Roadway widths for low-traffic-volume roads.

This report is recommended to persons involved in highway design, safety, maintenance, and administration. It describes the results of comprehensive safety, operational, and economic analyses regarding minimum roadway widths for low-volume roads. It is believed that this report provides useful information, documents a detailed research approach, describes a useful model for investigating many facets of low-volume roads, and presents recommendations for revisions to the design standards presented in the current AASHTO policy recommendations.