Top 10 American Bridges That Are The Longest
Bridges are structures that are designed for passenger convenience to cross water bodies or unassailable areas. With the modernization of everything at present, we have bridges with concrete slabs that run several miles. Some of the longest bridges are the American Bridges that showcase splendid architectural talents.
Here is a list of top 10 longest American Bridges :
1. Lake Pontchartrain Causeway
The Lake Pontchartrain Causeway in the southern Louisiana, US, is composed of two parallel bridges crossing the Lake Pontchartrain. The northern terminus is in Mandeville, Louisiana and the southern one is in Metairie, Louisiana. It was opened in 1956 and a parallel lane was opened in 1969. It is sometimes also known as The Causeway. At 24 miles, it is ‘the longest bridge over water (continuous)’ in the Guinness World Records.
2. Manchac Swamp Bridge
The Manchac Swamp Bridge is a 22.80 miles twin concrete trestle bridge in Louisiana, US. It carries Interstate 55 over the Manchac Swamp in Louisiana. The bridge was opened in 1979. It is claimed to be the longest toll-free road bridge in the world.
3. Atchafalaya Basin Bridge
The Atchafalaya Basin Bridge is a pair of parallel bridges in Louisiana, the United States that carries Interstate 10 over the Atchafalaya Basin. The parallel bridges merge while crossing the Whiskey Bay Pilot Channel and the Atchafalaya River. Having a total length of 18.2 miles it is the third longest bridge in the United States. The bridge is also known as the Louisiana Airborne Memorial Bridge.
4. Chesapeake Bay Bridge Tunnel
The Chesapeake Bay Bridge-Tunnel connects the Northampton County with the Virginia Beach. It has a total length of 23 miles. It was inaugurated in 1964 and was named as ‘One of the Seven Engineering Wonders of the Modern World’ by the American Society of Civil Engineers.
5. Bonnet Carre Spillway
The Bonnet Carre Spillway is situated in St. Charles Parish, Louisiana. It was built in response to the 1927 Great Mississippi Flood and was first operational during the 1937 flood. It diverts floodwaters from the Mississippi River into Lake Pontchartrain and thereafter into the Gulf of Mexico. The bridge is 11 miles long. It covers the Interstate 10 and US 61.
6. Louisiana Highway 1 Bridge
The Louisiana Highway 1 Bridge is an 8-mile long concrete trestle toll bridge in Louisiana, US. It was built in 2009. It carries the Louisiana Highway 1 and connects Leevile to Port Fourchon. An expansion towards Golden Meadow is planned to be constructed in future.
7. Jubilee Parkway
The Jubilee Parkway is 7.5-mile long twin Viaduct Bridge in Alabama carrying Interstate 10 across Mobile Bay. It was inaugurated in 1978 and was named for the jubilee phenomena occurring intermittently in Mobile Bay. The bridge is locally referred to as ‘Bayway’.
8. San Mateo-Hayward Bridge
The San Mateo Hayward Bridge is situated in California’s San Francisco Bay is the longest one in California and the 25th longest one in the world. It connects Interstate 880 in East Bay with US Route 101 on the San Francisco Peninsula. This 7-mile bridge was built in 1967.
9. Seven Mile Bridge
The Seven Mile Bridge, constructed in 1982, is a 6.79-mile long bridge in Florida, US. The bridge is part of the Overseas Highway connecting mainland Florida with the Keys. This bridge was shown in blockbuster Hollywood movies like License to Kill, True Lies and much more. The Seven Mile Bridge has won eight prestigious awards for excellence in architecture.
10. General W. K. Wilson Jr. Bridge
General W. K. Wilson Jr. Bridge built in 1980 is 6.08 miles long. It carries four lanes of Interstate 65 across the Mobile-Tensaw River Delta, Alabama. The bridge is named in the honor of Walter K. Wilson, a Chief Engineer of the US Army Corps of Engineers. It has a nickname of Dolly Parton Bridge because of its architectural curves.
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