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.
|Max Mass under GML
|1. 2 Axle Bus||< 12.5||16.0||Complying Bus|
|2. Eligible 2 Axle Bus||< 12.5||18.0||Eligible 2-axle bus|
|3. 3 Axle Bus||< 12.5||20.0||Complying Bus fitted with a 6 tyred tandem axle|
|4. 3 Axle Bus||< 12.5||22.5||Complying Bus fitted with a 8 tyred tandem axle|
|5. 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||< 12.5||16.0||Rear single axle group fitted with dual tyres|
|7. 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||<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.