| LINE | Name | Country | City | Regional Rail | |||
| M4 | TR | Ankara | No | ||||
| CONSTRUCTION DETAILS | Start year | End year | Length (in km) | Tunnel (in km) | Tunnel | Stations | Source |
| 2003 | 2017 | 9.22 | 9.22 | 100% | 9 | Plan | |
| COST INFORMATION | Cost (in M) | Currency | PPP rate | Year PPP | Real cost (in M$) | Cost/km (in M$) | Source |
| 1000.0 | TRY | 1.1 | 2010 | 1100.0 | 119.3 | Media | |
| REFERENCE | https://www.cnnturk.com/turkiye/efsanevi-kecioren-metrosu-aciliyor | ||||||
| NOTES | Sections of the line constructed in trench are represented with the same line style as the at-grade sections. The project maps are based on information retrieved from OpenStreetMap and our research. Please contact us if you have more accurate information regarding this project. |
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| Go to Ankara city page. | |||||||
