Diagrammatic guide signs for use on controlled access highways

Download or read book Diagrammatic guide signs for use on controlled access highways written by and published by . This book was released on 1972 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: The purpose of the diagrammatic signing research project was to develop warrants and standards for the use of diagrammatic guide signs on controlled access highways. Vol. 1 summarizes the entire digrammatic signing research program objectives sponsored by the Federal Highway Administration. It presents the recommended warrants, standards and guidelines for diagrammatic guide signs and the research basis for the recommendations, and suggests techniques and measures for the evaluation of highway signing.