description Tianjin Grand Bridge Overview
Tianjin Grand Bridge is a railway viaduct in China extending approximately 113.7 kilometers (70.6 miles). Completed and opened in 2011, it serves as a critical segment of the Beijing–Shanghai high-speed railway. The elevated structure traverses Tianjin and Hebei province, specifically linking Langfang and Qingxian. It is recognized as one of the longest bridges in the world by total length, designed to support high-speed train operations across the flat, densely populated North China Plain.
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How long is the Tianjin Grand Bridge?
The Tianjin Grand Bridge is approximately 113.7 kilometers long, or about 70.6 miles. It is a railway viaduct associated with the Langfang to Qingxian section of China's Beijing-Shanghai High-Speed Railway.
What railway uses the Tianjin Grand Bridge?
It carries the Beijing-Shanghai High-Speed Railway, also known as the Jinghu High-Speed Railway. The line opened in June 2011 and connects major cities including Beijing, Tianjin, Jinan, Nanjing, and Shanghai.
Is the Tianjin Grand Bridge the longest bridge in the world?
No, the Danyang-Kunshan Grand Bridge on the same railway is longer at about 164 kilometers. Guinness identifies the Langfang-Qingxian viaduct as roughly 114 kilometers and the second-longest bridge in that record context. [Guinness World Records](https://www.guinnessworldrecords.com/world-records/longest-bridge)
Why is the Tianjin Grand Bridge built as a viaduct?
An elevated railway structure can maintain a controlled high-speed alignment across roads, waterways, railways, and densely developed lowland terrain. This continuous form also reduces the need for many separate crossings along the Beijing-Shanghai route.
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