The four core risk pillars: operationalising the 2026 Master Code.
Under the HVNL Primary Duty (s26C), each party in the Chain of Responsibility must eliminate or, if that is not reasonably practicable, minimise transport safety risks so far as is reasonably practicable. The 2026 Master Code provides guidance on identifying hazards, assessing risk and selecting controls. These four pillars are a practical lens on recurring risks.
Speed management and trip scheduling
Off-road practices can put direct pressure on on-road speed. Unrealistic delivery windows, punitive delay clauses and poorly planned journeys can create incentives to speed. The Code’s activity-based approach draws attention to the consignors, schedulers and loading managers whose decisions shape that pressure before wheels turn.
Key statutory focus
HVNL s26C (Primary Duty), s26E (prohibited requests and contracts), speeding provisions.
Parties to consider
Schedulers, consignors, consignees, operators, loading managers, where they undertake or influence these activities.
| Operational hazard | Contributing factors | Example controls | Example evidence |
|---|---|---|---|
| Unrealistic transit windows | Delivery deadlines set without accounting for required rest or road conditions. | Calculate schedules from legal speed limits with buffers for congestion, terrain and weather. | Transit schedule calculations; route risk assessments. |
| Delay-driven acceleration | Loading or unloading queues eating into transit windows; fear of demurrage or penalties. | Delay-notification protocol with slot re-booking; contract terms that do not penalise safety-driven or detention delays. | Time-stamped site entry and exit records; revised service agreements. |
| Monetary or contractual incentives | Bonuses tied strictly to early delivery or rapid turnaround. | Review freight agreements so KPIs and pay do not reward speeding or compressed travel times. | Carrier contracts; KPI definitions; driver and subcontractor pay terms. |
| Unmonitored on-road speed | Little visibility of actual vehicle speeds across the network. | Where suited to the operation, use speed monitoring (such as telematics) with exception thresholds set by risk assessment and a clear coaching pathway. | Speed exception reports; coaching logs; corrective action records. |
Fatigue risk management and rest
Fatigue is a significant contributor to serious heavy-vehicle incidents. Managing it cannot rely on the driver’s work diary alone: off-road parties influence waiting times, rest amenities and whether schedules are adjusted when delays build up.
Key statutory focus
HVNL Chapter 6 (fatigue management), s26C, s26E.
Parties to consider
Schedulers, loading managers, employers, prime contractors and drivers, where they undertake or influence these activities.
| Operational hazard | Contributing factors | Example controls | Example evidence |
|---|---|---|---|
| Accumulated roster fatigue | Consecutive shifts, night driving blocks and short recovery breaks. | Build rosters from total work demand, including waiting and loading time, with recovery periods. | Rosters compared with actual hours; work diary reviews. |
| Site detention and queueing | Long, unplanned waits at receivers or terminals consuming driving and rest time. | Booking slots, turnaround targets and amenities; re-plan the onward journey after long delays. | Turnaround data; booking records; re-plan logs. |
| Pressure to keep driving | Drivers or owner-drivers fearing loss of work if they stop. | A no-penalty fatigue reporting and stand-down process, communicated to contractors. | Fatigue reports and responses; contractor communications. |
| Fitness for duty | Sleep disorders, illness or medication affecting alertness. | Fitness-for-duty prompts, health awareness and confidential adjustment pathways. | De-identified fitness declarations; adjustment records. |
Mass, dimension and loading
Load safety runs from packaging and mass declarations to placement, restraint and weighing. Consignors, packers and loaders often control more of this risk than the driver.
Key statutory focus
HVNL s26C and mass, dimension and loading requirements; the Load Restraint Guide.
Parties to consider
Consignors, loaders, packers, loading managers and operators, where they undertake or influence these activities.
| Operational hazard | Contributing factors | Example controls | Example evidence |
|---|---|---|---|
| Gross vehicle overmass | Inaccurate freight declarations; no weighing at dispatch. | Accurate mass declarations; verify by weighbridge or on-board mass systems where risk warrants. | Weight declarations; weighbridge dockets; on-board mass logs. |
| Axle group overload | Correct gross mass but poor placement overloads steer or drive axles. | Load distribution plans for each vehicle and axle configuration; visual axle-load charts for loading staff. | Load plans; placement diagrams signed by the loader. |
| Load shift | Insufficient lashing capacity, friction or blocking for braking and cornering forces. | Restrain loads to the performance standards in the Load Restraint Guide, using a method suited to the load. | Restraint calculations; photographic pre-trip tie-down checks. |
| Over-dimension hazards | Oversize loads departing without permits, escorts or route checks. | Pre-dispatch dimension checks against approved routes and permits. | Dimension sign-off sheets; permits; route survey records. |
Vehicle standards and roadworthiness
Mechanical integrity is not only a roadside concern for the driver. It depends on preventative maintenance, fast defect reporting and separation between maintenance decisions and commercial pressure.
Key statutory focus
HVNL Chapter 3 (vehicle standards), s26C.
Parties to consider
Fleet operators, maintenance providers, registered operators and drivers, where they undertake or influence these activities.
| Operational hazard | Contributing factors | Example controls | Example evidence |
|---|---|---|---|
| Undetected critical defects | Incomplete pre-start checks missing brake, tyre or steering issues. | Structured pre-start inspections (paper or digital) with a hold on use until critical items pass. | Pre-start inspection records; defect registers with supervisor sign-off. |
| Suppressed defect reporting | Commercial pressure to defer rectification. | A grounding or red-tag process that lets drivers and mechanics take vehicles out of service without commercial reprisal. | Out-of-service tags; downtime logs; defect close-out records. |
| Irregular maintenance | Servicing on arbitrary schedules rather than duty cycle or manufacturer guidance. | A maintenance system scheduling services by distance, hours or condition, appropriate to the fleet. | Maintenance history files; mechanic sign-offs; parts records. |
| Non-compliant modifications | Unapproved chassis, drawbar or lighting changes. | Have modifications assessed and certified through the applicable approval process. | Modification certificates; modification plate records; updated asset register. |
Testing your controls against the Code.
Policies on paper are a starting point. The Primary Duty is about whether safe systems are actually in place, monitored and reviewed. Use the free tools here, or ask CoR Australia for an independent audit.