b'T R A N S P O R T A T I O NRailroadsThe Eastern Idaho Railroad (EIRR) has rail lines in the southern portion of Fremont County. With nearly 359 track miles, the EIRR is one of the largest single short line spinos in Union Pacic history. It began in November of 1993. Serving the agriculturally diverse areas of Idaho Falls and Snake River area running from Buhl/Wendell to Minidoka, the EIRR carries a wide variety of products annually. 5Major Interstates/Highways US-20 passes from south to north through the county, carrying trac to and from the trade centers of Rexburg and Idaho Falls (to the south) and to West Yellowstone, Montana. SH-87 connects the Island Park area with the Madison River Valley in Montana. SH-47 serves a rural area east of Ashton. It connects with county roads that provide access to Cave Falls in the southwest corner of Yellowstone National Park and recreation areas in the Targhee National Forest. SH-32 runs southeast from Ashton, through Drummond, into Teton County, Idaho. SH-33 runs east from Sugar City along the Fremont-Madison County line through Teton and Newdale.Road and Bridge SystemThe Fremont County Road & Bridge Department maintained 707 miles of roads in 2005: 360 miles of paved roads, 226 miles of gravel roads, 28 miles of improved earth roads, 93 miles of unimproved roads, and 95 bridges. Map 2.17 shows the functional classes of existing roads. The Idaho Transportation Department (ITD) maintains federal and state highways in Fremont County. 6Airports Bowman Field Airport (ID52)Chester Henrys Lake Airport (U53)Island Park Stanford Field Airport (U12)St AnthonyPublic TransportationLimited passenger bus service by Salt Lake Express.FREMONT County 387'