Diamond interchange program
Subtitle: user's manual
By: prepared for Federal Highway Administration ; prepared by Caltrans.
Contributors: United States. Federal Highway Administration.; California. Dept. of Transportation.
Series: Implementation package -- FHWA-IP-80-4.
Publisher: The Administration; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1981
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 81
Subjects: Traffic engineering -- New York (State) -- Data processing.; Traffic engineering -- California -- Data processing.; Traffic signs and signals -- New York (State) -- Data processing.; Traffic signs and signals -- California -- Data processing.
Notes: "December 1980"--Cover.

"The California/New York type 170 traffic signal controller system"--Cover.