æz ʌv tˈuː θˈaʊzənd sˈɪks ðə "tɹˈænz ˈeɪpɛks" tɹˈæfɪk pɹəpˈoʊzəl tˈaʊɾᵻd baɪ ðə fˈɔːɹmɚ lˈɔːɹd mˈeɪɚ, kˈæmbəl nˈuːmən, ɪnvˈɑːlvz ðə kənstɹˈʌkʃən əvə mˈeɪdʒɚ ɹˈoʊd tˈʌnəl sˈɪstəm θɹuː bɹˈɪsbən, ɪŋklˈuːdɪŋ wˈʌn tə ɹˈʌn ˌʌndɚ tˈuːwʌŋɡ, ɔːxˈɛnflaʊɚɹ ænd mˈɪltən, pˈɑːsᵻbli ɐlˈɔŋ ðɪ ɐlˈaɪnmənt ʌv mˈɪltən ɹˈoʊd.
As of 2006 the "TransApex" traffic proposal touted by the former Lord Mayor, Campbell Newman, involves the construction of a major road tunnel system through Brisbane, including one to run under Toowong, Auchenflower and Milton, possibly along the alignment of Milton Road.