ɪn nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi θɹˈiː, ɐ pɹəpˈoʊzəl tə kənstɹˈʌkt ɐ hˈaɪweɪ wʌz ɹˈɪʔn̩ ˌɪntʊ stˈeɪt lˈɔː ænd ɹᵻmˈeɪnz æz ðə pɹəpˈoʊzd stˈeɪt ɹˈaʊt wˈʌnhˈʌndɹɪd sˈɪksti ˈeɪt haʊˈɛvɚ, nˈoʊ hˈaɪweɪ hɐz ˈɛvɚ bˌɪn bˈɪlt, ænd ðə tɹˈeɪlz ˌoʊvɚ ðə pˈæs ɑːɹ jˈuːzəbəl ˈoʊnli fɔːɹ hˈaɪkɪŋ ænd ˈʌðɚ ɹˌɛkɹiːˈeɪʃən.
In 1943, a proposal to construct a highway was written into state law and remains as the proposed State Route 168 – however, no highway has ever been built, and the trails over the pass are usable only for hiking and other recreation.