Chicago : Engineering and Contracting Pub. Co. · leaf 529
ther picked up by the cabledirectly or delivered to it by feeding derricks,and transferred by the cable to the fill; thesmaller rock was carried in 6x8-ft. skips, eachcapable of carrying 2 cu. yds. It was pos-sible to move the track trolley cable into anew position in about 2 hrs., which made avery… … Elevation-112 Fig. 3—Cross-Section of Morena Dam. As the freight rates from San Diego toMorena—a distance of about 60 miles bywagon road, with maximum grades of 16 percent to be overcome—run up to about 1 ct. per
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
