据了解，引大济岷工程以大渡河泸定水电站库区为起点，蜿蜒穿越至成都平原，构建起"一总两干"的输 水格局——总干线133千米，南干线103千米，北干线25千米，工程输水线路总长261千米，其中隧洞占 比超58%，堪称"地下输水长城"。工程设计年引水量15.23亿立方米，取水口设计引水流量80立方米/ 秒，覆盖成都、德阳、绵阳等8市43县(市、区)，受益人口3413万人，供水范围与成都平原经济区高度 契合。 引大济岷工程建成后，将与都江堰供水工程形成双水源水网体系，结束成都平原"单水源依赖"历史，新 增灌溉面积179万亩、改善灌溉面积591万亩，为"天府粮仓"筑牢灌溉保障网。工程连通大渡河、青衣 江、岷江、沱江、涪江，推动成渝地区生态廊道建设，提升区域水资源调蓄能力，助力长江上游生态屏 障建设。同时，将有效改变成都、德阳等地水资源短缺的发展瓶颈，为电子信息、装备制造等支柱产业 提供稳定水源。 本报雅安11月10日电(记者李凯旋)日前，引大济岷工程建设动员大会在四川省雅安市天全县召开，标志 着这项四川水利史上投资最大、线路最长、受益最广的跨流域引调水工程正式进入建设阶段。 ...

Core Insights - The Yinda Jimin Project is a significant water diversion initiative in Sichuan, marking the largest investment and longest route in the province's water conservancy history, officially commencing construction on November 7 [1][2] - The project aims to enhance water resource management, ecological restoration, and economic empowerment, creating a dual water source network with the Dujiangyan water supply system [2] Summary by Sections Project Overview - The Yinda Jimin Project starts from the Luding Hydropower Station reservoir and spans 261 kilometers, with a total mainline of 133 kilometers, a southern branch of 103 kilometers, and a northern branch of 25 kilometers, featuring over 58% of its length as tunnels [1] - The project is designed to divert 1.523 billion cubic meters of water annually, with a maximum flow rate of 80 cubic meters per second, benefiting 34.13 million people across 8 cities and 43 counties [1] Economic and Ecological Impact - Upon completion, the project will increase irrigation areas by 1.79 million acres and improve irrigation for an additional 5.91 million acres, reinforcing the irrigation network for Sichuan's agricultural sector [2] - The project will alleviate water shortages in the affected regions, supporting key industries such as electronics and equipment manufacturing, and is expected to contribute an average annual GDP growth of 1.2 percentage points in the region [2]

滇中引水工程为云南省有史以来投资最大的民生工程，横跨金沙江、澜沧江、红河三大流域，输水干线 总长664公里，惠及昆明、楚雄等6州(市)1112万人。 楚雄段全长153.53公里，隧洞占比达91.6%，工程穿越"滇中红层"、横断山脉余脉等复杂地质区，地层 岩性以软岩为主，洞室围岩稳定性差，最大埋深695米。楚雄段工程建设面临深埋隧洞施工难、地下水 处理难、破碎断层穿越难、软岩大变形应对难等四大世界级施工难题。 滇中引水一期工程楚雄段隧洞全线贯通 中新网楚雄10月29日电 (孙丽 向津磊)28日，随着中铁十六局承建的凤屯隧洞最后一段岩体成功爆破， 滇中引水一期工程楚雄段实现全线贯通，为工程全线通水筑牢基础。 图为滇中引水工程凤屯隧洞出口。李绍华 摄 来源：中国新闻网 编辑：万可义 广告等商务合作，请点击这里 本文为转载内容，授权事宜请联系原著作权人 中新经纬版权所有，未经书面授权，任何单位及个人不得转载、摘编或以其它方式使用。 关注中新经纬微信公众号(微信搜索"中新经纬"或"jwview")，看更多精彩财经资讯。 此次贯通的凤屯隧洞位于牟定县境内，全长9.87公里，其出口段为单工作面掘进模式，单面掘进长达 5.9 ...

