b'T R A N S P O R T A T I O NRailroadsThe Yellowstone Branch of the Eastern Idaho Railroad crosses through Madison County running parallel to the Old Yellowstone Highway and parallel to much of US 20. This railroad also passes through Thornton, Rexburg and Sugar City. There is also the East Belt Branch that travels across the foothills east of Rexburg, roughly six miles from the Yellowstone Branch. Transportation Madison County Comprehensive Plan 80 The East Belt Branch runs between Ririe, Moody and Newdale, and connects to the Yellowstone Branch in St. Anthony. 7Major Interstates/Highways U.S. 20Runs east-west through the state of Idaho. US 20 is a four-lane, divided highway under the Idaho Transportation Department (ITD) jurisdiction that is the principal arterial crossing Madison County. US 20 runs in a northeasterly direction through the western half of the County between Idaho Falls and various destinations such as Island Park, Henrys Lake, West Yellowstone, Montana and on into Yellowstone National Park. US 20 also connects Rexburg with the nearby cities of Rigby and St. Anthony. There are three interchanges from US 20 leading into Rexburg, one on the south intersecting with University Boulevard, one intersecting with Main Street (SH 33), and one on the north end of the City intersecting with the Salem Highway.6Road and Bridge SystemIn the western part of the County, the roadway network is generally set on a square mile grid, while the eastern portion of the County has road spacings two, three, and four miles apart, running more diagonally in a southeasterly direction, following drainage patterns of the area.The majority of Madison County Roads are paved, varying in width from 14 to 64 feet with approximately 75% of County roads being 24 feet in width. About 10% of Madison County roads are narrower than 24 feet and about 15% are wider than 24 feet. The Henrys Fork of the Snake River runs southwesterly through Madison County, roughly parallel to US 20. There are only two crossings of the Henrys Fork in Madison County, one on State Highway (SH) 33 about 4.3 miles west of Rexburg and another on the Hibbard- Plano Highway, four miles northwest of Rexburg. The South Fork of the Teton River runs westerly on the north side of Rexburg. There are only two north-south crossings of the river east of US 20, one on 2nd East in the City of Rexburg and one on 2000 E. This river also crosses 2000 N (Moody Highway), 3000 N, 2000 W, and 3000 W. The North Fork of the Teton River runs easterly on the north side of Sugar City, crossing County roads 4000 E, 3000 E, 2000 E, 1000 E, Salem Highway, and 2000 W.6RexburgThe City of Rexburg maintains 49.1 miles of roadway, less than two miles of which are unpaved. With few exceptions, the city streets are arranged in a north-south, east-west grid. The City of Rexburg currently has no one-way streets. Nearly all of the streets are two-lane roadways and most have curb, gutter and sidewalks. Most residential streets are 34 to 44 feet wide (curb to curb). Most commercial streets are 56 feet to 66 feet wide, except for the fourand ve-lane arterials, which range from 66 to 100 feet in width. SH 33 is the main commercial thoroughfare through Rexburg, with the east-west portion designated as Main Street and the north-south segment identied as 2nd East. Main Street is primarily a four-lane roadway with some ve-lane segments. 2nd East is a ve-lane road from Main to SH 33 (N. Yellowstone). Other primary streets in Rexburg include 2nd West, the south portion of 2nd East, 1st North, 2nd South, and 7th South. A new arterial route for the southern portion of the City is currently being designed that will connect the south US 20 interchange with 7th South. MADISON County 513'