Official summary · Deutsch
What is being procured?
Bauüberwachung: Ausbau S11/S-Bahn Stammstrecke Köln: Bauphase 27
Machine translation for guidance. The official summary remains authoritative.
Official summary · Deutsch
Bauüberwachung: Ausbau S11/S-Bahn Stammstrecke Köln: Bauphase 27
Notice history
Procurement timeline
Follow the main stages and updates linked to this procurement procedure.
Data is restructured for easier reading. The official notice and procurement documents always prevail.
Source and reliability
TED · 631619-2026. Checked on Sep 14, 2026, 11:05 AM.
Data is restructured for easier reading. The official notice and procurement documents always prevail.