ULTIMATE INTERSTATES

Transportation Issues for Idaho, Indiana, California, and the U.S.
 

California & Nevada
     California
     Nevada
 

Pacific Northwest
     Oregon
     Washington
 

Four Corners
     Arizona
     Colorado
     New Mexico
     Utah
 

Northern Rockies
     Idaho
     Montana
     Wyoming
 

Northern Plains
     Iowa
     Minnesota
     Nebraska
     North Dakota
     South Dakota
 

Great Lakes and Ohio River Valley
     Kentucky
     Illinois
     Indiana
     Michigan
     Ohio
     Wisconsin - Under Construction