Houck Covered Bridge
This is a list of Indiana covered bridges. There are 98 historic wooden covered bridges in the U.S. state of Indiana. Fourteen of these bridges were built before 1870 and represent the most common truss styles (Burr Arch) in Indiana. Parke County, Indiana, Parke County bills itself as the covered bridge capital of the world. Combined with six counties that surround it, there are 51 of Indiana’s 98 covered bridges in this small area: Parke County (32), Putnam County (9), Fountain County (3), Vermillion County (3), Montgomery County (2), Owen County (1) and Vigo County (1). The majority, 54, are Burr Arch truss designs, while the next most common truss style is a Howe truss with 23. One each of the older style King post, King Post and Queen post, Queen Post are located in the western part of the state; Phillips Covered Bridge, Philips Bridge, west of Rockville in Parke County and Irishman Bridge, south of Terre Haute in Vigo County, respectively.Indiana Atlas & Gazetteer, DeLorme ...
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Covered Bridge
A covered bridge is a timber-truss bridge with a roof, decking, and siding, which in most covered bridges create an almost complete enclosure. The purpose of the covering is to protect the wooden structural members from the weather. Uncovered wooden bridges typically have a lifespan of only 20 years because of the effects of rain and sun, but a covered bridge could last over 100 years. In the United States, only about 1 in 10 survived the 20th century. The relatively small number of surviving bridges is due to deliberate replacement, neglect, and the high cost of restoration. European and North American truss bridges Typically, covered bridges are structures with longitudinal timber-trusses which form the bridge's backbone. Some were built as railway bridges, using very heavy timbers and doubled up lattice work. In Canada and the U.S., numerous timber covered bridges were built in the late 1700s to the late 1800s, reminiscent of earlier designs in Germany and Switzerland. Th ...
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