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Started by Kate Lindqvist (@concrete_kate) ·

why are new subway lines so expensive in the US?

Phase 1 of the Second Avenue Subway cost roughly $1.5+ billion per km. Similar projects in Paris or Madrid cost a fraction. Overstaffing, oversized stations, consultants, and lack of in-house expertise come up again and again.

4 sources · 37 min down the hole

How I got here

Started with
“why does new york subway construction cost so much”
Ended at
“transit costs project report”

The Trail

  1. “why does new york subway construction cost so much” (google.com)
  2. Second Avenue Subway (en.wikipedia.org)
  3. Tunnel (en.wikipedia.org)
  4. “transit costs project report” (google.com)

Keep going