Being a Description of the concrete Roads in the United Kingdom, together with a Summary of the Experience in this Form of Construction gained in Australia, Canada, New Zealand and the United States of America.
GROWTH OF CONCRETE ROADS IN UNITED STATES 117
Fig. 73.—A concrete road near Salt Lake City.
(2| miles long.)
Fig. 74.—Morrison Road, between Denver and Morrison, Colorado.
(About 1 mile long.)