"2008 Traffic Volumes on State Highways"(PDF). Oregon Department of Transportation. August 27, 2009. Page 91: East Portland Freeway No. 64 (I-205). Archived from the original(PDF) on 1 April 2010. Retrieved November 27, 2012.
"2008 Traffic Volumes on State Highways"(PDF). Oregon Department of Transportation. August 27, 2009. Page 91: East Portland Freeway No. 64 (I-205). Archived from the original(PDF) on 1 April 2010. Retrieved November 27, 2012.