(a) The part of U.S. Highway 190 in Dallas, Collin, and Denton counties is the President George Bush Highway. The designation is in addition to any other designation.
(b) The department shall design and construct markers indicating the highway number, the designation as the President George Bush Highway, and any other appropriate information.
(c) The department shall erect a marker at each end of the highway and at appropriate intermediate sites along the highway.
(d) If the Texas Turnpike Authority assumes jurisdiction over the highway, the authority has the powers and shall perform the duties of the department under this section and Section 225.021.