A few days ago, the two passenger train accidents that occurred on March 30 and April 12 were concluded after investigation by the Guangzhou and Shenyang Railway Supervision and Administration Bureau under the State Railway Administration, and the results of the accident investigation were announced to the public.
At 11:40 on March 30, the T179 passenger train from Jinan to Guangzhou runs to Matian Market on the Beijing-Guangzhou Line in Yongxing County, Chenzhou City, Hunan Province Between 1855 km and 642 meters between the station and Qifengdu Station, the locomotive and the first to eighth vehicles derailed due to colliding with the slump, 1 was killed by the police, 122 passengers (including 4 seriously injured) and 5 The train staff was injured and interrupted the traffic on the Beijing-Guangzhou line. After the rescue, the lower line was opened at 9:08 on March 31 and the upper line was opened at 9:48, which constituted a major accident in railway traffic. Through site investigation, investigation and evidence collection, technical appraisal, comprehensive analysis and expert demonstration by the accident investigation team, the accident was caused by the sudden collapse of the cutting slope under severe weather and special geological conditions. At the time of the lot, the driver could not stop due to weather and geographical conditions and could not hit the slip body and derail. According to the relevant provisions of the “Regulations for Emergency Rescue, Investigation and Handling of Railway Traffic Accidents” and “Rules for Investigation and Handling of Railway Traffic Accidents”, the accident was a major railway traffic accident caused by natural disasters.
At 14:29 on April 12, the K7384 passenger train from Chifeng South to Shanhaiguan ran to 158 kilometers and 691 meters on the Jincheng Line in Chaoyang City, Liaoning Province. At the turnout No. 3 of the Yingzi Line, the locomotive and the first and second vehicles behind the aircraft derailed and invaded the Jincheng downline, interrupting the Jincheng line and causing no casualties. After the rescue, the downward line was opened at 2:57 on April 13 and the upward line was opened at 4:30, which constituted a major railway traffic accident. After the site investigation, investigation and evidence collection, technical appraisal, comprehensive analysis and expert demonstration by the accident investigation team, the direct cause of the accident was that the accident location was carried out under low temperature (-16.1 ℃) environment on December 24, 2019. The seam line was locked. At the time of the accident on April 12, the local temperature was 20.2 ℃ and the rail temperature was 37 ℃. The difference between the locked rail temperature and the actual rail temperature was 53.1 ℃. Expansion of the rail caused the tip rail of the No. 3 turnout to be separated from the basic rail, resulting in the derailment of the K7384 passenger train. According to the “Railway Traffic Accident Emergency Rescue, Investigation and Handling Regulations” and “Railway Traffic Accident Investigation and Handling Rules”, the accident was determined to be the major railway traffic accident of Shenyang Bureau Group Co., Ltd.
According to the specific situation and responsibility determination of the accident investigation, the railway supervision department put forward the responsibility investigation opinions and rectification to the responsible unitClaim.
After the accident, railway transportation enterprises and local people ’s governments along the railway quickly organized and carried out centralized environmental safety remediation along the railway, and coordinated the establishment of road-ground joint prevention and joint control and early warning working mechanisms. The railway department conducts safety inspections and supervision throughout the road, focusing on the safety of high-speed rail and passenger trains, comprehensively rectifying outstanding problems in railway environmental safety, equipment quality safety, and implementation of rules and regulations, focusing on key safety and weak links, and investigating Hidden dangers, risk prevention, compaction and safety responsibility to ensure the safety and stability of the railway.
(Original title: Announcement of the investigation results of two accidents on passenger trains on the ordinary speed railway)