ɪn sˈʌtʃ sˈɜːkəmstˌænsᵻz, wˌɛn ðə tˈaɪmteɪbəl kʊd nˌɑːt biː kˈɛpt, dɹˈaɪvɚz hædtə hæv ɹˈɪʔn̩ ɐθˈɔːɹɪɾi tə pɹəsˈiːd fˈɜːðɚ.
In such circumstances, when the timetable could not be kept, drivers had to have written authority to proceed further.