Coding of the main silhouettes

Number of front axles

Number of rear axles

Total number of axles

TALW (t)

Trucks P11

1

1

2

18

Trucks P12

1

2

3

26

Trucks P13

1

3

4

31

Trucks P21

2

1

3

30

Trucks P22

2

2

4

38

Trucks P23

2

3

5

43

Trucks P24

2

4

6

52

Trucks P25

2

5

7

60

Trucks P26

2

6

8

68

Trucks P35

3

5

8

72