Section 15-20-313 - Designation of areas of local significance(a) The system and each portion of the system are declared to be areas of local significance within the meaning of 23 U.S.C. § 138.(b) This chapter does not prohibit or prevent any project or activity authorized or undertaken pursuant to an act of the United States Congress.Amended by Act 2017, No. 374,§ 26, eff. 8/1/2017.Acts 1973, No. 112, § 12; A.S.A. 1947, § 9-1412.