‘group of axles’ means a number of axles having an axle spacing that is restricted to one of the axle spacings referred to as distance ‘d’ in Annex I to Directive 96/53/EC and which interact due to the specific design of the suspension;
«groupe d’essieux» des essieux dont l’écartement n’est pas supérieur à la distance «d» indiquée à l’annexe I de la directive 96/53/CE et qui interagissent en raison de la conception spécifique de la suspension;