ANNEX IGENERAL DEFINITIONS, CRITERIA FOR VEHICLE CATEGORISATION, TYPES OF VEHICLE AND TYPES OF BODYWORK
Appendix 1Procedure for checking whether a vehicle can be categorised as off-road vehicle
4.Measurement of ground clearance
4.2.Ground clearance beneath one axle
4.2.1.
‘Ground clearance beneath one axle’ means the distance beneath the highest point of the arc of a circle passing through the centre of the tyre footprint of the wheels on one axle (the inner wheels in the case of twin tyres) and touching the lowest fixed point of the vehicle between the wheels.
4.2.2.
Where appropriate, the measurement of ground clearance shall be conducted on each of the several axles of a group of axles.