At Signfix, road safety isn’t just a concern, it’s our mission. That’s why we’re proud to offer Signfix® and Optimast® Frangible Sign Support Structures, the only MASH TL3 compliant aluminium frangible post systems available in Australia. This prestigious certification signifies their ability to breakaway safely in collisions, minimising the risk of serious injuries for motorists and pedestrians.
Western Australia Recognises Superior Safety
Main Roads Western Australia has chosen Signfix® and Optimast® Frangible Sign Support Structures for their proven safety and performance. These innovative systems are now approved for use on the entire Western Australian classified road network, setting a new standard for road safety across the state.
For more information on the Signfix® and Optimast® MASH TL3 Sign Support Systems and the Main Roads Western Australian dedicated drawings, please click here.
MASH Approval: The Benchmark for Roadside Safety
MASH (Manual for Assessing Safety Hardware) establishes rigorous guidelines for evaluating road safety infrastructure. MASH TL3 signifies the highest level of compliance, ensuring exceptional breakaway performance and minimising injury risks. By choosing Signfix® and Optimast® Frangible Sign Support Structures, you’re choosing MASH-approved peace of mind.
Signfix® & Optimast®: Beyond MASH Compliance
While being the sole MASH-compliant option in Australia is a significant achievement, Signfix® and Optimast® Frangible Sign Support Structures offer additional benefits:
- Austroads Safety Approval: our products are also approved by other state authorities including Transport for NSW, Transport and Main Roads QLD, VIC Department of Transport, Department for Infrastructure and Transport SA, ACT Roads & Tasmania State Growth.
- Superior Materials: High-grade aluminium ensures exceptional durability and corrosion resistance.
- Effortless Installation & Maintenance: Designed for quick and easy installation with minimal ongoing maintenance.
- Versatile Options: Available in a range of sizes and styles to adapt to diverse signage needs.
Trusted Partner for Government & Private Projects
Our reputation for quality and performance has earned us the trust of government agencies and private businesses alike. We’ve proudly supplied MASH-compliant systems for projects like the M1 Motorway guide sign project and the Driver Reviver campaign.
Experience the Signfix® & Optimast® Difference
With over 20 years of industry experience, we offer unmatched expertise and dedication to road safety. Choose Signfix® and Optimast® – the MASH TL3 leaders in Western Australia – and ensure the safety of your roads and communities.
If you have any questions or wish to discuss how Signfix can be used in your next sign project, please call 02 4033 6500 or email sales@delnorth.com.







