Bridge in ordinary words defined as a physical structure which connect two sides of an obstacle like valley, water like seas or it also connect many cities or villages in different urban areas of the world as it is also used to short distance between two places. Therefore provide faster traffic service so to fulfill this requirements there are many bridges in the world which have different shapes and designs in which some bridges are used for only train but some used as ordinary traffic so these bridges built according to requirement, material as well as situation.
Let's take a look at top 10 longest Bridge in the World:
1. Danyang–Kunshan Grand Bridge, China
Danyang–Kunshan Grand Bridge is also longest bridge of the world that placed on 1st rank in this list of longest bridges of the world as this bridge is also located on the railway line between Shangai and Nanjing as it also crossed over many lakes, canals as well as rivers. It passes through the northern edges of population centers (from west to east) beginning in Danyang,Changzhou, Wuxi, Suzhou, ending in Kunshan and also there is 9 kilometer section of this bridge that is over the open water. It was completed in 2010 but opened in 2011 as this bridge took 10,000 people which work for four years to complete this master therefore longest bridge of the world which has length more than 164 kilometers that wrote its name in Guinness Book of the World records due to its length which is most in the world in 2011 so still longest in the world.
2. Tianjin Grand Bridge, China
Tianjin Grand Bridge placed on 2nd position in longest bridges of the world as this is also in China which has most longest bridges of the world so this is also in one of that bridges which has written their name in Guinness Book of the World record because it was second longest bridge of the world due to its length so its length is more than 100 kilometers which is 113 kilometers and also in only two bridges which have length more than 100 kilometers. It was completed in 2010 but opened for public service in 2011 after a year due to complete verification of this bridge so this is also high speed railway track because this country has also railway tracks in the world too.
3. Weinan Weihe Grand Bridge, China
Weinan Weihe Grand Bridge is also one of the longest bridge which is also in China is a part of the Zhengzhou–Xi’an High-Speed Railway which connects Zhengzhou and Xi’an, in China so this country has most number of longest bridges as in top 10 most longest bridges 7 are of this country. This bridge crosses Wei River two times instead of this river also cross many highways, railways as well as highways of this country. This bridge was completed in 2008 therefore on that time it was longest bridge of the world but this was opened for public service in 2010 after two years of its completion so total length of this bridge is about 79.7 kilometers.
4. Bang Na Expressway, Thailand
Bang Na Expressway is also longest bridge which is located in Thailand officially Burapha Withi Expressway is a 55 km long six-lane elevated highway in Thailand. So it is also connect national highway of this country so it is also 27 meter wide bridge which was completed in 2000 and one of the longest bridge of that time because many longest bridges built after this bridge. So there are two toll plazas it has twelve lanes as it is fruit of mixture of engineers from Asia and America which done so much hard work on this therefore it was longest bridge till 2010 as length of this bridge is about 55 kilometer.
5. Lake Pontchartrain Causeway, USA
The Lake Pontchartrain Causeway is the longest bridge over water in the world with a total length of 23.87 miles (38.442 km) and it consists of two parallel bridges. It is located in southern Louisiana, United States. It crosses Lake Pontchartrain and links Metairie on the South Shore of the lake with the City of Mandeville on the North Shore. Pieces of the bridge were loaded on barges and towed to the spaces where they were needed on the lake. The bridges are supported by 9,500 pilings, over 50 inches in diameter. They were the largest pilings ever driven at the time of the first bridge’s construction.
6. King Fahd Causeway, Saudi Arabia & Bahrain
The King Fahd Causeway is multiple dike – bridge combination connecting Khobar, Saudi Arabia and the island nation of Bahrain. A construction agreement was signed on July 8, 1981 led to beginning construction in the following year. The cornerstone was laid on November 11, 1982 by King Fahd of Saudi Arabia and Sheikh Isa bin Salman al-Khalifa of Bahrain. The construction continued until 1986, when the combination of several bridges and dams were completed. The causeway which is 16 miles (25 km) long was officially opened for use on November 25, 1986.
7. Vasco da Gama Bridge, Portugal
The Vasco da Gama Bridge is a vast structure that is 10.7 miles (17.2 kilometers) long. It is a cable-stayed bridge and was first opened on March 29, 1998. It is considered to be the longest bridge in Europe and to this day, it remains as one of the longest bridges in the world with 10 km of it passing over water and a suspension section, that allows ships to pass through, close to the Lisbon side. The bridge is located in Parque das Nações, Lisbon, Portugal and crosses the Tagus River to connect Sacavém on the right bank with Municipality of Alcochete on the left bank. The Vasco da Gama Bridge was named after the famous maritime explorer and was built just in time for the World’s Fair to celebrate the 500th anniversary of his discovery of the sea route to India.
8. Penang Bridge, Malaysia
The Penang Bridge is a dual carriageway toll bridge that is located in Penang, Malaysia and connects Gelugor on the island of Penang with Seberang Perai on the mainland side of Malaysia on the Malay Peninsula. The total length of the bridge is 8.4 miles (13.5 km) making it among the longest bridges in the world, the 2nd longest bridge in the country, the 5th longest bridge in Southeast Asia as well as being a national landmark. Currently, the Penang Bridge is being expanded from 4 lanes to 6 lanes to accommodate the increasing traffic on the bridge. The Penang Second Bridge has been approved by the Malaysian federal government.
9. Rio–Niterói Bridge, Brazil
Its official name is “President Costa e Silva Bridge” to honor the Brazilian president who ordered its construction. “Rio–Niterói” started as a descriptive nickname that soon has become better known than the official name. Its construction began on August 23, 1968 and the inauguration was on March 4, 1974. The bridge is part of Highway BR-101 that crosses the coast of the country, from the northeast to the south. The bridge is located in the State of Rio de Janeiro, Brazil and crosses the Guanabara Bay to connect the cities of Niterói and Rio de Janeiro with a total length of 8.25 miles (13.29 Km). The Rio–Niterói Bridge is the longest prestressed concrete bridge in the southern hemisphere and the 6th longest one in the world.
10. Confederation Bridge, Canada
The Confederation Bridge connects the eastern Canadian provinces of Prince Edward Island and mainland New Brunswick making travelling through the Maritimes easy and convenient. The curved 8-mile (12.9 km) bridge is the longest bridge in the world crossing ice-covered water and, a decade after its construction, it is still one of Canada’s top engineering achievements of the 20th century. The bridge’s construction started in October 1993 and was finished in May 1997 to be opened on May 31, 1997.