The Loop consists of I-30, I-369, Loop 151, and AR 151. US 59 is concurrent with the beltway from the southwest corner of Texarkana to State Line Avenue. I-30 forms the northern portion of the route, running north of both the twin cities. The eastern section of the Loop consists of I-49 and AR 151, and runs from US 59/71 north of I-30 to an interchange with I-49 on the southeast side of Texarkana. The southern section of the loop consists of Loop 151 and AR 151. It runs from I-49 in southeast Texarkana to I-369 in southwest Texarkana. The western section of the loop is formed by I-369. I-369 continues north on the western side of Texarkana to a stack interchange with I-30 in northwest Texarkana.
