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| Ankara railway | |
|---|---|
| Name | Ankara railway |
| Locale | Turkey |
| Start | Istanbul |
| End | Kars |
| Open | 19th century |
| Owner | Turkish State Railways |
| Operator | TCDD Taşımacılık |
| Linelength | 2000+ km |
| Gauge | Standard gauge |
| Electrification | 25 kV AC (selected sections) |
Ankara railway
Ankara railway denotes the principal railway axis centering on Ankara that links western, central and eastern parts of Türkiye via the national trunk network. It forms a nexus between historic corridors such as the Baghdad Railway, the Ankara–Istanbul railway, and international links toward Georgia and Iran. The corridor is administered and operated within the frameworks of Turkish State Railways and its successor passenger subsidiary TCDD Taşımacılık, integrating high-speed, intercity and freight flows that connect to hubs like Sivas, Kayseri, and Eskişehir.
Rail connections through Ankara grew from late Ottoman initiatives tied to projects like the Baghdad Railway and the Ankara–Istanbul railway concession era, intersecting with investments by companies linked to the German Empire and the British Empire. During the Turkish War of Independence, rail lines through Ankara were strategic for the Grand National Assembly of Turkey logistics and troop movements, later nationalized under the Republican-era institution Turkish State Railways. Post‑World War II modernization paralleled European reconstruction trends influenced by contacts with the United Kingdom and the Soviet Union; the line saw dieselization in the mid‑20th century and staged electrification aligned with economic plans promulgated by successive cabinets in Ankara.
The corridor comprises mixed traffic mainlines, yard complexes, and depots operated by Turkish State Railways with passenger operations run by TCDD Taşımacılık. Track infrastructure includes sections rebuilt to high-speed alignments shared with the Ankara–Konya high-speed railway and connecting works toward Istanbul and Kars. Major workshops historically in Sivas and Kayseri handle rolling stock overhauls, while signal upgrades reference standards promoted by International Union of Railways partnerships and equipment suppliers from Siemens and Alstom. Freight operations serve ports linked by rail such as İzmir and inland terminals in Bursa and Adana; traffic management cooperates with customs authorities for transcontinental freight toward Iran and the Caucasus.
Services range from high-speed trains on dedicated lines between Ankara and Eskişehir extending to Istanbul and Konya, to conventional intercity expresses serving Sivas, Kayseri, Kırıkkale, and Kars. Regional commuter services radiate from Ankara to suburbs and satellite cities via the Ankara Suburban Railway corridors, interfacing with urban transit managed by Ankara Metropolitan Municipality and tram networks. International connections have included trains to Tbilisi and onward to Baku via the Baku–Tbilisi–Kars railway project, linking with routes utilized by freight operators and multinational logistics firms.
Principal stations serving the corridor include Ankara Central Station as the national hub, historic termini like Sivas Central Station, and key interchanges such as Eskişehir Railway Station known for high-speed links. Stations vary from Ottoman-era edifices preserved as cultural landmarks to contemporary complexes integrating retail and transit-oriented development near Kızılay and university precincts. Freight terminals at Kayseri and container yards at İzmir Port Authority facilitate modal interchange; border stations toward Iran incorporate customs and gauge-change facilities coordinated with bilateral agreements.
Modernization initiatives combine domestic investment plans approved by ministries seated in Ankara with loans and technology transfers involving institutions like the European Bank for Reconstruction and Development and bilateral partners from Germany and Japan. Projects include electrification, continuous welded rail upgrades, grade separation, and deployment of European Train Control System (ETCS) levels on select corridors. The construction of high-speed alignments and bypasses reduced travel times on the Ankara–Istanbul and Ankara–Konya axes, while redevelopment around major stations links to urban regeneration schemes promoted by the Republic of Turkey Ministry of Transport and Infrastructure.
Safety governance references standards from the International Union of Railways and national regulations enforced by agencies under the Republic of Turkey. Incidents on the corridor have ranged from derailments and signaling failures to collisions, prompting accident investigations by national inquiry boards and resulting in infrastructure upgrades and revised operating protocols. High-profile accidents triggered reforms in maintenance regimes, staff training overseen by vocational schools affiliated with Ankara University and revised technical specifications for rolling stock procured from international manufacturers.
The rail axis through Ankara has shaped urban morphology, contributed to industrial agglomerations in Eskişehir and Kayseri, and enabled cultural exchanges reflected in literature, cinema, and music referencing train journeys to and from Ankara. Economically, the corridor underpins freight flows of minerals from eastern Anatolia to western ports, agricultural exports from Central Anatolia to international markets, and tourism connecting heritage sites such as Hattusa and Goreme to national rails. The railway’s presence influenced demographic patterns around stations, fostering satellite towns and commuter belts linked to employment centers in Ankara and manufacturing clusters supported by trade agreements with Russia and Iran.