SMRTR Science & EngineeringSep 11, 2025Interesting Engineering

China opens world’s longest cable-stayed bridge built using satellite-guided cranes

SMRTR summary

China's new Changtai Yangtze River Bridge, now the world's longest cable-stayed bridge at 6.4 miles, reduces travel time between Changzhou and Taizhou from 80 to 20 minutes. The unique structure combines an expressway, local road, and intercity railway, features 1,148-foot towers, and sets multiple world records including innovative construction techniques using satellite-guided cranes with millimeter-level precision.

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