ðə ɹˈeɪlweɪ ˌɛndʒɪnˈɪɹ fɹˈɪts bˈɪɹmən hˈɛdᵻd ðə pɹˈɑːdʒɛkt; ˌʌndɚ hɪz dᵻɹˈɛkʃən fɹˈiːdɹɪtʃ dˈɜːksən wˈɜːkt ˈaʊt ðə dɪzˈaɪnz.
The railway engineer Fritz Beermann headed the project; under his direction Friedrich Dirksen worked out the designs.