Pacific Highway (United States) from the Hudson's Bay Company were the first non-Native Americans to use the route of the future Pacific Highway to move between today's Washington State and "Alta California." During the second half of the 19th Century, mule trains, stagecoaches, and the Central Pacific Railroad also followed the route of the Siskiyou Trail. In the early 20th century, around 1910, entrepreneur Sam Hill lobbied the governments of Washington and Oregon to build automobile roads along the path of the Siskiyou Trail, with the ultimate goal of building a paved auto route from Canada to Mexico. Pacific Highway (United States) Pacific Highway
Washington State Route 105 In the 1964 state highway renumbering, SSH 13A was assigned the designation of SR 105. Part of the new coastal highway was eroded away in the late 1960s, leading to the first of several re-location projects. Between Grayland and Tokeland, SR 105 had to be re-routed inland in the 1990s from Cape Shoalwater, due to currents coming out of Willapa Bay causing severe erosion, taking many acres of land out to sea. Washington State Route 105 State Route 105 (SR 105) is a state highway in the U.S. state of Washington. It travels along the Pacific Coast between two junctions