Core Insights - The completion of the main structure of the Shartohai Water Conservancy Hub Phase II project, constructed by China Energy Engineering Group, marks a significant milestone for this multi-functional water conservancy project, which is crucial for irrigation, flood control, and future power generation [1] - The project is located in Jinghe County, Bortala Mongol Autonomous Prefecture, Xinjiang, and aims to enhance water resource allocation in the region [1] Group 1 - The Phase II project will increase the total reservoir capacity from 9.98 million cubic meters to 21.93 million cubic meters, effectively doubling the water storage capacity, which is equivalent to one West Lake [1] - The dam's top elevation will be 620.5 meters, with a normal water level of 618 meters and a design flood level of 617.92 meters, significantly improving flood control capabilities [1] - The project is part of the dual key initiatives outlined in the "14th Five-Year Plan" for water security in the Yellow River Basin and Xinjiang, ensuring robust ecological safety and public welfare in the region [1] Group 2 - Once completed, the Shartohai Water Conservancy Hub Phase II will effectively irrigate 208,500 acres of farmland, addressing seasonal water shortages in the Dahuai irrigation area and enhancing irrigation reliability [2] - The project is expected to provide a strong impetus for the modernization of local agriculture, optimization of the ecological environment, and high-quality economic and social development [2]

Group 1 - The "Yin Chuo Ji Liao" project is a major water conservancy project in Inner Mongolia, with a total investment of 31.155 billion yuan, aimed at alleviating severe water shortages in the eastern region of Inner Mongolia [1] - The project will annually divert 454 million cubic meters of water from the Chuoer River, benefiting over 3 million people in the Inner Mongolia region [1] - The project is crucial for the agricultural and energy sectors in the region, particularly in Tongliao City, which has a per capita water resource availability of only 56% of the national average [1][2] Group 2 - The main water conveyance line of the project extends 391 kilometers, with additional 395 kilometers of branch lines connecting various counties and industrial parks [2] - The project supports industrial transformation by providing a stable water source for chemical production, which is essential for companies like Tongliao Jinmei Chemical Co., Ltd. [2] - Inner Mongolia is implementing strict water usage quotas for high-water-consuming industries to ensure sustainable water management [2] Group 3 - The project enhances water security for agriculture, ensuring that approximately 410,000 acres of farmland receive adequate water supply [3] - It aims to reverse the declining groundwater levels in the West Liao River basin and supports ecological restoration efforts in the region [3]

Core Points - The completion of the last sub-project of the Yangda Jihuang Project marks the full operation of Qinghai's largest inter-basin water diversion project [1] - The project involves a total investment of 14.634 billion yuan and aims to supply 526 million cubic meters of water annually, benefiting over 3 million people [2] Group 1 - The Yangda Jihuang Project connects the Datong River and the Huangshui River, addressing the water scarcity issues in the Huangshui River basin [1] - The project will transform 1 million acres of dry land into irrigated land, significantly improving local agricultural conditions [2] - The project supports the daily water supply needs of 500,000 tons for Xining city and meets the water demands of two major industrial clusters in the Huangshui River basin [2] Group 2 - The Huangshui River basin, referred to as Qinghai's "mother river," covers 65% of the province's population and 71% of its arable land, yet only holds 3.4% of the province's water resources [1] - The project is expected to promote high-quality development in eastern Qinghai by alleviating water shortages and improving irrigation [1]

Group 1 - The city of Tongchuan has initiated a level IV emergency response due to severe drought affecting 230,000 acres of wheat and oil crops and impacting 15,140 people's water supply [1] - Various departments including the Water Resources Bureau and Agricultural Rural Bureau are collaborating to analyze drought trends and develop emergency water allocation plans [1] - As of now, irrigation efforts have covered 59,000 acres through 5 medium-sized irrigation districts, 80 wells, and 26 pumping stations [1] Group 2 - Tongchuan has organized technical personnel to inspect over 10 reservoirs and develop a 60-day emergency water allocation plan [2] - The city has accelerated the procurement of drought relief materials, with 2 million yuan in provincial drought relief funds received on April 26 and an additional 6 million yuan allocated by the finance bureau on May 12 [2] - Local counties have also allocated funds for drought relief, ensuring the maintenance of rural water supply projects [2]