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CRANES AUSTRALIA
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Vehicle Loading Crane Inspections and 10-Year Majors

Vehicle loading cranes, commonly known as truck-mounted or knuckle boom cranes, are among the most widely used and most easily overlooked lifting machines in Australia. This guide explains their inspection obligations, why they are so often neglected, and how routine checks, load testing and the ten-year major inspection keep them safe and compliant.

8 min read

01What Counts as a Vehicle Loading Crane

A vehicle loading crane is a crane mounted on a truck or trailer whose primary purpose is to load and unload goods from that vehicle. They range from small knuckle boom units on delivery trucks to large articulated cranes on heavy transport, and they are covered by AS 1418.11, which deals specifically with this class of crane, alongside the AS 2550 series for safe use. Because they are permanently attached to a vehicle, they are sometimes wrongly treated as part of the truck rather than as plant with its own inspection duties.

Under the Work Health and Safety Regulations enforced by the relevant state regulator, a vehicle loading crane is plant that must be inspected and maintained like any other crane. The PCBU operating the vehicle carries the duty to ensure the crane is safe, regardless of the fact that it travels on public roads and is often operated by drivers rather than dedicated crane operators.

02Why They Are Often Neglected

Vehicle loading cranes are the classic blind spot in a fleet's compliance program. Because they are seen as an accessory to the truck, their inspection and certification are frequently forgotten while the vehicle itself is serviced on schedule. Ownership of the inspection obligation can also be unclear where trucks are leased, subcontracted or moved between depots, leaving the crane's maintenance history fragmented or missing.

This neglect is risky. These cranes work hard, often lifting near maximum capacity, and they operate in uncontrolled environments such as roadsides, delivery docks and remote sites. A worn hydraulic ram, a fatigued boom section or a defective overload device can lead to a dropped load in a public space. Bringing vehicle loading cranes into the same disciplined inspection regime as the rest of a fleet closes a gap that regulators and insurers increasingly scrutinise.

03Routine and Periodic Inspections

Like all cranes, vehicle loading cranes require operator pre-start checks and more detailed periodic inspections at intervals set by the manufacturer and AS 2550. Periodic inspections focus on the hydraulic system, boom and extension sections, slew mechanism, stabiliser legs, control valves, overload protection and the mounting to the vehicle chassis. Hydraulic leaks, worn pins and bushes, and cracked or corroded structural members are common findings.

The vehicle mounting deserves particular attention, because the crane's loads are transferred into the chassis and subframe, and fatigue or corrosion there can undermine the whole installation. Stabiliser and outrigger condition is equally important, since a crane is only as stable as its supports. Regular inspection catches these issues before they progress to a failure while the crane is under load.

  • Hydraulic cylinders, hoses and control valves
  • Boom, extensions, pins, bushes and structural welds
  • Stabiliser legs, outriggers and their locking systems
  • Overload protection devices and mounting to the chassis

04Load Testing and Verification

Load testing confirms that a vehicle loading crane can safely handle its rated load and that its overload protection functions correctly. It is typically required after significant repair, modification or reinstallation onto a different vehicle, and it provides objective evidence that the crane performs as certified. For fleets, periodic load testing also builds confidence that cranes working near capacity every day remain within safe limits.

Testing must be carried out with calibrated equipment and documented so the results are traceable. Because vehicle loading cranes are frequently repaired in the field after minor damage, keeping a clear record of any repair and subsequent verification is important. This documentation forms part of the maintenance history that supports the crane's continued use and its eventual major inspection.

05The Ten-Year Major Inspection

Vehicle loading cranes are subject to a major inspection, generally due at ten years of service, in line with the AS 2550 requirements that apply to cranes generally. The major inspection goes well beyond a periodic check: it involves substantial dismantling, non-destructive testing of critical structural and hydraulic components, and an engineering assessment of the crane's remaining safe working life. Given how hard these cranes work, the major often reveals fatigue and wear that routine inspection alone would not detect.

Because a vehicle loading crane earns its keep only when the truck is on the road, planning the major inspection to coincide with scheduled vehicle downtime keeps disruption to a minimum. Confirming the due date from the compliance plate and logbook early lets you arrange the inspection before the certificate lapses, rather than discovering it is overdue when the crane is needed for a job.

06Book an Inspection

Cranes Australia inspects, load tests and carries out ten-year major inspections on vehicle loading and truck-mounted cranes for operators of all sizes, from single-truck businesses to large transport and delivery fleets. We work to AS 1418.11 and the AS 2550 series and provide clear certification that closes the compliance gap these cranes so often fall into.

To bring your vehicle loading cranes into a proper inspection program, arrange load testing after a repair or plan a ten-year major, call us on 0416 689 689 and our team will help you keep every crane in your fleet safe and compliant.

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