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当前中国的地铁建设以前所未有的速度发展,全国已有39个城市获批建设地铁,预计到2020年,全国地铁总里程将达到6000公里,投资达到4万亿。越来越多的中国城市居民感受和体会到了地铁的便利和快捷,也成为解决城市拥堵问题的重要举措。地铁桥梁是地铁的最重要土建设备,其安全性和稳定性是地铁安全运营的前提,桥梁的日常检查维护也是保证设备安全的重要课题。
At present, the subway construction in China has been developing at an unprecedented speed. In all, 39 cities across the country have been approved to construct the subway. By 2020, the total mileage of the subway in the country will reach 6,000 km with an investment of 4 trillion yuan. More and more Chinese urban residents feel and feel the convenience and speed of the MTRC, and have also become an important measure to solve the problem of urban congestion. Subway bridge is the most important civil engineering equipment, its safety and stability is the premise of the safe operation of the subway, bridge daily maintenance is also an important issue to ensure equipment safety.