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辽宁省朝阳市阎王鼻子水库拦河坝为混凝土重力坝，混凝土总量为22万m’，分2期3年施工．1998年3月24田浇完勺O溢流坝第一块18990～19O．SOm高程混凝土后，于3月26日发现上游侧混凝土呈松散状态，没有强度，方量约有IO4m’．27日对其进行了清除，重新浇筑了混凝土．为避免类似事
Yan Wang nose reservoir dam in Chaoyang City, Liaoning Province for the concrete gravity dam, the total amount of concrete 220 000 m ’, divided into two 3-year construction. In 1998 March 24 Tian pouring spoon O spillway dam first 18990 ~ 19O. SOm elevation concrete, on March 26 found that the upstream side of the concrete was loose, there is no strength, the amount of about IO4m ’. It was cleared on the 27th and the concrete was re-poured. To avoid similar things