Samenvatting
Papers presented at the session were as follows: Effectiveness of heavy truck conspicuity treatments under different weather conditions (Hildebrand, E. and Fullarton, P.); Underride collisions in Canada : an overview of the data (Welbourne, E.R. and Boucher, D.); Enquete sur les vehicules lourds affectes au transport de marchandises (Lemire, A.); Slush, asymmetrical drag, and road vehicle controllability (MacInnis, D. and Catania, J.J.).