Business Loop I-20 - Abilene

The Texas business loops for Interstate 20 lie west of Fort Worth and represent old alignments of U.S. 80; each is assigned a letter to differentiate the various business loops from one another. The loop letter designations generally increase alphabetically from west to east.

Business Loop I-20R splits with Interstate 20 along side U.S. 84 from Exit 279 east to U.S. 83 and U.S. 277 (Winters Freeway) on the west side of Abilene. The route is 12.4 miles long overall; 8.47 miles separate from U.S. 84 along First Street and Old Highway 80 through Abilene to Exit 292A. Business Loop I-20R replaced Texas Loop 355 in 1990.

IH 20 west at BL I-20R – Abilene, TX — IH 20 west at Exit 292 A for Business Loop I-20 west into Abilene. This instance of Business Loop I-20 follows Old U.S. Highway 80. 06/14/08

bl-020-w-at-us-083b — Business Loop I-20R west crosses the Martin Luther King, Jr. Bridge in Abilene, Texas. Photo by Justin Cozart (04/18/08).

BL 20 west - Abilene, TX — Reassurance marker posted along 1st Street west of Sayles Boulevard near Downtown Abilene. Occasionally the TxDOT internal suffixes for business routes appear in the field, such as the letter R on this assembly. 06/14/08

Business Loop I-20 West in Abilene, Texas — Northbound U.S. 83 Business (Treadaway Boulevard) at Business Loop I-20 in Abilene. The two briefly overlap between South 1st Street and Highway 80 at N 1st Street. 06/14/08

Updated August 1, 2026