Learn for a safe return: NHVR urges truck drivers to be cautious when travelling down steep descents

The South Eastern Freeway in South Australia stands as a critical freight artery connecting Adelaide and Melbourne, yet it has also earned a tragic reputation as one of the nation’s most dangerous routes for heavy vehicles. Multiple horrific crashes in recent years—particularly at the notorious Cross Road and Glen Osmond intersection—have claimed lives and highlighted the severe consequences when brake systems fail or descent protocols are ignored. In response to these ongoing incidents, the National Heavy Vehicle Regulator has issued a renewed safety reminder to the industry, emphasizing that the unique and challenging driving conditions on the SE Freeway demand not just competent driving, but meticulous vehicle maintenance and strict adherence to warning signs. With this vital freight corridor requiring constant vigilance, the NHVR’s message is clear: proper brake maintenance and careful descent technique aren’t optional considerations—they’re the difference between a safe journey and catastrophic failure.

The National Heavy Vehicle Regulator (NHVR) is reminding heavy vehicle operators and drivers to inspect their brakes and follow steep descent warning signs following multiple heavy vehicle incidents on the South Eastern (SE) Freeway in South Australia.

NHVR Director of Operations, Southern Region, Paul Simionato, said that the SE Freeway has been the scene of several horrific crashes in recent years, tragically resulting in the loss of multiple lives.

“The SE Freeway is a significant freight route corridor as it’s the most direct connection between Adelaide and Melbourne, and unfortunately, the intersection of Cross Road and Glen Osmond has been notorious for heavy vehicle crashes,” Mr Simionato said.

“We’ve seen far too many incidents where heavy vehicle brakes have failed or road warnings have been disregarded, and tragically, people have lost their lives.

Mr Simionato said that faulty or ineffective brakes are a serious safety concern, and even minor defects can have serious consequences.

“We know this particular freeway presents unique driving conditions for heavy vehicles – but it’s up to the driver to ensure they are adhering to warning signs, shifting to a low gear before beginning the descent, keeping to the left lane and maintaining a safe and controlled speed,”

“If a driver is descending on the SE Freeway and has a concern or issue with their brakes, we strongly encourage them to use the two safety ramps available, which are free to use.”

“Prevention starts with education, and NHVR SCOs are committed to working with industry to ensure every driver and operator understands the risks involved with faulty brakes,”

“Operators have a responsibility to ensure their vehicles are roadworthy and braking systems are in top condition – for the safety of their own drivers, other road users, and to the communities their vehicles travel through.”

A well-maintained braking system with correctly adjusted brakes is essential in any situation, especially when making steep descents like parts of the SE Freeway.

The NHVR will continue to educate drivers on maneuvering through the SE Freeway and following steep descent warnings, as well as take enforcement action when necessary to ensure the local community and all road users are kept safe.

The message from the NHVR regarding the South Eastern Freeway crystallizes a fundamental truth about heavy vehicle safety: prevention through education, maintenance, and adherence to protocols saves lives. The availability of two safety ramps on this descent provides drivers with critical emergency options, yet the best outcome is never needing to use them. This requires operators to ensure vehicles are roadworthy and braking systems are maintained to the highest standards, while drivers must respect warning signs, select appropriate gears, maintain left lanes, and control their speed throughout the descent. The NHVR’s commitment to both education and enforcement reflects a balanced approach—working collaboratively with industry while taking action when necessary to protect communities and road users. For every driver navigating the SE Freeway or any steep descent, the principle remains unchanged: thorough preparation, well-maintained equipment, and cautious execution are non-negotiable requirements for ensuring everyone returns home safely.

Information sourced from: https://www.nhvr.gov.au/news/2025/05/06/learn-for-a-safe-return-nhvr-urges-truck-drivers-to-be-cautious-when-travelling-down-steep-descents