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| Frankfurt–Stuttgart high-speed railway | |
|---|---|
| Name | Frankfurt–Stuttgart high-speed railway |
| Locale | Germany |
| System | Deutsche Bahn |
| Start | Frankfurt (Main) Hauptbahnhof |
| End | Stuttgart Hauptbahnhof |
| Open | 1991–1993 |
| Length | 199 km |
| Tracks | Double track |
| Electrification | 15 kV 16.7 Hz AC |
| Speed | 280 km/h (design) |
Frankfurt–Stuttgart high-speed railway is a high-speed rail transport corridor connecting Frankfurt am Main and Stuttgart via a dedicated alignment that integrates with the Intercity-Express network, the Deutsche Bahn long-distance timetable and the European high-speed rail network. The line links major nodes such as Frankfurt Airport and Württemberg-region hubs, serving passengers traveling between the Rhine-Main metropolitan region, the Rhine Valley and the Baden-Württemberg capital while interfacing with freight corridors used by DB Cargo and international services to Basel and Paris. It functions as a backbone for connections among Frankfurt Airport Station, Mannheim Hauptbahnhof, Stuttgart Hauptbahnhof and integrates with projects like the Magistrale for Europe and routes toward the Gotthard Base Tunnel and Karlsruhe.
The corridor was built to provide a high-speed alternative to the historic Main–Neckar Railway and the Franconia Railway, enabling scheduled operating speeds up to 280 km/h with upgraded signaling such as LZB and later European Train Control System deployments; it connects nodes including Frankfurt (Main) Hauptbahnhof, Frankfurt Airport Frankfurt Stadion, Offenbach am Main, Wiesbaden catchments, Mannheim Hauptbahnhof, Heilbronn Hauptbahnhof and Stuttgart Hauptbahnhof. The alignment reduces journey times between Frankfurt am Main and Stuttgart and supports integrated timetables with ICE 1, ICE 2 and ICE 3 sets, facilitating competitive links to destinations such as Munich, Cologne, Nuremberg and international services to Zurich.
Planning traces to post-war discussions involving entities like the Bundesbahn and state authorities in Hesse and Baden-Württemberg, accelerated by national transport policy initiatives during the 1970s and 1980s that involved stakeholders such as the Federal Ministry of Transport and consultant firms advising on Trans-European Transport Network priorities. Early route studies referenced corridors evaluated in commission reports alongside proposals for the Stuttgart 21 programme and intersected with environmental impact assessments involving organizations such as NABU and local municipal councils in Offenbach and Heilbronn. Construction approval and financing arrangements required negotiation among the Bund, state governments, regional transport associations like the Rhein-Main-Verkehrsverbund and contractors including German engineering firms and consortia active in high-speed projects.
The alignment comprises about 199 km of double-track electrified high-speed line featuring structures such as the Mühlhausen Tunnel, viaducts crossing the Neckar and modifications at junctions near Mannheim and Stuttgart-Vaihingen. Key infrastructure elements include slab track sections, noise protection walls near urban areas like Obertürkheim, crossovers enabling routing to the classic network at nodes such as Böblingen and advanced maintenance depots similar to facilities used by DB Netz. Signaling began with Linienzugbeeinflussung and was upgraded in phases to ETCS specifications to permit interoperable operations with international railway operators including SNCF and ÖBB.
Timetabled services are dominated by long-distance Intercity Express services integrating rolling stock classes that maintain scheduled links from Frankfurt Airport station through Mannheim to Stuttgart Hauptbahnhof, supplemented by regional express services and rerouting options during engineering works coordinated with DB Regio. Operations adhere to capacity management rules established by Eisenbahn-Bundesamt oversight and utilize infrastructure charging and slot allocation practices shared with freight operators such as DB Cargo and private providers like Railion. During major events in Frankfurt and Stuttgart the line operates enhanced timetables and interfaces with urban transit systems including the Frankfurt U-Bahn and Stuttgart Stadtbahn for last-mile connectivity.
Primary motive power includes ICE 1, ICE 2, ICE 3 and derived electric multiple units maintained at depots influenced by standards developed with manufacturers such as Siemens and Bombardier Transportation, alongside locomotive-hauled trains using classes like the IC 4010 and freight traction from DB Class 152. On-board systems offer ETCS compatibility, automatic train control initially via LZB and later transitions to ETCS Level 2 for increased capacity; the line has been a testbed for aerodynamic and noise-abatement measures used by rolling stock suppliers and research institutions such as the Fraunhofer Society.
Construction was carried out in phases between 1985 and 1993 with major contracts awarded to German and international consortia; costs reflected tunneling, viaduct works and electrification, funded through a mixture of federal investment and state contributions involving budgetary oversight by ministries in Bonn and later Berlin. Cost control and schedule pressures prompted reviews by parliamentary committees and motivated incremental commissioning to bring sections into service progressively, mirroring financing models employed on contemporaneous projects like the Hanover–Würzburg high-speed railway.
The corridor shortened travel times, reshaped modal split in favor of rail for intercity journeys between Frankfurt and Stuttgart, influenced regional development policies in Rhein-Neckar Metropolitan Region and affected airport catchment dynamics at Frankfurt Airport. Reception included praise from business groups such as chambers of commerce in Stuttgart and academic transport researchers at Technical University of Darmstadt and Karlsruhe Institute of Technology, alongside criticism from environmental NGOs concerned with noise and landscape impacts and local activists in municipalities along the route. The line remains significant in discussions on German high-speed policy, integration with the Magistrale for Europe and future upgrades tied to ETCS deployment and capacity enhancements.
Category:High-speed rail in Germany Category:Railway lines opened in 1991