Formally known as Brisbane Autocare

Mining Bus Roll Cages

Transport-certified rollover protection systems (ROPS), internal safety hoops, and structural reinforcement cages engineered for occupant survivability and fleet compliance.

Rollover protection structures built for extreme cabin security

Shielding vehicle occupants during severe vehicle rollover incidents demands uncompromising structural engineering that far exceeds standard chassis strength. Drawing on more than 20 years of dedicated automotive engineering experience, our workshop fabricates custom internal and external roll cages that fortify passenger compartments against roof crush and side-impact collapses. Whether outfitting mining support vehicles, personnel haulers, or off-pavement site transport, every protective cage is custom-modelled and welded directly to the vehicle framework. We manage the complete structural installation in-house, delivering certified safety conversions accompanied by official transport compliance plates.

Certified structural safety additions engineered for maximum impact absorption

Heavy-duty cabin reinforcement designed for high-risk operating environments

We integrate cold-drawn seamless steel tubing and engineered gussets designed to maintain cabin structural integrity under extreme dynamic forces.

  • Cold-Drawn Seamless (CDS) Steel Tubing: High-tensile steel tubing bent on CNC Mandrel machines to preserve tube wall thickness and deliver maximum energy dissipation.
  • Multi-Point Chassis Tie-Ins: Heavy-duty footplates anchored directly to primary body pillars and chassis rails to distribute impact energy away from passenger survival zones.
  • Padded Occupant Impact Guards: High-density, fire-retardant energy-absorbing foam wrapping installed along internal clearance bars to prevent head strikes.
  • Low-Profile Internal Contouring: Custom 3D-scanned cage profiles that hug interior pillars, preserving maximum headroom, seating capacity, and driver visibility.

Custom safety cage installations across high-risk sectors

Mining & resource sector fleets

Full internal and external Rollover Protection Systems (ROPS) built to meet strict site safety standards for light commercial vehicles, personnel haulers, and site support vehicles operating in pit mines and remote worksites.

Heavy industry & remote construction

Custom-engineered rollover protection for civil construction crews, pipeline operators, and infrastructure teams travelling across high-risk, unpaved site corridors.

Commercial fleet & site supply

Turnkey roll cage installations supported by efficient workshop scheduling. We work directly with vehicle dealers, mining contractors, and fleet managers to deliver site-compliant safety cages without delay.

Get in touch with our team to discuss your needs or to request a quote.

Over-engineered for zero chassis fatigue and maximum survivability

Cheap bolt-in cages or improperly welded safety bars can buckle under heavy impact, fail at joint welds, or introduce severe body flex that destroys vehicle structural panels over time. We eliminate these critical safety failures through an uncompromising engineering standard. By utilising advanced MIG and TIG welding techniques, heavy-gauge backing plates, and structural load analysis, our technicians guarantee that every rollover cage functions as a unified structural cell. Tested across millions of kilometres on Australian roads and harsh mine sites, our over-engineered safety cages meet strict TMR guidelines while delivering absolute cabin protection when it matters most.

Frequently asked questions

Are roll cage installations fully compliant with Queensland Transport and ADR regulations?

Yes. Every roll cage and ROPS structure engineered at our workshop strictly conforms to Australian Design Rules (ADRs), Queensland Transport (TMR) modification codes, and relevant workplace health and safety (WHS) site standards. We coordinate independent engineering sign-offs and supply official modification plates upon completion.

Will an internal roll cage reduce the vehicle's seating capacity or passenger headroom?

Our team uses 3D laser-scanning technology to design low-profile cage contours that tightly follow the inner body shell. This engineering approach minimizes intrusion into passenger survival zones, allowing original seating layouts and headroom clearances to be preserved in most vehicle models.

What is the difference between internal and external rollover protection systems (ROPS)?

Internal cages are installed completely inside the cabin, providing structural strength without altering the vehicle’s exterior dimensions. External ROPS are mounted over the outer bodywork, offering outer shell protection and helping prevent cabin crush during heavy industrial roll events.

How fast is the installation turnaround for commercial fleet roll cages?

We maintain streamlined workshop scheduling to minimise operational downtime. By coordinating directly with vehicle dealers and site fleet managers, we fabricate, fit, and certify rollover protection systems rapidly without unnecessary delays.

Can roll cages be retrofitted to pre-owned commercial vans or 4WD light vehicles?

Yes. Our engineering specialists evaluate the existing vehicle’s frame, pillar integrity, and floor pan condition to design custom mounting footplates that integrate seamlessly into the pre-owned chassis.

Get in touch

Let’s discuss your requirements

Speak directly with an experienced technician about your accessibility needs, engineering compliance, or fleet scheduling. We will give you direct answers and a straightforward solution.