‘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.
Ciallaíonn “an scóip ón talamh faoi acastóir amháin” an fad idir an pointe is airde de stua ciorcail a théann trí lár lorg boinn na rothaí d'acastóir amháin (na rothaí ar an taobh istigh i gcás boinn chúplacha) agus a theagmhaíonn leis an bpointe fosaithe is ísle den fheithicil idir an dá roth.