The San Lorenzo River is a 29.3 miles (47.2 km) long river whose headwaters originate in Castle Rock State Park in the Santa Cruz Mountains and flow south by southeast through the San Lorenzo Valley before passing through Santa Cruz and emptying into Monterey Bay and the Pacific Ocean.
The Fort Madison Toll Bridge is a tolled, double-decked swinging truss bridge over the Mississippi River that connects Fort Madison, Iowa, and unincorporated Niota, Illinois. A double-track railway occupies the lower deck of the bridge, while two lanes of road traffic are carried on the upper deck. The bridge is about 1 mile (1.6 km) long with a swing span of 525 feet (160 m), and was the longest and largest double-deck swing-span bridge in the world when constructed in 1927. It replaced an inadequate combination roadway/single-track bridge completed in 1887. The main river crossing consists of four 270-foot (82 m) Baltimore through truss spans and a swing span made of two equal arms, 266 feet (81 m) long. In 1999, it was listed in the National Register of Historic Places under the title, Fort Madison Bridge, ID number 99001035. It was also documented as survey number IA-62 by the Historic American Engineering Record, archived at the Library of Congress. Construction and photographic details were recorded at the time in Scientific American magazine.
The Brown Covered Bridge is a wooden covered bridge in Shrewsbury, Vermont. Located in the northwestern part of the town, it carries Upper Cold River Road over the Cold River. It was closed to vehicular traffic in 2011 due to damage from Hurricane Irene and reopened as a National Historic Site on July 5, 2016. Built in 1880 by noted Vermont bridgewright Nichols M. Powers, it was designated a National Historic Landmark in 2014, cited as one of the finest and least-altered examples of a Town lattice truss covered bridge in the United States.
The Bridgeport Covered Bridge is located in Bridgeport, Nevada County, California, southwest of French Corral and north of Lake Wildwood. It is used as a pedestrian crossing over the South Yuba River. The bridge was built in 1862 by David John Wood. Its lumber came from Plum Valley in Sierra County, California. The bridge was closed to vehicular traffic in 1972 and pedestrian traffic in 2011 due to deferred maintenance and "structural problems".
Santa Cruz Looff Carousel and Roller Coaster On The Beach Boardwalk is a National Historic Landmark composed of two parts, a Looff carousel and the Giant Dipper wooden roller coaster, at the Santa Cruz Beach Boardwalk in Santa Cruz, California, United States. They are among the oldest surviving beachfront amusement park attractions on the west coast of the United States. They were listed as a pair as a National Historic Landmark in 1987.
The Housatonic River Railroad Bridge is a historic bridge carrying Metro-North Railroad's New Haven Line trackage across the lower Housatonic River in the U.S. state of Connecticut. The bridge is also used by Amtrak for its Northeast Corridor services. It was listed on the National Register of Historic Places in 1987, which also refers to the bridge as the Devon Bridge. It is also referred to as the Devon Railroad Bridge by the state Department of Environmental Protection.
The Felton Covered Bridge is a covered bridge over the San Lorenzo River in Felton, Santa Cruz County in the U.S. state of California. Built in 1892, the bridge employs a Brown truss structural system and is approximately 80 feet long. The bridge became a California Historical Landmark in 1957, was placed on the National Register of Historic Places in 1973, and had a major restoration in 1987 after being damaged in storms in the winter of 1982.
California Powder Works was the first American explosive powder manufacturing company west of the Rocky Mountains. When the outbreak of the Civil War cut off supplies of gunpowder to California's mining and road-building industries, a local manufacturer was needed. Originally located near Santa Cruz, California, the company was incorporated in 1861 and began manufacturing gunpowder in May 1864. For 50 years, it was a major employer in the county, employing between 150 and 275 men. The powder works was located on a flat adjacent to the San Lorenzo River, three miles upstream of Santa Cruz.
