0 a bar along the edge of something steep, such as stairs or a cliff, to prevent people from falling off --
He veers into the path of an oncoming truck, swerves and slams strongly into the road guard rail.
According to his vision, he was supposed to have been sliced in half by a metal grid while hanging onto a suspended guard rail.
Median barriers are a form of guard rail that turn head-on crashes into fixed object crashes.
The two-sided guard rail are installed the safe suspension hook.
The guard rail, to which various antennae are attached, can be pneumatically lowered in just two minutes to allow helicopters to land.
Turned down guard rail end sections have been shown to do this.
Also, renovations of the southbound bridge have created a guard rail that looks quite different from the one on the northbound bridge.
He backed into a guard rail afterward but was unhurt.
