| LINE | Name | Country | City | Regional Rail | |||
| Line 2 extension | BG | Sofia | No | ||||
| CONSTRUCTION DETAILS | Start year | End year | Length (in km) | Tunnel (in km) | Tunnel | Stations | Source |
| 2012 | 2016 | 1.3 | 1.3 | 100% | 1 | Media | |
| COST INFORMATION | Cost (in M) | Currency | PPP rate | Year PPP | Real cost (in M$) | Cost/km (in M$) | Source |
| 21.0 | EUR | 3.32 | 2014 | 79.8 | 61.4 | Media | |
| REFERENCE | https://seenews.com/news/sofia-subway-launches-13-km-section-with-one-station-533330 | ||||||
| NOTES | The ‘Real cost’ values have been adjusted for inflation and PPP. 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 Sofia city page. | |||||||
