Search Results: Bridge
The Bay system is at its narrowest point at the western end of Carquinez Strait, a six mile long submerged canyon that separates San Pablo Bay from Suisun Bay. The Bay Area's bridges have many superlatives associated with them, and the Carquinez Bridge is no exception...
A number of important and historic water crossings are clustered in the south Bay. The Dumbarton Bridge was the first road bridge to span the Bay, and today it connects the built-out Silicon Valley to the real estate of the south-east Bay. The train bridge south of the...
The Bay Bridge is one of the most impressive bridges in the country, though, like the City of Oakland it serves, it is usually upstaged by it's flashier neighbor, San Francisco's Golden Gate. The bridge's four mile span is composed of two halves. The Oakland side is...
This steel bridge, carrying cars on U.S. Route 64,650 feet above the Rio Grande River, is the fifth highest bridge in the USA, and is otherwise notable for its dramatic location, 10 miles northwest of Taos, New Mexico. It opened in 1965. The four bridges in the USA...
This suspension bridge, over the deep Royal Gorge in the Arkansas River, is said to be the highest bridge in the world, at 1,053 feet above the water level, and was constructed in six months in 1929. Today, the bridge is somewhat overwhelmed by the tourism industry...
Spanning the Delaware River, this 1,644-foot bridge is one of the longest cantilever bridges in the USA.
Inside the anchorage of the Brooklyn side of the Brooklyn Bridge is a cavernous complex of eight 50-foot tall spaces. These cathedral-like rooms were walled off and used for storage for many years, until 1983, when an arts organization installed an exhibit there as...
It was ten years between the famous collapse of the Tacoma Narrows bridge and the construction of the new bridge in 1950, and the remains of Galloping Gertie still lie submerged in the water below the current mile long span.
The last link in Appalachian Corridor L, completed in 1977. This 876-foot tall bridge, which weighs 88 million pounds, is the world's largest single arch steel span and the second-highest bridge in the United States. (The Royal Gorge Bridge over the Arkansas River in...
This small bridge is a relic from the first coast-to-coast highway. It is a historic monument and has a large plaque, however, the site is located within the restricted zone of Dugway Proving Ground.
This unusual bridge, at the confluence of two rivers, has three spans that meet in the middle, enabling travelers to chose among the two shores as their destination. The first version of the bridge was built in 1814, and it thus became part of the National Road, the...
In order to cross the Mississippi River, while enabling large vessels to pass underneath, trains begin a long, slow climb from the near sea-level swamps of southern Louisiana, two miles away from the river itself. The structure that allows this is part of the longest...
The longest floating bridge in the world, at 12,596 feet - 7,518 of which float.
A bridge-tunnel structure extending 17.65 miles across Chesapeake Bay, which makes it the longest bridge-tunnel structure in the world, completed in 1964.
A causeway across the middle of the Great Salt Lake divides the lake in half. It is part of the Lucin Cut-off, which is one hundred miles of railway built by the Southern Pacific Railroad to bypass the steep grades and curves on the portion of the transcontinental...
The historic Hetch Hetchy Aqueduct, a pipeline from a reservoir in the Sierras that carries much of San Francisco's water supply, plunges into the Bay briefly next to the old Dumbarton Cut-off railroad bridge. It emerges in an octagonal structure on the end of a pier,...
The flat and angular manmade Treasure Island contrasts nicely with the natural and hilly Yerba Buena Island, to which it is connected. 400 acre Treasure Island was created (by dumping dredged material) to house the 1939 Golden Gate International Exhibition, a world's...
Joe Minter is a visionary artist who has created a sculpture park of American history in his backyard. Using lumber, dolls, lawn ornaments, doors, and other found materials that he shapes, paints, assembles, and writes on, Minter has created a walk through "African...
One of two major quarries on the shores of the Bay, the Dutra quarry, unlike the Desilva quarry at the Dumbarton Bridge, has direct water access, and most of the materials are shipped by barge. The quarry supplies rock and pavement products for construction projects...
A 25-acre earthen promontory built for the Southern Crossing Bridge (which was never constructed) is now Heron's Head Park, so named because its shape resembles the head of a heron. The incompleted bridge project, dating from the 1960's, was going to retrieve more bay...