隧道和地下通道是重要的交通线路,可以大大缩短人们的行程,并为环境以及当地的经济和工业带来切实利益。隧道是现代社会可持续发展的重要组成部分,人们普遍希望,地下隧道可以没有运行时间局限,随时连续运行。但是,隧道内事故连发、技术故障的出现或出于维修需要,都需要将地下隧道关闭,会导致交通堵塞。而 Tunnels and underpasses are important traffic routes that can greatly reduce people’s travel and bring tangible benefits to the environment and the local economy and industry. Tunnels are an important part of the sustainable development of modern society. It is generally hoped that underground tunnels can run continuously without any running time limit. However, accidents in tunnels, technical problems or maintenance needs require the closure of underground tunnels, resulting in traffic jams. and