2026年2月23日 00:00 大道通衢，交通动脉加速延伸 正月初六，云南保山龙陵县，地下640米深处，大瑞铁路全线控制性工程高黎贡山隧道2号竖井施工正 忙，200余名建设者昼夜轮替、奋力掘进。 新元肇启，实干开年。春节假期，一项项重大工程建设抢抓工期、连续攻坚，在机械轰鸣声中奏响激昂 奋进的"新春序曲"。东西南北中，建设者坚守岗位，用火热的奋斗足迹勾勒出奋进中国的生动图景。 井底，二次衬砌台车、凿岩台车、拱架安装机一字排开。两个工作面正进行超前地质钻探，钻杆一寸寸 探入围岩，拱架安装机将一榀榀钢拱架稳稳送入预定位置。 大瑞铁路全长330公里，高黎贡山隧道约占总长的1/10，穿越19条断层破碎带，地质条件复杂，被称 作"最难修的铁路隧道之一"。 "春节假期所有工作面正常施工，确保工期顺利推进。"中铁隧道局2号竖井工区经理丁国鹏今年又一次 选择留守工区过年，"每前进一寸，都是向全线通车迈进一步。" 从深埋地下的铁路隧道，到联通江海的黄金水道，建设者们争分夺秒，加快推进重大工程建设。 工程建成后，将为晋陕两省提供1053万亩农田灌溉用水，还承担防洪减淤、水资源调蓄、发电等重要功 能，发挥巨大综合效益。 钱塘江流 ...

新元肇启，实干开年。春节假期，一项项重大工程建设抢抓工期、连续攻坚，在机械轰鸣声中奏响激昂 奋进的"新春序曲"。东西南北中，建设者坚守岗位，用火热的奋斗足迹勾勒出奋进中国的生动图景。 大道通衢，交通动脉加速延伸 正月初六，云南保山龙陵县，地下640米深处，大瑞铁路全线控制性工程高黎贡山隧道2号竖井施工正 忙，200余名建设者昼夜轮替、奋力掘进。 井底，二次衬砌台车、凿岩台车、拱架安装机一字排开。两个工作面正进行超前地质钻探，钻杆一寸寸 探入围岩，拱架安装机将一榀榀钢拱架稳稳送入预定位置。 大瑞铁路全长330公里，高黎贡山隧道约占总长的1/10，穿越19条断层破碎带，地质条件复杂，被称 作"最难修的铁路隧道之一"。 春节假期，建设者坚守重大工程一线 用奋斗奏响"新春序曲" 本报记者 春节假期，平陆运河建设现场全线参与值守的人员从最初计划的3000人增至超4000人。"这条'黄金水 道'通航后，货通八方！"平陆运河集团广西平陆运河建设有限公司董事长程耀飞说。 水润万家，民生根基夯实筑牢 黄河沿岸，干劲十足。 正月初六，位于山西吉县文城乡古贤村的黄河古贤水利枢纽工程建设现场，导流洞深处的巨大洞室内， 焊花闪烁，机械 ...

新元肇启，实干开年。春节假期，一项项重大工程建设抢抓工期、连续攻坚，在机械轰鸣声中奏响激昂 奋进的"新春序曲"。东西南北中，建设者坚守岗位，用火热的奋斗足迹勾勒出奋进中国的生动图景。 大道通衢，交通动脉加速延伸 从深埋地下的铁路隧道，到联通江海的黄金水道，建设者们争分夺秒，加快推进重大工程建设。 正月初六，在广西钦州灵山县旧州镇，钢筋工王杰正在平陆运河马道枢纽建设现场忙碌。世界级内河省 水船闸的庞大"骨架"巍然矗立，王杰沿着安全梯笼一路往下，来到了距离地面60多米的施工区，这里钢 筋密布。 王杰身子半蹲，焊枪"刺啦"点燃，弧光骤亮。"每天焊接100多根钢筋，是我这段时间的主要工作。"王 杰说，"为这座超级工程焊接'骨骼'，我深感责任重大、使命光荣。" 春节假期，平陆运河建设现场全线参与值守的人员从最初计划的3000人增至超4000人。"这条'黄金水 道'通航后，货通八方！"平陆运河集团广西平陆运河建设有限公司董事长程耀飞说。 水润万家，民生根基夯实筑牢 黄河沿岸，干劲十足。 正月初六，云南保山龙陵县，地下640米深处，大瑞铁路全线控制性工程高黎贡山隧道2号竖井施工正 忙，200余名建设者昼夜轮替、奋力掘进。 ...

