胶州湾
The Jiaozhou Bay Bridge has three navigable sections: the Cangkou Channel Bridge to the west, the Dagu Channel Bridge to the east, and the Hongdao Channel Bridge to the north. The long Cangkou Channel Bridge has the largest span of the entire Jiaozhou Bay Bridge, . The Hongdao Channel Bridge has a span of . The non-navigable sections of the bridge have a span of .