(a) The portion of United States Highway 59 in Harris County between its intersection with Little York Road and its intersection with State Highway Loop 8 is designated as the Deputy Sheriff Darren Almendarez Memorial Highway.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Deputy Sheriff Darren Almendarez Memorial Highway and any other appropriate information; and
(2) erect a marker at appropriate sites along the highway.