Directional signs for state parks within fifteen miles of an interstate highway shall be erected and maintained on the interstate highway by the department despite the existence of additional directional signs on primary or scenic system highways in closer proximity to such state parks.
RCW 47.36.290
State park directional signs.
1985 c 376 s 7
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.