Photograph of large trestle at Slate Creek for flume on Twelve Mile Ditch Project. Underpinning being put in place. Photo taken from on the trestle looking northeast toward Twelve Mile Power House.
Photograph of large trestle at Slate Creek for flume on Twelve Mile Ditch Project. Underpinning being put in place. Photo taken from on the trestle looking northeast toward Twelve Mile Power House.