Experimental suspension trusses of boards. The board suspension bridge slipped its anchorage without breaking, under a weight of 84,000 pounds, exclusive of its own weight; span 100 feet, versed sine 10 feet. Forms part of Civil War photos, military construction and transportation in Northern Virginia and elsewhere / United States Military Railway Department . United States, History, Civil War, 1861-1865, Transportation.

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Size: 6134px × 4773px
Photo credit: © piemags/CMB / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1861-1865--transportation., states--history--civil, united, war