b'T R A N S P O R T A T I O NRailroadsThere are no railroad lines in the county.Major Interstates/Highways US-93 enters the county on a north-south route from Challis to the Montana border. US-28 intersects with US-93 from the east part of the county, connecting Salmon with Idaho Falls and the Snake River Plain. US-29 runs from Leadore to the Montana State line.Road and Bridge SystemLemhi County Road & Bridge maintains approximately four-hundred miles of roads within the county and over 3.500 miles of un-maintained roads on federal and state lands. The county is ninety-two percent public land and eight percent private land. 5Airports Lower Loon Creek Airport (ID67)Challis (Private) Leadore Airport (U00)Leadore May Airport (0U8)May Lemhi County Airport (SMN)Salmon Lewis And Clark Airstrip Airport (8ID8)Salmon (Private) Steele Memorial Heliport (0ID6)Salmon (Private)Public TransportationNone of the communities in Lemhi County have public transportation systems of their own. Though, there is a public transportation service available to the area through CART out of Salmon which provides service to Idaho Falls.LEMHI County 481'