Heavy Trailer Class (HVNL s.5)
Rear Axle Group | Kingpin Coupling | Licence: HC or MC
Semitrailer
Articulated heavy trailer with rear axle group and front kingpin locking into a prime mover's fifth wheel.
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1. Basic & Technical Info
2. Licensing & Conditions
3. Enforcement Options
4. Images & Diagrams
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1. Basic Information & Technical Specifications
- Mass Limits: Tri-axle GML 20.0t, CML 21.0t, HML 22.5t (with Road Friendly Suspension). Max S-dimension 9.5m.
2. Licensing Requirements & Conditions
- Licence Class: Minimum HC for single semi; MC for multi-trailer combinations.
3. Enforcement Options & Roadside Focus
- Curtainsider Restraint: Weather curtains are not load-rated restraints; internal freight must be strapped to withstand 0.8g forward forces.
4. Reference Images & Inspection Points
Tri-Axle Tautliner Semitrailer
Check kingpin locking jaws, tri-axle brake boosters, and internal load lashings.