原标题：春节假期，建设者坚守重大工程一线 用奋斗奏响"新春序曲" 新元肇启，实干开年。春节假期，一项项重大工程建设抢抓工期、连续攻坚，在机械轰鸣声中奏响激昂 奋进的"新春序曲"。东西南北中，建设者坚守岗位，用火热的奋斗足迹勾勒出奋进中国的生动图景。 春节假期，平陆运河建设现场全线参与值守的人员从最初计划的3000人增至超4000人。"这条'黄金水 道'通航后，货通八方！"平陆运河集团广西平陆运河建设有限公司董事长程耀飞说。 水润万家，民生根基夯实筑牢 黄河沿岸，干劲十足。 大道通衢，交通动脉加速延伸 正月初六，云南保山龙陵县，地下640米深处，大瑞铁路全线控制性工程高黎贡山隧道2号竖井施工正 忙，200余名建设者昼夜轮替、奋力掘进。 井底，二次衬砌台车、凿岩台车、拱架安装机一字排开。两个工作面正进行超前地质钻探，钻杆一寸寸 探入围岩，拱架安装机将一榀榀钢拱架稳稳送入预定位置。 大瑞铁路全长330公里，高黎贡山隧道约占总长的1/10，穿越19条断层破碎带，地质条件复杂，被称 作"最难修的铁路隧道之一"。 "春节假期所有工作面正常施工，确保工期顺利推进。"中铁隧道局2号竖井工区经理丁国鹏今年又一次 选择留守工区过 ...

新元肇启，实干开年。春节假期，一项项重大工程建设抢抓工期、连续攻坚，在机械轰鸣声中奏响激昂 奋进的"新春序曲"。东西南北中，建设者坚守岗位，用火热的奋斗足迹勾勒出奋进中国的生动图景。 大道通衢，交通动脉加速延伸 正月初六，云南保山龙陵县，地下640米深处，大瑞铁路全线控制性工程高黎贡山隧道2号竖井施工正 忙，200余名建设者昼夜轮替、奋力掘进。 井底，二次衬砌台车、凿岩台车、拱架安装机一字排开。两个工作面正进行超前地质钻探，钻杆一寸寸 探入围岩，拱架安装机将一榀榀钢拱架稳稳送入预定位置。 大瑞铁路全长330公里，高黎贡山隧道约占总长的1/10，穿越19条断层破碎带，地质条件复杂，被称 作"最难修的铁路隧道之一"。 "春节假期所有工作面正常施工，确保工期顺利推进。"中铁隧道局2号竖井工区经理丁国鹏今年又一次 选择留守工区过年，"每前进一寸，都是向全线通车迈进一步。" 从深埋地下的铁路隧道，到联通江海的黄金水道，建设者们争分夺秒，加快推进重大工程建设。 正月初六，在广西钦州灵山县旧州镇，钢筋工王杰正在平陆运河马道枢纽建设现场忙碌。世界级内河省 水船闸的庞大"骨架"巍然矗立，王杰沿着安全梯笼一路往下，来到了距离地面 ...

Core Viewpoint - The recent evaluations of significant water conservancy projects in China highlight the completion and operational readiness of key infrastructure aimed at enhancing flood control, water resource management, and ecological protection in the Yellow River basin [1][2][3] Group 1: Project Highlights - The Huanghe Guxian Water Conservancy Hub's diversion tunnel was successfully completed on December 28, 2025, marking a significant milestone for the project and facilitating subsequent construction phases [1] - The Huanghe Lower Flood Control Project was completed and put into operation in August 2025, with a total investment of 6.699 billion yuan, covering a governance area of 820 kilometers across 14 cities and 47 counties [2] - The Dongzhuang Water Conservancy Hub began water storage on November 4, 2025, featuring a maximum dam height of 230 meters and a total reservoir capacity of 3.276 billion cubic meters, aimed at addressing long-standing water and sediment issues in the Weihe River [3] Group 2: Impact and Significance - The Guxian project is a key component of the national strategy for ecological protection and high-quality development in the Yellow River basin, expected to play a vital role in flood control, water resource regulation, and irrigation [1] - The completion of the Huanghe Lower Flood Control Project is anticipated to enhance the overall flood resistance of the riverbanks and improve the strength of critical flood control structures [2] - The Dongzhuang project is projected to significantly reduce sediment inflow into the Weihe and Huanghe rivers, improve irrigation conditions in the arid regions of northern Shaanxi, and enhance the ecological environment of the Weihe River basin [3]

Core Viewpoint - The successful completion of the diversion tunnel for the Huanghe Guxian Water Conservancy Project marks a significant milestone, laying a solid foundation for subsequent diversion, dam construction, and overall project development [1] Group 1: Project Overview - The Guxian Water Conservancy Project is a major water conservancy initiative on the middle reaches of the Yellow River, following the completion of the Xiaolangdi Water Conservancy Project [1] - The project plays a strategic role in the Yellow River's water and sediment regulation system, controlling 65% of the Yellow River basin area, 73% of its water volume, 60% of sediment, and 80% of coarse sediment [1] Group 2: Project Benefits - Once completed, the project will provide comprehensive benefits including flood control, sediment reduction, water supply for irrigation, carbon reduction through power generation, and ecological protection [1] - The project is expected to significantly support ecological protection and high-quality development in the Yellow River basin [1]

