(a) The portion of U.S. Highway 290 in Waller County between its intersection with the Waller-Harris county line and its intersection with State Highway 6 is designated as the Trooper Russell Lynn Boyd Memorial Highway. The designation is in addition to any other designation.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Trooper Russell Lynn Boyd 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.