Connecting Continents: The 10 Longest Bridges in the World in 2023

Bridges are not just remarkable engineering marvels; they serve as vital connections, uniting communities and facilitating transportation across vast bodies of water.

In this article, we delve into the world of extraordinary bridge construction to discover the ten longest bridges in the world in 2023.

From record-breaking spans that defy the limits of engineering to awe-inspiring architectural masterpieces, these bridges showcase human ingenuity and provide breathtaking views.

Join us as we explore these remarkable feats of infrastructure that span continents and captivate the imagination.

Danyang-Kunshan Grand Bridge, China:

Claiming the top spot as the world’s longest bridge is the Danyang-Kunshan Grand Bridge in China. Spanning an astonishing distance of 102.4 miles (164.8 kilometers), this bridge forms part of the high-speed railway between Beijing and Shanghai. Its remarkable length earns it the title of the longest bridge in the world.

Changhua-Kaohsiung Viaduct, Taiwan:

The Changhua-Kaohsiung Viaduct in Taiwan takes second place on our list, stretching an impressive 97.8 miles (157.5 kilometers). This elevated highway connects Changhua with Kaohsiung and is an integral part of Taiwan’s transportation network.

Tianjin Grand Bridge, China:

Located in China, the Tianjin Grand Bridge secures the third position, spanning a remarkable length of 70.6 miles (113.7 kilometers). As part of the Beijing-Shanghai high-speed railway, this bridge showcases China’s commitment to innovative infrastructure development.

Cangde Grand Bridge, China:

Continuing our exploration of China’s bridge achievements, the Cangde Grand Bridge stretches across 65.9 miles (106 kilometers). It forms a crucial link in the high-speed railway connecting Beijing and Shanghai.

Bang Na Expressway, Thailand:

The Bang Na Expressway in Thailand ranks as the fifth longest bridge in the world, extending over a distance of 33.5 miles (54 kilometers). This elevated highway provides essential transportation between Bangkok and Chonburi.

Beijing Grand Bridge, China:

China’s infrastructure prowess continues with the Beijing Grand Bridge, measuring 29.9 miles (48.2 kilometers) in length. Serving as part of the Beijing-Shanghai high-speed railway, this bridge exemplifies the nation’s commitment to advanced transportation systems.

Lake Pontchartrain Causeway, United States:

Located in Louisiana, USA, the Lake Pontchartrain Causeway holds the title of the longest continuous bridge over water. Spanning an impressive 23.8 miles (38.4 kilometers), it connects Metairie on the south shore of Lake Pontchartrain with Mandeville on the north shore.

Manchac Swamp Bridge, United States:

Also situated in Louisiana, the Manchac Swamp Bridge stretches across the picturesque Manchac Swamp for 22.8 miles (36.7 kilometers). This bridge forms part of Interstate 55 and offers a scenic drive through a unique wetland ecosystem.

Hangzhou Bay Bridge, China:

Connecting the municipalities of Jiaxing and Ningbo in China, the Hangzhou Bay Bridge measures 22.1 miles (35.67 kilometers). This impressive bridge is an essential link in the country’s transportation network and provides stunning views of Hangzhou Bay.

Runyang Bridge, China:

Completing our list is the Runyang Bridge in China, with a span of 21.4 miles (35 kilometers). This cable-stayed bridge crosses the Yangtze River and connects the cities of Zhenjiang and Yangzhou.


Q1: What factors determine the length of a bridge?

A1: The length of a bridge is determined by various factors, including the distance it needs to span, the topography of the area, engineering considerations, and the purpose of the bridge. Bridges that span large bodies of water or vast landscapes tend to be longer.

Q2: Are these bridges open to pedestrians and vehicles?

A2: The accessibility of these bridges varies. Some bridges, such as the Bang Na Expressway and the Lake Pontchartrain Causeway, are open to both pedestrians and vehicles. Others, like the Danyang-Kunshan Grand Bridge and the Changhua-Kaohsiung Viaduct, are primarily designed for railway or highway transportation.

Q3: Are these bridges purely functional or do they have aesthetic value?

A3: Many of these bridges are not only functional but also architectural masterpieces. Bridges like the Hangzhou Bay Bridge and the Runyang Bridge exhibit impressive design elements, combining functionality with aesthetic appeal.

Q4: How long did it take to construct these bridges?

A4: The construction time of each bridge varies depending on factors such as the complexity of the project, the availability of resources, and the scale of the bridge. Some bridges, particularly the extensive ones in China, required several years to complete.

Q5: Can tourists visit and explore these bridges?

A5: The accessibility of these bridges for tourists varies. Some bridges have designated viewpoints or observation decks where visitors can appreciate the breathtaking views and learn about the engineering behind them. However, it is essential to research specific regulations and restrictions for each bridge before planning a visit.

Q6: Do these bridges have tolls or fees for crossing?

A6: Some bridges may have tolls or fees for crossing, especially those that serve as highways or expressways. However, the toll requirements and payment methods can vary. It is advisable to check with local transportation authorities or gather information from reliable sources before embarking on a journey that involves these bridges.

Q7: Are there any safety measures in place for these long bridges?

A7: Yes, safety measures are crucial for these long bridges. Regular inspections, maintenance programs, and advanced monitoring systems help ensure the structural integrity and safety of these bridges. Authorities take necessary precautions to prevent accidents and maintain the well-being of travelers.

Q8: Can I take photographs or videos while crossing these bridges?

A8: Photography and video-taking policies differ for each bridge. Some bridges may have restrictions on photography or videography due to security concerns or other regulations. It is advisable to check the specific guidelines for each bridge before capturing images or videos.

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