Wash. Rev. Code § 47.17.517
A state highway to be known as state route number 285 is established as follows: Beginning at a junction with state route number 28 in East Wenatchee, thence westerly across the Columbia river and northwesterly to a junction with state route number 2 in Wenatchee.
[ 1991 c 342 s 27; 1977 ex.s. c 224 s 1.]
Effective dates—1991 c 342: See note following RCW 47.01.425.