(a) The portion of U.S. Highway 83 in Starr County from the eastern boundary of Starr County to Farm-to-Market Road 2360 or the most appropriate point west of Farm-to-Market Road 2360, as determined by the department, shall serve as a memorial to Trooper Eduardo Chavez.
(b) Subject to Section 225.021(c), the department shall:
(1) design and construct markers indicating that the portion of U.S. Highway 83 described in Subsection (a) is a memorial to Trooper Eduardo Chavez, and any other appropriate information; and
(2) erect a marker at each end of the highway and at appropriate intermediate sites along the highway.