Guardrail

Definition

A safety device used as a barrier to prevent encroachment. In street or highway construction, a barrier to keep vehicles in their lanes. A device for protecting a machine part or the operator of a machine.

Purpose

Guardrails provide safety by preventing vehicles from leaving the roadway, protecting pedestrians from falls, and safeguarding workers from machinery hazards.

Examples of Use

• Highways: Installed along roadsides and medians to prevent vehicles from veering off.
• Pedestrian Areas: Used on bridges and walkways to protect people from falling.
• Industrial Settings: Guarding machinery to protect operators from moving parts.

Related Terms

• Safety Barrier: A structure designed to prevent access to hazardous areas.
• Handrail: A rail providing support and stability, typically on stairs or ramps.
• Crash Barrier: A barrier designed to absorb the impact of a vehicle collision.

Notes

Guardrails must be properly installed and maintained to ensure their effectiveness in protecting against accidents and injuries.