the cable system, only 16 percent resulted in injury or death. Now many states including Washington, ...

NASHVILLE, Tenn. (WSMV) - For the second time in less than a year, a failed crash test is raising concerns that highway guardrails may not be able to handle electric vehicles (EVs). In a recent ...

"Our concern is based on crashes where we have observed the impact head of the unit separating horizontally from the adjacent w-beam guardrail, sliding past this adjacent section of w-beam which ...

An ad hoc committee will develop an appropriate research design for evaluating the in-service crash performance of the more common energy-absorbing W-beam guardrail end treatments currently installed ...

DENVER — Kristen Gerhard’s memory of a June trip down Interstate 25 still comes in painful flashes. The 31-year-old Fort Collins resident was returning from a job interview when she said she … ...

“The first crash test, that was with a W-beam guardrail that has two humps,” said Eimers. “This guardrail tested at Texas A&M had three humps, and so this is a more robust guardrail.” ...