大跨悬索桥主缆抗火性能及其防护

李雪红,雷语璇,赵军,郭志明,于俊杰,徐秀丽

Fire resistance performance and protection of long-span suspension bridge main cable

Xue-hong LI,Yu-xuan LEI,Jun ZHAO,Zhi-ming GUO,Jun-jie YU,Xiu-li XU

图 4 主缆挤圆后截面

Fig.4 Cross section of main cable