The San Francisco–Oakland Bay Bridge, commonly referred to as the Bay Bridge, is a complex of bridges spanning San Francisco Bay in California. As part of Interstate 80 and the direct road between San Francisco and Oakland, it carries about 260,000 vehicles a day on its two decks. It includes one of the longest bridge spans in the United States.
An arch bridge is a bridge with abutments at each end shaped as a curved arch. Arch bridges work by transferring the weight of the bridge and its loads partially into a horizontal thrust restrained by the abutments at either side, and partially into a vertical load on the arch supports. A viaduct may be made from a series of arches, although other more economical structures are typically used today.
Gladesville Bridge is a heritage-listed concrete arch road bridge that carries Victoria Road over the Parramatta River, linking the Sydney suburbs of Huntleys Point and Drummoyne, in the local government areas of Canada Bay and Hunter's Hill, in New South Wales, Australia. Despite its name, the bridge is not in Gladesville.
The Blue Water Bridge is a twin-span international bridge across the St. Clair River that links Port Huron, Michigan, United States, and Point Edward, Ontario, Canada. The Blue Water Bridge connects Highway 402 in Ontario with both Interstate 69 (I-69) and Interstate 94 (I-94) in Michigan.
The Richmond–San Rafael Bridge is the northernmost of the east–west crossings of California's San Francisco Bay, carrying Interstate 580 from Richmond on the east to San Rafael on the west. It opened in 1956, replacing ferry service by the Richmond–San Rafael Ferry Company, and was officially renamed in 1981 to honor California State Senator John F. McCarthy, who championed the bridge's creation.
The Sellwood Bridge is a deck arch bridge that spans the Willamette River in Portland, Oregon, in the United States. The current bridge opened in 2016 and replaced a 1925 span that had carried the same name. The original bridge was Portland's first fixed-span bridge and, being the only river crossing for miles in each direction, the busiest two-lane bridge in Oregon.
Interstate 580 (I-580) is a 35.019-mile (56.358 km) auxiliary Interstate Highway in Western Nevada. It runs concurrently with US Route 395 (US 395) from an intersection with US 50 near the southern boundary of Carson City to the Reno Spaghetti Bowl interchange with I-80 in Reno. The freeway provides a high-speed direct route between Lake Tahoe and Carson City to Reno and I-80.
The Francis Scott Key Bridge, more commonly known as the Key Bridge, is a six-lane reinforced concrete arch bridge carrying U.S. Route 29 (US 29) across the Potomac River between the Rosslyn neighborhood of Arlington County, Virginia, and the Georgetown neighborhood of Washington, D.C. Completed in 1923, it is Washington's oldest surviving road bridge across the Potomac River.
The Mike O'Callaghan–Pat Tillman Memorial Bridge is an arch bridge in the United States that spans the Colorado River between the states of Arizona and Nevada. The bridge is located within the Lake Mead National Recreation Area approximately 30 miles (48 km) southeast of Las Vegas, and carries Interstate 11 and U.S. Route 93 over the Colorado River. Opened in 2010, it was the key component of the Hoover Dam Bypass project, which rerouted US 93 from its previous routing along the top of Hoover Dam and removed several hairpin turns and blind curves from the route. It is jointly named for Mike O'Callaghan, Governor of Nevada from 1971 to 1979, and Pat Tillman, an American football player who left his career with the Arizona Cardinals to enlist in the United States Army and was killed in Afghanistan in 2004.
The Port Mann Bridge is a 10-lane cable-stayed bridge, 90 km/h speed limit, in British Columbia, Canada, that opened to traffic in 2012. It carries 10 lanes of traffic with space reserved for a light rail line.
The High Five Interchange is one of the first five-level stack interchanges built in Dallas, Texas. Located at the junction of the Lyndon B. Johnson Freeway and the Central Expressway, it replaces an antiquated combination interchange constructed in the 1960s.
