兰州铁路局管内铁路水害特征及降雨致灾阈值判定

王小勇, 赵文婧, 吕玫霞, 张玥, 吴玉哲, 张培燕, 丁秀静, 蔡磊, 陈诚

Water disaster characteristics and rainfall disaster thresholds determination on railways within the jurisdiction of Lanzhou Railway Administration

WANG Xiaoyong, ZHAO Wenjing, LYU Meixia, ZHANG Yue, WU Yuzhe, ZHANG Peiyan, DING Xiujing, CAI Lei, CHEN Cheng

图2 2006—2020年兰州铁路局管内铁路不同水害类型发生频次

Fig.2 The occurrence frequency of water disasters with different types on railways within the jurisdiction of Lanzhou Railway Administration from 2006 to 2020