RÉSUMÉ DIGEST ACT 4 (HB 227) 2015 Regular Session Jim Morris Designates the section of I-49 from the overpass at the U.S. Hwy. 71 interchange, in Caddo Parish, to the Arkansas state line as the "Greg Wall, P.E. Memorial Highway". Directs the Dept. of Transportation and Development to erect and maintain appropriate signage reflecting this highway designation. Effective Aug. 1, 2015.