(a) The portion of State Highway 207 in Armstrong County between its intersection with Farm-to-Market Road 2272 and Farm-to-Market Road 285 is designated as the William Hamblen Memorial Highway.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the William Hamblen 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.