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基础设施的维护,与新建道路一样重要——最极端且具有悲剧性的例子可用美国明尼阿波列斯州际公路W35桥梁的坍塌,Richard High对一些国家正在进行的基础设施维护工作作了报道。
Infrastructure maintenance is as important as new roads - the most extreme and tragic example available is the collapse of the W35 bridge on the Minneapolis Interstate, U.S.A. Richard High reports on the ongoing infrastructure maintenance efforts in some countries .