Tunnel design question

NW Mailing List nw-mailing-list at nwhs.org
Tue Aug 24 13:14:36 EDT 2010


Does anyone know what factors went into the separated design of Huger or
Montgomery tunnels versus both tracks through the same bore like Elkhorn, Davy
and Roderfield?
Are there other separated tunnels (other than Hatfields, which were bored at
separate times?)Michael Shockley



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