Reports and papers are presented under five sections as follows: section 1, Signalling function of road markings: report section 1 (Schreuder, D.A.); Reflectorised road markings, their contribution to traffic safety (Jackson, J.); Raised lane-line pavement markers as an aid to the performance of impaired drivers (O'Hanlon, J.F.); Visual processes in vehicle guidance (Riemersama, J.B.J.). Section 2, Contrast requirements of markings and studs: report section 2 (Blaauw, G.J.); The marking visibility due to contrast with the pavement in various conditions of illumination (Serres, A.M.); Overview of ARRB research on delineation (Jenkins, S.E. and Lay, M.G.). Section 3, Influence of beads and their application: report section 3 (Bry, M.); Surface treatment and night time visibility (Fournier, J.S.); The retroreflection level of road markings in France (Lothe, M.). Section 4, Products and materials: report section 4 (Schreiber, G.); Factors of night time visibility of delineation in case of rain (Cathelain, M.); The influence of different road surfaces to the night visibility of points and 2-component road markings (Reidt, W.). Section 5, Photometric and colorimetric properties: report section 5 (Kebschull, W. and Stephenson, H.F.); Measured data for the reflection properties of road surfaces and road markings in headlight illumination (Lundkvist, S.O.); Model considerations on the reflection properties of road surfaces and road markings in headlight illumination (Sorenson, K.); Effects of sample size, geometry and illuminants on the measurement of the luminance factor and day time color of reflective material (Rennilson, J.J.); A portable reflection measuring meter for measuring road marking reflectivity (Fleischer, J.); Measuring box for estimation of the reflection properties of road markings in headlight and daytime illumination (Gudum, J.); Comparison of the measuring results of retrometers of different type and make (Meseberg, H.H.); Objectives and quality of field reflectometers (Paumier, J.L.)
Samenvatting