Roads and the urban environment : proceedings of the symposium on roads and the urban environment, held at the Ministry for Public Works, in Madrid on 14th, 15th and 16th October 1974.

The symposium was designed to exchange the most recent research results in the field of traffic noise and vibration and to present in-depth studies on noise abatement (Session I), to discuss results of air pollution surveys and examine the orientation of future research in this area (Session II), to exchange information on the economic and regulatory aspects involved (Session III), and to consider the development and application of comprehensive environmental approaches when planning new roads and motorways in urban areas. (Session IV).