A Massive Engineering Feat Beneath the Water China has completed the world’s widest underwater roadway in just 110 days, showcasing extreme construction speed and precision. Built using advanced immersed-tube techniques, the roadway runs beneath water while supporting heavy traffic loads. The project dramatically improves connectivity while overcoming complex underwater conditions. Important Details: • World’s widest underwater roadway • Completed in only 110 days • Built beneath active water bo

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