(a) The portion of U.S. Highway 377 in Kimble County between the western municipal boundary of Junction and its intersection with County Road 120 is designated as the Governor Coke R. Stevenson Memorial Highway. The designation is in addition to any other designation.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the highway number, the designation as the Governor Coke R. Stevenson Memorial Highway, and any other appropriate information; and
(2) erect a marker at each end of the highway and at appropriate intermediate sites along the highway.