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Shandong High-speed Jiaozhou Bay Bridge
The Shandong High-speed Jiaozhou Bay Bridge is totally 41.58 kilometers long, among which the over-water length is 28.88 km. The Bridge consists of the Cangkou Channel Bridge (five-span continuous cable-stayed bridge with the steel box girder and double cable planes), the Hongdao Channel Bridge (two-span continuous cable-stayed bridge with the steel box girder and double cable planes), the Dagu Channel Bridge (single-tower self-anchored suspension bridge), the bridge with non-navigable spans, the land-based approach bridges, and the interchange overpasses. n the 30th International Bridge Conference in 2013, the bridge was awarded the "George • Richardson Prize", which was the highest international prize awarded to Chinese bridge project at that time. In 2012, the bridge appeared in the Guinness world record for the longest cross-sea bridge and Forbes title of "the Greatest Bridge Globally".
Difficulties for the bridge construction
Long freeze-up period, high salinity, high environmental protection requirements, and limitations from both navigation and aviation.
Technical innovations of the Bridge:
Key technology of non-bottom sealing concrete pouring jacket underwater; construction with large-diameter rotary drilling rigs, 900m ultra-long-distance pumping of high-performance concrete.
Highlights of the bridge management and maintenance:
▼Joint working mechanism of road administration and traffic police;
▼First-class obstacle-clearing equipment;
▼Full-range monitoring system;
▼An industry-leading dispatching and commanding center;
▼A complete emergency response plan system to ensure smooth traffic and navigation;
▼Joint maritime patrols and electronic inspections;
▼A 24-hour and all-personnel duty system to ensure smooth traffic and navigation.