Chicago Tunnel Map

Jon » 03 December 2007 » In Tubes, Tunnels, underground systems »

The Chicago Tunnel Company Railroad Map:

[photopress:Chiacgo_Railroad_Tunnel_courtesy_Phil_Okeefe.jpg,full,centered]

Apparently the system, as it evolved, had many surplus tunnels. And a parcel delivery system that never quite caught on. Seems well-suited for moving food, medicine and people in emergencies. (We haven’t learned yet anything about the flood-resistance of these tunnels, which were, on average, about 40 feet under street level.

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