Stephansplatz is one of Austria‘s most prominent places due to St. Stephen’s Cathedral. Therefore this important central square shall be completely refurbished and its surface redesigned. For this purpose 36,400 granite slabs and stones are laid. In addition 1,500 t of asphalt concrete and 5,500 t of drain concrete are installed. Apart from surface assembly a second drainage level for the protection of the subterranean structures (catacombs and Virgil Chapel) is established. Furthermore, essential parts of the installations are relocated or renewed.
The construction works started in March 2017 and shall be concluded by November 2017.
Client: MA 28 – Vienna’s municipal authorities for road administration and construction, in cooperation with Kirsch ZT GmbH
Services: Traffic design, project control, tender