RCW 47.17.503State route No. 278.A state highway to be known as state route number 278 is established as follows:Beginning at a junction with state route number 27 in Rockford, thence easterly and southerly to the Washington-Idaho boundary.[ 1991 c 342 s 26.]NOTES:Effective dates—1991 c 342: See note following RCW 47.01.425.
Washington Legal Code