Guard rail (disambiguation)
# Guard rail (disambiguation)

A guard rail is a protective boundary feature.

Guard rail may also refer to:

* Railroad guard rails (otherwise known as check rails), installed parallel to trackbed rails, for railway safety
* RC-12 Guardrail, a U.S. Army intelligence-gathering aircraft based on the C-12 Huron
* Roof edge protection, rails installed on roofs to protect construction and roofing workers
* Traffic barrier, installed on roadways for automobile safety
