State route No. 173.
RCW 47.17.360
in effectA state highway to be known as state route number 173 is established as follows: Beginning at a junction with state route number 17 at Bridgeport thence northwesterly on the south side of the Columbia river to a junction with state route number 97 in the vicinity of Brewster.
A state highway to be known as state route number 173 is established as follows:
Beginning at a junction with state route number 17 at Bridgeport thence northwesterly on the south side of the Columbia river to a junction with state route number 97 in the vicinity of Brewster.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=47.17&full=trueFetched: 6/29/2026