Location:
, VA, United States
Post Date:
May 8, 2013 11:27 PM
TAG ID:
pubnchpics005928
(RM)
Credit:
Andrew J. Russell / NC History Images/Newscom
Format:
5541 x 4371 Color JPEG
Photographer:
Andrew J. Russell
Keywords:
United States Military Railway Department, CW150, 1861-1865, American Civil War, War Between the States, 1862, 1863, construction, bridge, engineering, laborers, experiment
Release Status:
No Model Release, No Property Release
Caption:
Photograph shows the construction of an experimental suspension/truss bridge. The workers are seen loading the structure with railroad iron for the purpose of testing its strength to its breaking point. 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.