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Thomas William Henry Harrison Moseley (November 28, 1813 – March 10, 1880) was a builder and designer of wrought-iron arch bridges.He is best known for his "Wrought-Iron Lattice Girder Bridge" patent of August 30, 1870.
In China, the oldest existing arch bridge is the Zhaozhou Bridge of 605 AD, which combined a very low span-to-rise ratio of 5.2:1, with the use of spandrel arches (buttressed with iron brackets). The Zhaozhou Bridge, with a length of 167 feet (51 m) and span of 123 feet (37 m), is the world's first wholly stone open-spandrel segmental arch ...
Brunel's wrought-iron Windsor Railway Bridge: both a tied-arch and a through-arch Stanley Ferry Aqueduct, Yorkshire, opened 1839, built in cast iron. A through-arch, but not a tied-arch. Many tied-arch bridges are also through-arch bridges. As well as tying the side-loads of the arch, the tension member is also at a convenient height to form ...
If one impost is much higher than another, the arch (frequently pointed) is known as ramping arch, raking arch, [90] or rampant arch (from French: arc rampant). [91] Originally used to support inclined structures, like stairs, in the 13th-14th centuries they appeared as parts of flying buttresses used to counteract the thrust of Gothic ribbed ...
Cast iron was not useful for items in tension like beams, where the more expensive wrought iron was preferred. Improvements in production saw the costs decrease at the same time as cast iron gained popularity. The puddling process, patented in 1784, was a relatively low cost method for producing a structural grade wrought iron.
It was the first bridge in the United States to use riveted wrought iron plates for the triangular-shaped top chord. [1] The bridge was completed in 1864 as Moseley Truss Bridge built by the Moseley Iron Building Works of Boston, to connect the Pacific Mills with Canal Street in Lawrence, Massachusetts, by spanning the North Canal. [3]
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3579 S High St, Columbus, OH · Directions · (614) 409-0683