(a) The portion of Interstate Highway 35 in Bell County between mile marker 294 and mile marker 297 is designated as the Trooper Tom Nipper Memorial Highway. The designation is in addition to any other designation.
(b) Subject to § 225.021(c), the department shall:
(1) design and construct markers indicating the designation as the Trooper Tom Nipper 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.