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The Pratt truss form, invented in 1844 by Thomas and Caleb Pratt, is the most common truss form in California and the United States. This form first appeared as a "combination truss" built in wood and iron with wooden vertical members, chords, and endposts, and iron tension diagonals. The basic form changed to all-metal construction by the 1880s.
The Dinkey Creek Bridge, also known as Fresno County Bridge No. 42C-04, [a] is a single-span, timber bowstring arch truss bridge that crosses Dinkey Creek in Fresno County, California, within Sierra National Forest. Built in 1938, it closed to automobile traffic in 1965 and was renovated in 1988 to replace rotting timbers.
American historic carpentry is the historic methods with which wooden buildings were built in what is now the United States since European settlement. A number of methods were used to form the wooden walls and the types of structural carpentry are often defined by the wall, floor, and roof construction such as log, timber framed, balloon framed ...
The Romans substituted bronze for wood in the roof truss(s) of the Pantheon's portico which was commissioned between 27 BC and 14 AD. The bronze trusses were unique but in 1625 Pope Urban VIII had the trusses replaced with wood and melted the bronze down for other uses. The Romans also made bronze roof tiles.
Steel built-up girder: 1903 2010 Southern Pacific Railroad: East Poplar Avenue San Mateo: San Mateo: CA-2275: Santa Inez Avenue Underpass Replaced Steel built-up girder: 1903 2010 Southern Pacific Railroad: Santa Inez Avenue San Mateo
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Few iron truss bridges were built in the United States before 1850. Truss bridges became a common type of bridge built from the 1870s through the 1930s. Examples of these bridges still remain across the US, but their numbers are dropping rapidly as they are demolished and replaced with new structures.
The Albion River Bridge is a wooden deck truss bridge crossing the Albion River in Mendocino County, California. It is the only remaining wooden bridge on California State Route 1; [1] [2] dramatic views of the bridge are visible from the nearby town of Albion, California. [3] It was listed on the National Register of Historic Places in July 2017.