The Gifford Covered Bridge, also called the C.K. Smith Covered Bridge, is a wooden covered bridge that crosses the Second Branch of the White River in Randolph, Vermont on Hyde Road. It was listed on the National Register of Historic Places in 1974. It is one of two bridges in the state that was uncovered when first built, its trusses boxed for shelter.
The Northfield Falls Covered Bridge, also called the Station Covered Bridge, is a wooden covered bridge that carries Cox Brook Road across the Dog River in Northfield, Vermont. Built in 1872, this Town lattice truss bridge is one of five surviving covered bridges in the town, and one of two that are visible from each other. It was listed on the National Register of Historic Places in 1974.
The Lower Cox Brook Covered Bridge is a wooden covered bridge that crosses Cox Brook in Northfield, Vermont on Cox Brook Road. Built in 1872, it is one of five surviving 19th-century covered bridges in the town, in the only place in Vermont where two historic bridges are visible from each other. It was listed on the National Register of Historic Places in 1974.
The AJX Bridge is a historic Pratt truss bridge in southwestern Johnson County, Wyoming. The bridge was built in 1931 across the South Fork of the Powder River near Kaycee, Wyoming. AJX Bridge was built to provide a river crossing for U.S. Route 87. It was placed on the National Register of Historic Places in 1985 as part of a Multiple Property Submission devoted to historic bridges in Wyoming.
The Eldean Covered Bridge is a historic covered bridge spanning the Great Miami River in Miami County, Ohio north of Troy. Built in 1860, it is one of the nation's finest surviving examples of a Long truss, patented in 1830 by engineer Stephen H. Long. At 224 feet (68 m) in length for its two spans, it is the longest surviving example of its type. It was listed on the National Register of Historic Places in 1975, and was designated a National Historic Landmark in 2016.
Scott Covered Bridge is a covered bridge spanning the West River in Townshend, Vermont. Built in 1870, it is at 277 feet (84 m) one of the longest covered bridges in the state, exhibiting three different forms of support: a Town lattice truss, kingpost trusses, and laminated arches. The bridge was listed on the National Register of Historic Places in 1973. It is closed to all traffic.
The South Newfane Bridge is a historic bridge, carrying Parish Hill Road across the Rock River in the village of South Newfane, Vermont. It is a Pratt through truss span, manufactured from rolled I-beams in 1939 to replace a bridge washed away in flooding. It was listed on the National Register of Historic Places in 1992.
Bridge 15, also known locally as the River Bridge, spans the White River in Sharon, Vermont. Built in 1928, this multi-span Parker truss bridge is one of a shrinking number of White River crossings of this type. It was listed on the National Register of Historic Places in 2008.
The Gould's Mill Bridge is a historic Baltimore through truss bridge, carrying Paddock Street across the Black River in Springfield, Vermont. The bridge was built by the Boston Bridge Works Company in 1929 after major flooding in 1927, and is one of the state's few examples of a Baltimore truss. It was listed on the National Register of Historic Places in 2006.
The Foundry Bridge is a historic Warren pony truss bridge, carrying Foundry Road across the First Branch White River in Tunbridge, Vermont. Built in 1889, it is one of the state's oldest wrought iron bridges, and the only surviving example in the state of work by the Vermont Construction Company, its only local manufacturer of such bridges. It was listed on the National Register of Historic Places in 2007.
The Centre Covered Bridge, also known as the Sanborn Covered Bridge, is a historic covered bridge, spanning the Passumpsic River next to U.S. Route 5 (US 5) north of the village of Lyndonville, Vermont. Built in 1872, it was moved to its present location and taken out of service in 1960. It is one of three surviving Paddle-Ford truss bridges in Vermont. It was listed on the National Register of Historic Places in 1974.
The River Road Covered Bridge was a historic covered bridge, carrying Veilleux Road across the Missisquoi River in Troy, Vermont. Built in 1910, the Town lattice truss was the only surviving covered bridge in Troy from the historic period of covered bridge construction when it burned on February 6, 2021. It also exhibited some distinctive variations in construction from more typical Town lattices. It was listed on the National Register of Historic Places in 1974.
