ɔːlðˈoʊ ðə kˈɔst ʌv kənstɹˈʌktɪŋ ðə ɹˈoʊd hɐdbɪn ˈɛstᵻmˌeɪɾᵻd æt dˈɑːlɚ sˈɪkshˈʌndɹɪd,zˈiəɹoʊzˈiəɹoʊ zˈiəɹoʊ dˈɑːlɚ ɪn dˈɑːlɚz ɪn mˈeɪ wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈoːɹɾi nˈaɪn, ðə fˈaɪnəl kˈɔst pɹˈuːvd təbi dˈɑːlɚ wˈʌn.fˈoːɹ mˈɪliən dˈɑːlɚ ɪn dˈɑːlɚz.
Although the cost of constructing the road had been estimated at $600,000 ($ in  dollars) in May 1849, the final cost proved to be $1.4 million ($ in  dollars).