Fall Arrest vs Fall Restraint Systems: What’s the Difference?

Q: What Is a Fall Restraint System?

A fall restraint system is designed to prevent a fall from occurring in the first place. It restricts the user’s movement so they cannot reach a fall hazard. This is generally considered the safer option because it removes the risk entirely rather than reacting to it.

Apr 16
2 min read

Updated: 4 days ago

When working at height, choosing the right safety system is critical. Two of the most commonly used solutions are fall arrest systems and fall restraint systems. While they may sound similar, they serve very different purposes.

Understanding the difference between these systems is essential for maintaining safety and complying with UK regulations.

What Is a Fall Arrest System?

A fall arrest system is designed to stop a person who has already fallen. It does not prevent the fall from happening but instead minimises the risk of injury by safely stopping the fall.

Typical components include:

Harness
Lanyard or lifeline
Anchor point

These systems are used in situations where it is not possible to completely eliminate the risk of a fall.

What Is a Fall Restraint System?

A fall restraint system, on the other hand, is designed to prevent a fall from occurring in the first place. It restricts the user’s movement so they cannot reach a fall hazard.

This is generally considered the safer option because it removes the risk entirely rather than reacting to it.

Key Differences Between Fall Arrest and Fall Restraint

Purpose

Fall arrest: Stops a fall after it happens
Fall restraint: Prevents a fall from occurring

Risk Level

Fall arrest: Higher risk due to fall potential
Fall restraint: Lower risk as falls are prevented

Usage

Fall arrest: Used where restraint is not possible
Fall restraint: Preferred wherever feasible

When Should Each System Be Used?

Fall restraint systems should always be used where possible, as they provide a higher level of safety.

Fall arrest systems are typically used:

When working near edges where restriction isn’t practical
On complex structures
In situations requiring greater movement

A proper risk assessment will determine which system is most appropriate.

Importance of Proper Installation

Both systems must be correctly installed and tested to ensure they function as intended. Poor installation can significantly increase the risk of injury.

Regular inspection and maintenance are also essential to ensure ongoing safety and compliance.

Choosing the Right Solution

Selecting the correct system depends on several factors, including:

The type of work being carried out
The structure or environment
Access requirements
Level of risk

Working with experienced professionals ensures the right system is chosen and installed correctly.

Professional Height Safety Solutions

At Height Sure Ltd, we specialise in the design, installation, and testing of fall arrest and fall restraint systems across the UK.

If you’re unsure which system is right for your project, our team can provide expert advice and tailored solutions to keep your workforce safe.

Fall Protection Installation and Testing | Height Sure