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Development of the Rock Tunnel Concept for Storm Water and Sewage in Chicagoland Area
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English
Abstract
Short Tunneling history in Chicago starting with a water tunnel 1867. Sanitary engineering and form water flooding problems. Metropolitan Sanitary District of Greater Chicago and development of the Chicago Underflow Plan. The Lawrence Avenue tunnel - first large tunnel drilled in rock. Metropolitan Sanitary District's program of tunnels presently under contract and listing of proposed tunneling projects for 1977.