Abstract
The traffic flow on motorways is mostly determined by the provisions installed for the guidance of the road user. The signalization is an important and essential part of these provisions, in particular traffic signs. The signalization along the road must be an integrated part of the highway design, while this had a strong relation with the layout. In these recommendations emphasis is laid on the location of traffic signs. Next to it some cases are described, in which not can be satisfied to the conditions, which are normal.