1Research hotspots and accident statistical analysis of urban fuel safetyZHOU Xiao-fang, ZHAO Zhuang, TIAN Lei14-172Research on pavement crack identification method based on convolution neural networkWANG Si-yuan, LIU Jie18-223Analysis and application of double-track rail flaw detectorMA Zhan-sheng, JIANG Xing29-314Research on remote sensing extraction methods for abandoned land in hilly areas of central SichuanDUAN Li, WANG Shi-ying35-385Research on the establishment and method of earthquake disaster risk assessment index systemZHOU Xuan, YAO Lin, YU Xin, YAN Zhi, ZHU Jiu-xu42-446Construction technology of clearing underground obstacles in deep foundation pit project of narrow siteLIU Jian-ku, YOU Xiao-han, ZHANG Ping-jun, HUA Chun-lei, ZHANG Zheng-tai73-767Bearing capacity evaluation test of Moyangjiang Bridge based on load testLIU Wen-hai, ZHANG Peng, ZHAO Zhan, XIAO Jin-hui, QIAO Sheng-fang90-928Design and research of intelligent classification and treatment vehicle for road cleaning wasteCAO You-tian, JIANG Qiu-yi, ZHAI Wei-liang, CHEN Zhi-hao, JIANG Wei-ran117-1199Research on urban landscape based on regional characteristicsPENG Bao120-122