--- title: Improvement Era description: Monthly periodical of the Mormon church, 1897 onward. This library holds the issues of November 1897 to December 1930. authors: - Partridge, E. D. collections: - periodicals tags: - magazine - improvement-era periodical: Improvement Era volume: 10 number: 2 published: 1906-12 publisher: Young Men’s Mutual Improvement Associations publisher_place: Salt Lake City language: en type: magazine reference: 'E. D. Partridge, "The Highest Bridge in the World," *Improvement Era* 10, no. 2 (December 1906): 112.' source: url: https://archive.org/details/improvementera1002unse transcription: Transcribed from the Internet Archive scan of each issue (the item for each issue is named in the issue's own source); unnumbered advertising leaves are omitted, printed page numbers are kept as page markers. identifier: improvementera1002unse start_page: 112 end_page: 112 rights: status: public-domain basis: US publication 1930 or earlier (published 1906-12) source: https://archive.org/details/improvementera1002unse publication_year: 1906 note: The Internet Archive item metadata carries a blanket "© Copyright by Intellectual Reserve, Inc." notice. The library owner judged it inapplicable because this issue was published in 1906, before 1931; a scan-level notice does not restore copyright. --- # The Highest Bridge in the World highest bridge in the world is the recently constructed "Zambezi bridge" in Africa, ich is 450 feet or one- "^ twelfth of a mile high. The proposed electric car bridge, across the Royal Gorge in Colorado, will be 2, 627 feet from the surface of the water below. It will be of the steel suspension type, 230 feet long and 22 feet wide. The floor will be of one and a half inch plate glass, set in steel frame work, which will enable visitors to view trains on the D. & R. G. system as they pass over the wonderful "hanging bridge" of the Royal Gorge, over a half mile beneath. E. D. Partridge, B. S. Submarine Coal Mining. It is quite an interesting fact that coa mining is going on all the time under the bed of the Atlantic ocean in Breton, Canada. There is a seam about six feet thick, of the best quality of coal, which is mined at a depth of from 700 to 1, 300 feet below the surface of the water. At the shore line the vein is 690 feet below the surface, and dips seaward about one foot in twelve. The present workings are over a mile from the shore line, and are un-