国家重点水利枢纽江西乐平水利枢纽二期工程枯水围堰合龙|欧洲成人一区二区三区

  7月10日上午,在国家重点水利枢纽江西省乐平水利枢纽二期工程建设现场,随着最后一车土石料倾入湍急江流,标志着工程关键控制性节点——二期枯水围堰实现全断面合龙。

  宽阔的江面上,一条由土石构筑的“长龙”正快速向对岸延伸。在距离合龙口仅剩数米宽的关键作业面上,10余辆重型自卸卡车引擎轰鸣,列队有序驶至戗堤最前沿。在统一指挥下,这些钢铁巨兽几乎同时抬升车斗,满载的土石混合料轰鸣着倾泻而下,瞬间填平了最后的缺口。现场指挥人员集中优势车辆资源在狭窄作业面高强度协同施工,是确保精准合龙、抵抗水流冲刷的关键。

  据介绍,乐平水利枢纽二期枯水围堰总长379.8米,设计顶宽7米,采用土石混合料填筑结合防渗体系结构。其建设面临时间窗口紧、水下地形复杂、水流干扰强等多重挑战。项目团队自去年枯水期启动围堰戗堤进占以来,科学组织、日夜奋战,投入大型机械设备20余台(套),累计填筑土石方量超6.66万立方米。

  合龙后围堰形成封闭区域,为主体工程基坑干地施工提供了至关重要的安全保障,为2025年工程防洪度汛奠定了坚实基础。作为实现枢纽二期按期蓄水、通航、发电等重大里程碑的关键前提,此次合龙标志着项目朝着2026年全面建成投运的总目标迈出了决定性一步。(记者 华山 制作 许光平)

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