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State Information
Interstate
Highway System 50th Anniversary
- U.S.
Interstate Highway System News Release: "U.S. Interstate
System turns 50 years old, remains nation's most critical transportation
link, despite growing traffic congestion, which is likely to get
worse unless......" (June 29, 2006)

- The
Interstate Highway System: Saving Lives, Time and Money
- A report on the condition, impact, use and future needs of the
nation's Interstate Highway System (June 2006)
For information about your state Interstate
Highway System, please click on the map below.
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TRIP
1726 M Street, NW,
Suite 401
Washington, DC 20036-4521
Phone: (202) 466-6706 Fax: (202) 785-4722
trip@tripnet.org
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