Environmental considerations in planning, design, and construction

This Special Report contains papers presented at the Fifth Summer Meeting of the Highway Research Board, July 31-August 2, 1972, at Madison, Wisconsin. The papers are from the sessions on environmental considerations in planning, design, and construction. They fall into 5 topics: Where do we stand?; Environmental planning process; Preservation of recreational, natural, and historical values; Visual quality in highway design; Effects of highway construction on the environment.