(a) The portion of Farm-to-Market Road 1462 in Brazoria County between State Highway 288 and State Highway 35 is designated as the Lieutenant Colonel Roy Lin Tisdale Memorial Highway.
(b) Subject to § 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Lieutenant Colonel Roy Lin Tisdale 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.