National Boards => General Highway Talk => Topic started by: ShawnP on November 14, 2011, 09:37:44 PM
Title: List Of Interstate Mileage Opened By Year
Post by: ShawnP on November 14, 2011, 09:37:44 PM
Any one have a list? Thank you in advance.
Title: Re: List Of Interstate Mileage Opened By Year
Post by: kurumi on November 15, 2011, 02:03:01 AM
You might be able to derive it from the "Open to Traffic" column in the table at the bottom of this page: http://www.fhwa.dot.gov/highwayhistory/data/page06.cfm