经过近200天的加速施工,小浪底大坝于6月30日提前填筑至220m 高程,达到防御500年一遇洪水标准,较大地提高了小浪底工程防洪能力。这一成绩的取得来自于小浪底工程业主、监理、承包商各方的合作与努力,得益于小浪底大坝加速施工计划的顺利实施。小浪底大坝加速施工计划的酝酿要追溯到1998年初。截流成功后,小浪底大坝施工进展 After nearly 200 days of accelerated construction, the Xiaolangdi Dam was prefilled to a height of 220m on June 30, reaching a flood defense standard in 500 years and greatly improving the flood control capability of Xiaolangdi Project. The achievement of this achievement comes from the cooperation and efforts of all owners, supervisors and contractors of Xiaolangdi Project, benefiting from the smooth implementation of Xiaolangdi dam acceleration construction plan. Xiaolangdi dam construction plan to accelerate the review dates back to early 1998. Closure success, Xiaolangdi dam construction progress