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William Howe was a construction contractor in Massachusetts when he patented the Howe truss design in 1840. [3] That same year, he established the Howe Bridge Works to build bridges using his design. [4] The first Howe truss ever built was a single-lane, 75-foot (23 m) long bridge in Connecticut carrying a road. [1]
William Howe (May 12, 1803 – September 19, 1852) was an American architect and bridge builder famous for patenting the Howe truss design for bridges in 1840. [ 1 ] Life and career
The McConnell's Mill bridge is particularly significant for its usage of the Howe truss design; it is one of only four extant Howe truss bridges statewide. [2]: 2 In 1980, the bridge was recognized for its historical significance by being placed on the National Register of Historic Places, [1] along with the Banks Bridge. [4]
The design resembles a Howe truss, but is entirely made of wood instead of a combination of wood and metal. [21] The longest surviving example is the Eldean Covered Bridge north of Troy, Ohio , spanning 224 feet (68 m). [ 22 ]
Town and Howe truss designs were patented by Ithiel Town in 1820 and William Howe in 1840, respectively. [2] The Buskirk Bridge a Howe truss design, and was built to replace a previous Burr arch truss. It is perhaps the earliest Howe truss bridge that survives in New York State. [4]
Amasa Stone had personally overseen both the bridge's design and its construction. He ordered the bridge built using a Howe truss design despite his chief engineer's argument that the span was too long to be safely bridged by that design. [143] Stone later admitted that using a Howe truss for such a long span was "experimental". [52]
The bridge, one of currently 17 drivable bridges in the county, is the longest single span covered bridge in the county, and is believed to be the oldest in the county as well. The bridge is a Howe truss design, [1] with laminated arches added during its renovation in 2003-04.
The bridge, one of currently 16 drivable bridges in the county, is a single span Howe truss design. [1] Built in 1868, it was reconstructed in 1984 with the help of three volunteers and four college students. [1] The bridge’s WGCB number is 35-04-06, [2] and it is located approximately 3.2 mi (5.1 km) south of downtown Conneaut. It is 136 ...