During the construction of the two floating caissons of a bridge acrossthe Yangzi River in China, an abnormal flood iu the late autumn damagedthe side anchoring cable system and set the floating system in a dangerouslateral oscillation.

• 一座长江大桥的两个浮式沉井,在施工时被一次晚秋洪峰破坏了浮体的定位边锚系统,浮体发生危险的摆动。