LINE Name Country City Regional Rail
Second Avenue Phase 1 US New York No
CONSTRUCTION DETAILS Start year End year Length (in km) Tunnel (in km) Tunnel Stations Source
2007 2016 2.7 2.7 100% 3 Measured
COST INFORMATION Cost (in M) Currency PPP rate Year PPP Real cost (in M$) Cost/km (in M$) Source
4450.0* USD 1.0 2012 4450 1648.1 Media
REFERENCE https://www.nytimes.com/2016/12/19/nyregion/second-avenue-subway-opening.html
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.
* Sources vary on whether it’s $4.4, $4.45, or $4.5 billion, see e.g. the higher figure at https://gothamist.com/news/the-insanely-expensive-second-avenue-subway-explained.