(a) The portion of State Highway 144 in Hood and Somervell Counties between its intersection with U.S. Highway 67 and its intersection with Mitchell Bend Highway is designated as the Ed Shipman Memorial Highway.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Ed Shipman 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.