Highway Guardrail Roller

2026-01-08

Highway guardrail rollers are innovative traffic safety facilities that absorb and disperse vehicle impact energy through a rotating mechanism, aiming to reduce the severity of accidents.

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Working Principle and Core Functions:

The core of the guardrail lies in its rotating components (such as crash barriers or rollers). When a vehicle collides, these components rotate around a column, converting kinetic energy into rotational kinetic energy, thereby effectively cushioning the impact and reducing vehicle deformation and occupant injury. The rotating design also guides the vehicle's steering, preventing secondary accidents or veer off the road.

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Design Features:

The rotating components are typically made of elastic composite materials such as EVA, with a reflective coating or a bright color (yellow) to improve visibility at night or in inclement weather. The structure is mostly modular for easy installation and maintenance, and some models have self-recovery capabilities, allowing for rapid reset after an impact. Application

Scenarios and Advantages:

This type of guardrail is widely used in high-risk sections of highways, such as emergency stopping lanes in tunnels, ramps, curves, and median strips. It can significantly reduce accident fatalities (experimental data shows a reduction of over 90%). Its advantages include strong energy absorption capacity, good guiding performance, excellent weather resistance (service life of over ten years), and strong adaptability to terrain, making it suitable for complex road environments.

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Comparison with Traditional Guardrails:

The rotating design replaces static barriers with dynamic response, reducing the risk of puncture from rigid collisions and improving safety. At the same time, its modular structure reduces long-term maintenance costs.

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Road Stud

Traffic Cone

Spring Post

Traffic Warning Light

Traffic Sign

Warning Triangle

Delineator

Speed Bump

Reflective Film

Convex Mirror

Light Baton

Marking Paint

Reflective Marking Tape

Reflective Vest

Anti Glare Screen

Movable Road Guardrail

Cat Eyes

Road Marking Machine

Road Barrier