China News Service, Zhuhai, March 13 (Guo Jun, Chen Lele) The last bridge box of the Macao-Taipa 4th Bridge, the largest cross-sea bridge in Macau, was hoisted at 21:00 on March 12, and the bridge was successfully closed.
The reporter learned from the Guangdong Maritime Safety Administration on the 13th that the bridge boxes of the Macau-Taipa 4th Bridge were transported by ship to the construction site via waterways, and a crane was used to lift the boxes to the height of the bridge deck before docking and installation.
The operation site is located at the outlet of the Macau waterway. It is an important node for ships to enter and leave the Xijiang River and to and from Hong Kong and Macao. The average daily ship flow is more than 200 ships, and the traffic flow is complex.
On March 12, the hoisting site of the last bridge box of the Macau-Taipa 4th Bridge was held.
Photo courtesy of Guangdong Maritime Safety Administration
Since the bridge hoisting requires high working conditions on the water, the maritime departments of Zhuhai and Macao are required to control water traffic in the surrounding waters for 30 consecutive hours to prevent other ships from entering the construction site and causing unnecessary impact.
Zhang Jinhan, director of the Wan Chai Maritime Affairs Department of the Zhuhai Maritime Safety Bureau, who is responsible for the on-site control of this operation in Zhuhai, told reporters that before the hoisting operation, the Zhuhai and Macao maritime departments jointly formulated a traffic control plan, issued navigation warnings in advance, and guided ships to arrange navigation plans reasonably and avoid Construction waters.
On the 12th, the Zhuhai Maritime Safety Bureau set up remote and on-site warning lines in the surrounding Zhuhai waters, and the Macau Maritime and Water Bureau set up warning lines upstream and downstream of the operating location. Both parties used remote control and precise interception by on-site law enforcement vessels to warn against possible intrusions. Irrelevant ships in the area that affected the safety of the operation were reminded and intercepted, ensuring the smooth progress of the hoisting operation throughout the process.
On March 12, Macao’s largest cross-sea bridge, the Macao-Taipa 4th Bridge, was successfully closed.
Photo courtesy of Guangdong Maritime Safety Administration
According to Wen Guangfu, deputy director of the Zhuhai Maritime Safety Bureau, since the first steel girder of the Macao-Taiwan Bridge was lifted on November 28, 2022, and the bridge was successfully closed on March 12, 2024, the Zhuhai Maritime Safety Bureau implemented water traffic control 18 times for the bridge construction, dispatching There are more than 170 personnel, more than 80 law enforcement vessels, and the cumulative support time exceeds 360 hours.
The main line of the Macao-Taipa 4th Bridge is about 3.1 kilometers long, connecting the Macao main island, Taipa and the Hong Kong-Zhuhai-Macao Bridge port. Once completed, it will become an important channel for Macao to penetrate into the "Guangdong-Hong Kong-Macao Greater Bay Area" together with the Hong Kong-Zhuhai-Macao Bridge.
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