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一、前言新滩位于长江西陵峡,属湖北省秭归县管辖,下距三峡坝址约27km,至宜昌市约72km。据史书记载,此地长江两岸,曾多次发生过山崩或滑坡,影响所及,或村毁人亡,或中断航运,危害十分严重。解放后,为确保新滩人民安全、长江通航以及研究该滑坡对三峡建坝的影响,中华人民共和国国务院及湖北省政府责成水电部长江流域规划办公室(以下简称长办)
I. Introduction Xintan is located in the Xiling Gorge of the Yangtze River and is under the jurisdiction of Zigui County in Hubei Province. It is about 27km away from the Three Gorges dam site and about 72km away from Yichang City. According to historical records, landslides or landslides have repeatedly taken place on both sides of the Yangtze River here, affecting or causing any deaths or disruptions to shipping in the villages. The danger is very serious. After the liberation, in order to ensure the safety of the people in Xintan and the navigation of the Yangtze River and to study the impact of the landslide on the construction of the Three Gorges Dam, the State Council of the People’s Republic of China and the Hubei Provincial Government ordered the Yangtze River Basin Planning Office of the Ministry of Electricity and Water (hereinafter referred to as the "