Source: https://tendernation.io/opportunities/01a13e2d-dd92-73d7-a9a6-cb9982bf60af/germany-architectural-construction-engineering-and-inspection-services-kor Open for bids DE # Architectural, construction, engineering and inspection services – Korridorsanierung Aachen-Köln - Planungsleistung Oberbau/Tiefbau - BA 1 (2600/2622: km 04 - 37) [DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16)](https://tendernation.io/buyers/db-infrago-ag-geschaftsbereich-fahrweg-bukr-16) Estimated value Not stated Published 12 Oct 2026 Deadline 26 days left 13 Nov 2026 ## About this tender Korridorsanierung Aachen-Köln - Planungsleistung Oberbau/Tiefbau - BA 1 (2600/2622: km 04 - 37) ## CPV classification Architectural, construction, engineering and inspection services Architectural and related services Architectural, engineering and planning services Architectural, engineering and surveying services Engineering services Railway engineering services Engineering design services Bridge-design services Technical planning services Source Tenders Electronic Daily (EU) · Notice 703317-2026 [View official notice](https://ted.europa.eu/en/notice/703317-2026) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16): past awards and live tenders](https://tendernation.io/buyers/db-infrago-ag-geschaftsbereich-fahrweg-bukr-16) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Architectural, construction, engineering and inspection services – Korridorsanierung Aachen-Köln, BA 3, Planung Oberbau LPH 1-3 und optional LPH 4,6,7 · DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · 17 days left · 4 Nov 2026](https://tendernation.io/opportunities/01a14063-3d36-7319-be61-2043e221d362/germany-architectural-construction-engineering-and-inspection-services-kor) [Consultative engineering and construction services – Planung Gleis- und Weichenerneuerung Oberbausanierung Strecke 2600 (Bauabschnitt 2) Köln - Aachen · DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · 16 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a14063-9322-7184-b2d9-77bd6880019f/germany-consultative-engineering-and-construction-services-planung-gleis-un) [Civil engineering consultancy services – Projektsteuerung (Erstellung und Umsetzung eines IBN-Konzeptes) KS Köln - Remagen · DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · 22 days left · 9 Nov 2026](https://tendernation.io/opportunities/01a13e2d-14e3-73b0-823e-c72fba8ec794/germany-civil-engineering-consultancy-services-projektsteuerung-erstellung) [Architectural, construction, engineering and inspection services – A4/L136 Bauoberleitung und örtl. Bauüberwachung für KIB und Verkehrsanlagen · Die Autobahn GmbH des Bundes - NL Rheinland · 8 days left · 27 Oct 2026](https://tendernation.io/opportunities/01a14064-c7b7-733e-b439-4fd5c61e4d93/germany-architectural-construction-engineering-and-inspection-services-a4) [Architectural, engineering and planning services – 26FEI88660 - KorSan Lübeck-Hamburg, Planungsleistung VST Reinfeld üL Lph 3-7, VA, Ing. und TWP · DB InfraGO AG – Geschäftsbereich Personenbahnhöfe (Bukr 11) · 1 day left · 19 Oct 2026](https://tendernation.io/opportunities/01a14066-4ec6-7044-8e33-79d13ba23a24/germany-architectural-engineering-and-planning-services-26fei88660-korsan) [Architectural, construction, engineering and inspection services – Korridorsanierung Bremen-Bremerhaven Nachtragsprüfung · DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · 1 day left · 19 Oct 2026](https://tendernation.io/opportunities/01a14066-e669-7157-a420-0723e1707b45/germany-architectural-construction-engineering-and-inspection-services-kor)