Static Line Systems Explained: What They Are, How They Work and When You Need One

Whether you’re maintaining a commercial roof, installing solar or accessing hard-to-reach areas, a static line system is one of the safest ways to protect workers at height. These systems are designed to keep people securely connected while working on elevated surfaces, helping you stay compliant with Australian safety standards.

In this guide, we’ll break down what static line systems are, how they work and when you might need one — especially if you’re managing a site in Melbourne or Brisbane.

 

What Is a Static Line System?

A static line is a tensioned safety cable, typically made from stainless steel, that runs across a roof or elevated surface. Workers connect their harnesses to the line using a lanyard and shuttle, allowing them to move along the line safely while staying anchored at all times.

Static lines are a key part of height safety systems. They’re used to:

  • Prevent falls from edges or fragile surfaces
  • Safely access rooftops and plant areas
  • Meet site safety and compliance obligations under AS/NZS 1891

 

Whether installed on metal roofing, concrete structures or over warehouse spaces, static line systems give workers the freedom to move without compromising their safety.

 

Types of Static Lines: Permanent vs Temporary

Static lines come in two main forms:

Permanent Static Line Systems

These are engineered systems installed directly into the structure of a building. They’re ideal for sites that require regular access, such as:

  • Commercial rooftops
  • Apartment complexes
  • Schools or hospitals
  • Warehouses and industrial buildings

 

Temporary Static Line Systems

As the name suggests, these systems are portable and removable. They’re often used for short-term jobs like:

  • One-off maintenance tasks
  • Short-term construction
  • Roof inspections

 

Temporary static lines still require correct setup and tensioning and must meet the same safety standards as permanent systems.

 

How Static Line Systems Work on Site

Static lines are part of a complete fall protection system. Here’s how they work:

  • The line is fixed between two or more anchor points
  • A worker wears a certified safety harness
  • The harness is connected to the line using a shock-absorbing lanyard
  • As the worker moves, a shuttle device slides along the line, keeping them tethered at all times

 

If a worker trips or slips, the system helps reduce the impact by limiting the fall and spreading the load across the anchors.

 

When Should You Install a Static Line System?

If your site involves any kind of work at height, you may be legally required to install a fall protection system like a static line. Common use cases include:

  • Rooftop HVAC or plant maintenance
  • Gutter cleaning and roof repairs
  • Solar panel installation
  • Window cleaning or facade access
  • Access to skylights or roof hatches

 

In general, if workers are exposed to a risk of falling more than two metres, a height safety system is required, and a static line is often the most flexible and cost-effective option.

 

Are Static Lines Enough? When to Combine With Other Systems

While static lines are highly effective, they may not be suitable on their own for every site. In some cases, they need to be combined with:

  • Anchor points for vertical access
  • Guardrails for passive fall protection
  • Ladder brackets or walkways for safe access and egress

 

A qualified installer will assess your site and recommend the right mix of systems to meet both compliance and practical safety needs.

 

Installation and Compliance (AS/NZS 1891)

All static line systems in Australia must comply with AS/NZS 1891.4, which outlines the design, installation and inspection requirements.

Here’s what you need to know:

  • Static lines must be engineered and certified
  • Only qualified installers can carry out the work
  • Systems must be load tested and tagged
  • Recertification is required annually

 

The Lifting Guys provide full installation, testing and ongoing certification for both permanent and temporary static line systems, ensuring your site remains safe and compliant.

 

Book a Free Static Line Site Assessment

Not sure if your site needs a static line system? We’ll come to you.

The Lifting Guys offers free, no-obligation site assessments across Melbourne, Brisbane and surrounding areas. Our qualified team will inspect your site, explain your legal requirements and recommend the most efficient setup, whether that’s a static line, anchor system or combination.

✅ Fast turnarounds
✅ Fully certified installers
✅ Systems designed to meet Australian standards