Wash. Rev. Code § 47.52.145
Whenever after the final adoption of a plan for a limited access highway by the department, an additional design public hearing with respect to the facility or any portion thereof is conducted pursuant to federal law resulting in a revision of the design of the limited access plan, the department may modify the previously adopted limited access plan to conform to the revised design without further public hearings providing the following conditions are met:
[ 2006 c 334 s 26; 1981 c 95 s 2; 1977 c 77 s 1.]
Effective date—2006 c 334: See note following RCW 47.01.051.