In today’s busy environment, everyone is in a hurry, so road safety becomes more critical. Vehicles travel on highways, city roads, and construction zones. Accidents occur when a car hits complex objects, such as bridge supports or road barriers. To reduce the impact of such crashes, engineers introduce safety devices called crash cushions. These safety cushions help reduce injuries, save lives, and protect the vehicle’s structure.
If you want to learn about crash cushions, this detailed guide will be very helpful. Here you will know about crash cushions, how they work, and their types. Moreover, you’ll learn about their benefits and a guide to choosing the crash cushions.
What Is a Crash Cushion?
A crash cushion is a safety device used on roads to reduce the impact of vehicle crashes into complex objects. They are commonly installed in front of hazards such as bridge supports, concrete barriers, or construction zone equipment. The primary function of crash cushions is to absorb the force of a collision and slow the vehicle in a controlled manner. This prevents sudden stops that can lead to serious injuries or damage. Crash cushions are used on highways, exit ramps, and high-risk traffic areas to protect drivers, passengers, and roadside workers.
How Does a Crash Cushion Work?
A Crash cushion absorbs the energy created by a collision. They don’t stop the vehicle suddenly but gradually slow it down to prevent injuries and confusion among drivers and passengers.
Crash cushions work by:
- Compressing special materials
- Bending or sliding steel parts
- Redirecting vehicles away from danger
Some crash cushions help to stop vehicles completely. On the other hand, others guide drivers safely away from obstacles to reduce the risk of serious injuries.
Key Benefits of Crash Cushions
Crash cushions provide significant safety advantages. They protect both people and vehicles and reduce the severity of accidents.
Safety Benefits
- Protecting drivers and passengers from severe impact
- Reducing the risk of fatal injuries
- Lowering the force of sudden stops
- Providing safety in construction zones by shielding workers
Vehicle Protection Benefits
- Prevent the vehicle from damage
- Reducing repair and replacement costs
- Preventing total vehicle loss
Types of Crash Cushions and Road Conditions
Crash cushions come in different types, each used for different road situations. Common Types Include:
- Concrete Barriers: Permanent crash cushions for highways
- Sand Barrels: Temporary crash cushions for construction zones
- Cartridge-Based Systems: Redirecting systems for narrow roads
- Water-Filled Cushions: Plastic modules filled with water are often repairable and used in various settings.
They are also designed for various weather conditions, including rain and heat.
How to Choose the Right Crash Cushion
To choose the right crash cushion, select it based on road speed, traffic volume, and the type of hazard. High-speed roads required stronger energy-absorbing systems. On the other hand, lighter, portable crash cushions can be used in low-speed or temporary work zones.
Moreover, you should also consider how often the cushion is likely to be hit and how easy it is to repair or replace. The proper selection helps improve safety and reduce long-term maintenance costs.