A state highway to be known as state route number 515 is established as follows:
Beginning at a junction with state route number 516 in the vicinity east of Kent, thence northerly to a junction with state route number 900 in Renton.
RCW 47.17.705
State route No. 515.
1970 ex.s. c 51 s 142.
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.