Category: Technical

Amendment to PBS – Frontal Swing

The NHVR has just announced that the Frontal Swing standard has been relaxed. The change comes into effect as of 1 April 2020. Since the inception of PBS, the Frontal Swing standard has been limited to a maximum of 0.70 m for trucks. The purpose of this standard is to protect the front of a… Read more »

PBS and Tyres – an update

It’s not a stretch to say that tyres have been a problem for most users of the PBS scheme. A recent meeting in Sydney had all stakeholders in the same room discussing the findings of an official report from TERNZ (Dr John de Pont) reviewing all potential options, and it appears there is a consensus… Read more »

NHVR allows dangerous goods vehicles under PBS pre advised scheme

From 22 July 2019, Performance Based Standards (PBS) vehicles carrying dangerous goods will be allowed through the PBS pre‑advised design approval process. The National Heavy Vehicle Regulator (NHVR) has further expanded the PBS pre-advised (PA) design approval process. Following a long list of changes earlier this year, this may seem like a small change, but… Read more »

PBS Masterclass

In 2019, Advantia will be running an in-depth training course on Performance Based Standards (PBS). Known as the PBS Masterclass, this one-day course is designed for people who may have any role to play in PBS. Advantia has been involved in the PBS Scheme since it was conceived almost 20 years ago now, however a… Read more »

The forgotten zone between PBS Level 2B and PBS Level 3A

There is a ‘forgotten zone’ between PBS Level 2B and PBS Level 3A. This zone comes into play when a combination exceeding 30 metres overall length meets PBS Level 2 standards. I am concerned by the frequency with which I find road managers referring to a PBS Level 2 combination greater than 30 metres long as… Read more »

Victoria’s 36.5-metre 85.5-tonne A-Double Networks

Building on Victoria’s 30-metre A-Double Networks, VicRoads has published its first PBS Level 3A 36.5-metre A-Double Networks providing access up to 85.5-tonnes. This is a significant development for the road freight industry and High Productivity Freight Vehicle (HPFV) access in Victoria as it provides clear direction that HPFVs up to 36.5-metres can now access key… Read more »

Understanding Low-Speed Swept Path

As vehicles get longer to increase the operational efficiency of Australia’s road transport industry, one of the points that an operator must consider is how much these longer vehicles will cut in during a turn. Excessive cut-in may restrict a vehicle’s ability to access certain roads. The amount of cut-in that a vehicle causes is… Read more »

Understanding Roll Steer

GIF ‘Tractor Bump Steer’. By Simiprof [CC BY-SA 3.0], from Wikimedia Commons Advantia has previously written about how suspension performance can affect the outcome of a PBS assessment. In short, the three main factors are roll stiffness, roll centre height and roll steer coefficient. Today we will be focusing on roll steer, sometimes referred to… Read more »

Answers to some recent PBS FAQs

Q: Is there such a thing as a PBS-approved tyre? A: It is a common misconception that a tyre may be ‘PBS-approved’, and therefore be allowed to be used on any heavy vehicle combinations that are approved under the PBS Scheme. When specific tyres are listed on a PBS Design Approval, they are applicable to… Read more »

Heavy vehicle productivity: Being smart about getting heavy – PBS vehicles and bridge loading

High gross masses can mean potentially high bridge impacts, which naturally worries road owners and managers……but some heavy vehicles can be unfairly restricted. Pushing the boundaries of heavy vehicle productivity means more than just designing a vehicle to meet the bridge formula, and Advantia can show you smart methods of achieving real productivity gains. Bridge… Read more »