GAV - Common Buses

General Access Vehicles (GAV) don't require a permit or notice to access road networks; these vehicles have as-of-right access to the network unless otherwise signposted. For a heavy vehicle to be considered a GAV, they must be within the size and weight range outlined below.

The following buses are General Access Vehicles (GAVs) when complying with the GML and general dimensions described below.

Description Image Max Length
(metres)
Max Mass under GML
(tonnes)
Other
1. 2 Axle Bus GAV Bus - 2 Axle bus < 12.5 16.0 Complying Bus
2. Eligible 2 Axle Bus GAV Bus - 2 Axle eligible bus < 12.5 18.0 Eligible 2-axle bus
3. 3 Axle Bus GAV Bus - 3 Axle bus < 12.5 20.0 Complying Bus fitted with a 6 tyred tandem axle
4. 3 Axle Bus GAV Bus - 3 Axle bus < 12.5 22.5 Complying Bus fitted with a 8 tyred tandem axle
5. Eligible 3 Axle Bus GAV Bus - Eligible 3 Axle Bus < 12.5  22.0 Eligible 3-axle bus fitted with a 6 tyred tandem axle
6. 2 Axle Rigid Ultra-Low Floor Bus 2 Axle Rigid Ultra-Low Floor Bus < 12.5 16.0 Rear single axle group fitted with dual tyres
7. 3 Axle Ultra-Low Floor Articulated Bus GAV Bus - 3 Axle Ultra-Low Floor Articulated Bus <18.0 26.0 Rear single axle group(s) fitted with dual tyres
8. 3 Axle Double Decker Bus GAV Bus - 3 Axle Double Decker Bus <12.5 20.0

Twinsteer with load sharing suspension.

Rear single axle group fitted with dual tyres

A complying steer axle is permitted up to 6.5 tonnes on the steer axle provided it does not exceed the manufacturers rating. Allowable GVM/GCM may then also be increased by up to 0.5 tonnes.

 

Note: Combinations operating at Higher Mass Limits (HML) are considered a Restricted Access Vehicle (RAV) and must comply with the relevant state notice or permit conditions.