南水北调中线京石段应急供水工程(北京段)是南水北调中线率先开工并发挥效益的工程,工程南起拒马河,北至颐和园团城湖。全长80km,途径房山、丰台、海淀三个区,穿越京港澳高速、西四环等高等级公路12处、铁路11处、地铁车站1处、河流 Middle Route of South-to-North Water Diversion Project The Beijing-Shijiazhuang Emergency Water Supply Project (Beijing Section) is the project that started the project and brought benefits in the middle route of the South-to-North Water Diversion Project. The project starts from the south of the Juma River to the north of the Tuancheng Lake of the Summer Palace. A total length of 80km, via Fangshan, Fengtai, Haidian three districts, across Beijing-Hong Kong-Macau high-speed, West Fourth Ring Road and other highways 12, 11 railways, subway stations 1, rivers