Core Viewpoint - The successful completion of the diversion tunnel for the Yellow River Guyan Water Conservancy Hub Project marks a significant milestone, laying a solid foundation for subsequent river diversion and the full-scale construction of the main project [1][3]. Group 1: Project Overview - The Yellow River Guyan Water Conservancy Hub Project is a major water conservancy project on the Yellow River, following the completion of the Xiaolangdi Water Conservancy Hub in 2001, and plays a strategic role in the river's sediment regulation system [5]. - The project is a landmark initiative for the protection and governance of the Yellow River, ensuring its long-term stability and safety [5]. Group 2: Importance of the Diversion Tunnel - The diversion tunnel serves as a critical control project, providing a safe and smooth temporary channel for the Yellow River's flow during the main dam construction, thereby creating stable dry construction conditions for the main dam and associated structures [3]. - This engineering achievement is expected to accelerate the subsequent construction phases of the project [3]. Group 3: Functions and Benefits - Once completed, the Yellow River Guyan Water Conservancy Hub will perform essential functions such as flood control, sediment reduction, water resource regulation, water supply, irrigation, and power generation [5]. - The project will also facilitate downstream water replenishment and increase external water usage in the river, contributing significantly to the overall water and sediment regulation system of the Yellow River [5].

Core Viewpoint - The Huanghe Guxian Water Conservancy Hub Project is a significant infrastructure initiative under China's 14th Five-Year Plan, aimed at optimizing water resource allocation and supporting ecological protection and high-quality development in the Yellow River basin [4][5]. Group 1: Project Overview - The Guxian Project is located between Jixian in Shanxi and Yichuan in Shaanxi, controlling 73% of the Yellow River's water, 60% of its sediment, and 80% of coarse sediment [5]. - The project officially entered the construction phase in July 2024 and is progressing rapidly [4]. Group 2: Construction Techniques - The project employs a unique method of riverbed blocking and year-round diversion through tunnels, allowing for construction without disrupting the river flow [6]. - The construction of two diversion tunnels, each over 1 kilometer long with a span of 18.2 meters, presents significant geological challenges due to varying rock types and stability issues [8][10]. Group 3: Technological Integration - The project utilizes advanced technologies such as 3D modeling and geological radar for pre-excavation assessments, enhancing safety and efficiency [9][12]. - A digital twin of the Guxian Project is being developed, integrating real-time data monitoring and analysis to improve construction transparency and decision-making [11][12]. Group 4: Structural Features - The Guxian Dam will be the tallest roller-compacted concrete gravity dam in China, standing at 219.5 meters, with a concrete volume exceeding 18 million cubic meters [16][18]. - The dam's design includes multiple outlets for flood control and sediment management, enhancing its multifunctional capabilities [17]. Group 5: Environmental Impact - The project is expected to create a 200-kilometer-long waterway, improving the ecological environment and providing an average annual power generation of approximately 6.348 billion kilowatt-hours [18]. - The Guxian Project aims to significantly reduce water supply costs for surrounding regions by facilitating self-flowing water from the Yellow River [17][18].

Core Viewpoint - The Huanghe Guxian Water Conservancy Hub Project is a significant infrastructure initiative under China's 14th Five-Year Plan, aimed at optimizing water resource allocation and supporting ecological protection and high-quality development in the Yellow River basin [1][2]. Group 1: Project Overview - The Guxian Project is located between Jixian in Shanxi and Yichuan in Shaanxi, controlling 73% of the Yellow River's water, 60% of its sediment, and 80% of its coarse sediment [2]. - The project is set to enter its construction phase in July 2024, with significant progress already made in the excavation of diversion tunnels [1][3]. Group 2: Construction Challenges - The project faces geological challenges, including varying rock types and stability issues, requiring advanced construction techniques [4][11]. - The diversion tunnels, each over 1 kilometer long with a span of 18.2 meters, demand high precision in construction, with a deviation of only 9 millimeters achieved in the first tunnel [6][4]. Group 3: Technological Integration - The project employs advanced technologies such as 3D modeling and geological radar for pre-excavation analysis, enhancing safety and efficiency [5][9]. - A digital twin of the project is being developed, integrating real-time data monitoring and predictive analytics to improve construction management [7][10]. Group 4: Environmental and Economic Impact - The Guxian Project will significantly improve water supply conditions for 23 counties and 27 industrial parks, benefiting approximately 6.85 million acres of farmland [13]. - The project is expected to generate an average annual power output of about 6.348 billion kilowatt-hours, contributing to regional ecological improvement [13]. Group 5: Construction Scale and Innovation - The dam will be the highest roller-compacted concrete gravity dam in China, with a height of 219.5 meters and a concrete volume exceeding 18 million cubic meters [11][12]. - Innovative transportation solutions, including a large-scale belt conveyor system, are being implemented to manage the logistics of concrete and aggregate delivery [12].