TE228.A1 P39 no. 2010-1; Highway-railroad grade crossings--California--San Diego County.; Traffic signs and signals--California--San Diego County.; Electronic traffic controls.; Railroads, Local and light--California--San Diego County.
Performed in cooperation with the California Dept. of Transportation and the Federal Highway Administration.; "April 2010."; Includes bibliographical references.
Snowplows--California--Steering-gear.; Inertial navigation systems.; Global Positioning System.
Title from PDF title page (viewed on January 28, 2010).; "December 2008."; Reprint. Originally published probably in 2004.; Includes bibliographical references (p. 45).; Final report.; Text document (PDF).; Performed by University of California,...