Washington State Route 8 Washington State Route 8 State Route 8 (SR 8) is a state highway in Grays Harbor and Thurston counties, of the U.S. state of Washington. It extends from U.S. Route 12 (US 12) in the city of Elma, east to an interchange with US 101 about northwest of the state capital, Olympia. SR 8 intersects SR 108 west of McCleary. The route connects Elma and Olympia as part of a corridor between Aberdeen and the Puget Sound region. The highway was part of the Elma – Grand Mound branch of Primary State Highway 9 (PSH 9 EG) from 1937 until
Washington State Route 23 Washington State Route 23 State Route 23 (SR 23) is a state highway traversing Whitman and Lincoln counties in the U.S. state of Washington. The highway extends northwest from (US 195) in Steptoe through Sprague to an intersection with in Harrington. It serves as a route from and in Sprague towards Pullman via US 195, and has a longer child route, that travels north from SR 23 near Sprague to Reardan and Chewelah. SR 23 was formally established in 1964 using roadways that have existed since 1937 as Secondary State Highway 11F (SSF 11C) from Sprague to Harrington and Secondary