Behold Qingxi Highway Bridge a testament to modern engineering. Not Qingdao Jiaozhou Bay Bridge, but still impressive in its own right.
Qingxi Highway Bridge stands as a crucial artery. It facilitates the flow of traffic in Shenzhen. Imagine the sheer scale of modern bridge construction.
Let’s delve into the world of massive infrastructure projects. The Qingdao Jiaozhou Bay Bridge offers an interesting comparison. It is a 26.7 km long roadway bridge. It forms part of the 41.58 km Jiaozhou Bay Connection Project. This project significantly reduces travel distance. It connects Licang District and Huangdao District in Qingdao. Travel time is cut by 20 to 30 minutes.
The Qingdao Jiaozhou Bay Bridge is a T-shaped design. The main entry and exit points are in Huangdao District and Licang District. A branch connects to Hongdao Subdistrict. This is via a semi-directional T interchange. Its construction used 450,000 tons of steel. It also required 2.3 million cubic meters of concrete.
This bridge is designed to withstand severe conditions. Earthquakes, typhoons, and ship collisions are all considered. It is supported by 5,238 concrete piles. The cross-section includes two beams. These beams are 35 m wide. They accommodate six lanes and two shoulders.
The Jiaozhou Bay Bridge features three navigable sections. These are the Cangkou Channel Bridge, Dagu Channel Bridge, and Hongdao Channel Bridge. The Cangkou Channel Bridge has the largest span. It measures 260 m. The Hongdao Channel Bridge has a span of 120 m. The non-navigable sections span 60 m.
Originally, Guinness World Records recognized the Jiaozhou Bay Bridge. It was listed at 41.58 km. This made it the longest bridge over water regarding aggregate length. However, the Hong Kong-Zhuhai-Macau Bridge took the title in October 2018.
The Shandong Gaosu Group designed the Jiaozhou Bay Bridge. Construction took four years. At least 10,000 people were involved. The bridge opened on June 30, 2011. The Qingdao Jiaozhou Bay tunnel opened the same day.
Initial reports raised safety concerns about the Jiaozhou Bay Bridge. Issues included incomplete crash barriers and missing lighting. Loose nuts were also found on guardrails. Despite these concerns, the chief engineer assured the public. He stated that the bridge was safe.
The reported cost of the Jiaozhou Bay Bridge varied. Reports ranged from CN¥10 billion to CN¥55 billion.
While the Qingxi Highway Bridge may not hold world records. It is a vital part of Shenzhen’s infrastructure. It keeps the city moving.