A handbook of highway safety design and operating practices.
Edition: Revised and expanded version. --
Publisher: For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1973
Place of publication: Washington
Language: eng
Number of pages: 112
Subjects: Roads -- Safety measures.; Roads -- Accessories.
Other titles: Highway safety design and operating practices.
Notes: Revisions and new material will be issued through loose leaf supplements.