CLASSIFICATION OF AXLE CONFIGURATIONS
Where a combination of vehicles is used, the axle configuration counts the total number of axles, namely the axles of the lorry or the road tractor, plus those of the trailer or semi-trailer.
The axle categories considered are as follows:
Coding | |
1. Number of axles of single vehicles (lorries): | |
2 | 120 |
3 | 130 |
4 | 140 |
other | 199 |
2. Number of axles for combinations of vehicles: lorry and trailer: | |
2+1 | 221 |
2+2 | 222 |
2+3 | 223 |
3+2 | 232 |
3+3 | 233 |
other | 299 |
3. Number of axles for combinations of vehicles: road tractor and semi-trailer: | |
2+1 | 321 |
2+2 | 322 |
2+3 | 323 |
3+2 | 332 |
3+3 | 333 |
other | 399 |
4. Road tractor alone | 499 |