The first part of the autobahn between Wiesbaden and the Nordwestkreuz Frankfurt, was opened as early as 1934, then called the Rhein-Main-Schnellweg.
ðə fˈɜːst pˈɑːɹt ʌvðɪ ˌɔːɾoʊbˈɑːn bᵻtwˌiːn wˈiːsbædən ænd ðə noːɹdwˈɛstkɹuːz fɹˈæŋkfɜːt, wʌz ˈoʊpənd æz ˈɜːli æz nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi fˈoːɹ, ðˈɛn kˈɔːld ðə ɹˈeɪnmˈeɪnʃnˈɛlwɛɡ.