View Larger Image View Larger Image View Larger Image View Larger Image View Larger Image View Larger Image View Larger Image View Larger Image View Larger Image Obere DonaustraßeRomana Schweng2025-06-18T07:00:31+00:00 Wohnhaus Tätigkeiten ÖBA, Kostenermittlungsgrundlage, BauKG Projektzeitraum 11/2015 – 03/2017