TY - BOOK ED - AASHTO Select Committee on Highway Safety. TI - Highway design and operational practices related to highway safety AV - HE5614.2 .A64 1974 U1 - 625.7042 19 PY - 1974/// CY - Washington, D.C. PB - American Association of State Highway and Transportation Officials KW - Traffic safety KW - United States KW - Roads KW - Design and construction KW - Safety measures N1 - Cover title; Includes bibliographical references ER -