RCW 47.17.835
RCW 47.17.835: State route No. 902.
A state highway to be known as state route number 902 is established as follows: Beginning at a junction with state route number 90, thence northwesterly, northerly, northeasterly, and easterly, via the town of Medical Lake, to a junction with state route number 90 at a point approximately three miles northeast of Four Lakes.