RÉSUMÉ DIGEST ACT 10 (HB 97) 2021 Regular Session Thompson Designates U.S. Hwy. 425, specifically the portion that passes through Mangham, La., as the "Marshall Waters, Jr. Memorial Highway". Directs the Dept. of Transportation and Development (DOTD) to erect and maintain appropriate signage reflecting this highway designation provided local or private monies are received by the DOTD equal to its actual costs for material, fabrication, maintaining posts, and installation of each sign, not to exceed the sum of $550 per sign. Effective August 1, 2021.