Conduit No. 20 Tunnel

AddressNortheast Waterton
QuadKassler, 1965 (1985)
SourceInspector's Report, 1949, Bureau of Mines
HistoryOwned by City of Denver and operated by Board of Water Commissioners. This tunnel is part of a water diversionary project. It was driven through a low hill and the total length is 2,860 feet. The formation is a fairly soft shale. The tunnel is lined with concrete with a foot diameter. Surface buildings include an office, store room, impresser room, shop, and generator room.