4 ([2023], © 2023) Technical design report HBS / T. Gutberlet (vol. eds.) ; T. Brückel, T. Gutberlet (ser. eds.) ; T. Claudio Weber, F. Galeazzi, D. Haar, N. Krause, B. Kreft, O. Krieger, E. Mauerhofer, J. Ottersbach, M. Pauli, A. Schreyer, J. Womersley. Volume 4 / Infrastructure and Sustainability