This tender covers concrete framework (Betonváz) construction works for the SPGK_NBS Wendlingen-Ulm new railway line project, specifically Planning Approval Section (PFA) 2.1 at the Großer Wendlinger Kurve, KIB Oberboihingen location in Germany. The works are part of the Stuttgart-Ulm high-speed rail infrastructure project managed by DB Projekt Stuttgart-Ulm GmbH. The scope involves structural concrete works associated with the railway civil engineering works at this section.