(a) The portion of State Highway 95 in Lavaca County from the northern municipal limits of Shiner to the southern municipal limits of Moulton is designated as the Sergeant David M. Furrh Memorial Highway.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Sergeant David M. Furrh 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.