Hastighetsuppföljning på landsväg : mätresultat 1990 med delresultat från 1991 = Follow-up study of speeds on rural roads : measurements made during 1990 and the first part of 1991.

Follow-up studies of vehicle speeds have been carried out over a period of 11 years. The measurements have been made on straight and level rural road sections. During 1990 measurements were carried out at 57 points on 1 to 7 occasions at each point. Compared with 1989, the speeds of cars has increased during 1990. (A)