Interstate 80 (I-80) is a transcontinental Interstate Highway in the United States, stretching from San Francisco, California, to Teaneck, New Jersey. The segment of I-80 in California runs east from San Francisco across the San Francisco–Oakland Bay Bridge to Oakland, where it turns north and crosses the Carquinez Bridge before turning back northeast through the Sacramento Valley. I-80 then traverses the Sierra Nevada, cresting at Donner Summit, before crossing into the state of Nevada within the Truckee River Canyon. The speed limit is at most 65 mph (105 km/h) along the entire route instead of the state's maximum of 70 mph (110 km/h) as most of the route is in either urban areas or mountainous terrain. I-80 has portions designated as the Eastshore Freeway and Alan S. Hart Freeway.
U.S. Route 50 (US 50) is a transcontinental highway in the United States, stretching from West Sacramento, California, in the west to Ocean City, Maryland, on the east coast. The Nevada portion crosses the center of the state and was named "The Loneliest Road in America" by Life magazine in July 1986. The name was intended as a pejorative, but Nevada officials seized it as a marketing slogan. The name originates from large desolate areas traversed by the route, with few or no signs of civilization. The highway crosses several large desert valleys separated by numerous mountain ranges towering over the valley floors, in what is known as the Basin and Range province of the Great Basin.
C.C. Myers, Inc. was a Rancho Cordova, California based construction company specializing in building highways and bridges. Started in 1977 by Clinton C. Myers, the company re-formed as an Employee Owned Venture in 2008, or ESOP company. The company filed for Chapter 7 bankruptcy and turned its assets over to the court to be distributed to creditors in 2016.
The Lamar Boulevard Bridge is a historic arch bridge carrying Texas State Highway Loop 343 over Lady Bird Lake in downtown Austin, Texas, United States. The bridge features six open-spandrel concrete arches spanning 659 feet (201 m) and carries tens of thousands of vehicles daily across the lake. Completed in 1942, the Lamar Boulevard Bridge was the second permanent bridge to cross the Colorado River, and one of the last Art Deco-style open-spandrel concrete arch bridges built in Texas. The bridge was named an Austin Landmark in 1993 and added to the National Register of Historic Places in 1994.
U.S. Route 395 (US 395) is an 85-mile-long (137 km) United States Numbered Highway near Lake Tahoe in the state of Nevada. It traverses the state after entering from California in Topaz Lake and crosses back into California near Hallelujah Junction. US 395 serves the cities of Gardnerville, Minden, Carson City and Reno. All of US 395 north of Carson City is a freeway and is built up to Interstate Highway standards. Part of the freeway section is also designated as Interstate 580 (I-580). US 395 is an important regional highway, serving the communities of Western Nevada, connecting them to other major communities via California, and it is the only major north–south arterial for the geographically isolated region.
The Confusion Hill Bridges are a pair of high bridges carrying two lanes of U.S. Route 101 over the South Fork Eel River in Mendocino County in the U.S. state of California. The bridges were constructed to reroute approximately 1.7 miles (2.7 km) of the highway away from a massive landslide area on the south bank of the river. The north bridge was finished in July 2009 and the south bridge completed in September 2009; the whole bypass was officially opened to traffic in October of that year.
The Emlenton Bridge is a steel-deck truss bridge that spans the Allegheny River just south of the town of Emlenton, Pennsylvania, United States at approximately mile marker 44.4 on I-80. With a height of 270 feet (82 m) above the river, the Emlenton Bridge was the highest bridge in the Interstate Highway System when completed in 1968. This record was held until 1971 with the opening of the Fred G. Redmon Bridge near Selah, Washington.
Ciénega Bridge is an open-spandrel arch bridge which crosses Ciénega Creek and the Union Pacific Railroad near Vail, Arizona. Originally constructed in 1921, the bridge was part of U.S. Route 80, a major transcontinental highway, from 1926 to 1956. Being the oldest bridge of its kind in Arizona, the Ciénega Bridge is listed on the National Register of Historic Places. The bridge also holds the title of being the longest open-spandrel concrete arch bridge within the state. Currently, the bridge carries Marsh Station Road, which is part of Historic U.S. Route 80 as of 2018.
The Evergreen Point Floating Bridge, also known as the 520 Bridge and officially the Governor Albert D. Rosellini Bridge, carries Washington State Route 520 across Lake Washington from Seattle to its eastern suburbs. The 7,710-foot-long (2,350 m) floating span is the longest floating bridge in the world, as well as the world's widest measuring 116 feet (35 m) at its midpoint.
I-580 / US 395 
