hˈaɪweɪ twˈɛlv wʌz ðˈɛn ɹˈaʊɾᵻd θɹuː bˈiːvɜːtən ænd ɚɹˈaʊnd ðɪ ˈiːstɚn ænd nˈɔːɹðɚn ʃˈoːɹz ʌv lˈeɪk sˈɪmkoʊ tʊ ɔːɹˈɪliə ænd lˈeɪɾɚ tə mˈɪdlənd; bˈiːvɜːtən wʌz bˈaɪpæst dˈʊɹɹɪŋ ðə nˈaɪntiːnhˈʌndɹɪd sˈɪksti z.
Highway 12 was then routed through Beaverton and around the eastern and northern shores of Lake Simcoe to Orillia and later to Midland; Beaverton was bypassed during the 1960s.