ɐ pɹəpˈoʊzd ɹˈoʊd θɹuː ðə nˈæʃᵻz pˈæs wʌz ˈædᵻd tə ðə stˈeɪt hˈaɪweɪ sˈɪstəm ɪn nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi θɹˈiː, ænd ɪz stˈɪl ɪn stˈeɪt stˈætʃuːts æz stˈeɪt ɹˈaʊt wˈʌnhˈʌndɹɪd sˈɪksti ˈeɪt, bˌʌt ðə ɹˈoʊd hɐz nˈɛvɚ bˌɪn bˈɪlt.
A proposed road through the Naches Pass was added to the state highway system in 1943, and is still in state statutes as State Route 168, but the road has never been built.