新春佳节万家团圆之际，在全省重点工程施工现场，机械轰鸣，塔吊林立，建设者奋战施工一线，用坚 守和汗水在钢筋水泥间浇筑责任与担当。 转自：云南日报 佳节里的坚守 岗位上的担当 ——重点工程建设一线见闻 夕阳西下，工地宿舍区的大红灯笼、喜庆的"福"字，映衬出浓浓的年味。来自四川南充的水电工人周乐 与工友拨通了和家人的视频电话，分享工地上的暖心瞬间，送上千里之外的祝福。暖意融融的工地上， 有并肩奋斗的热忱，有来自家人的温馨祝福，更有筑梦未来的美好期许。（记者 胡晓蓉） 2月16日，除夕，记者来到位于蒙自市老寨苗族乡的文（山）蒙（自）铁路施工现场。沿着施工便道进 入州界隧道，眼前的施工场景刷新了人们对铁路建设的传统印象——这里的主角不再是忙碌的工人与轰 鸣的风钻，而是全电脑三臂凿岩台车、拱架安装台车、湿喷机械手等一批行业尖端智能化装备。 责任编辑：孙重远 中铁十六局文蒙铁路2标项目总工程师杨耀介绍，文蒙铁路全长101.9公里，是连接文山壮族苗族自治州 和红河哈尼族彝族自治州的关键交通干线。其中，站前2标段全长27.399公里，全线共有9座隧道、8座 桥梁，桥隧比高达81.3%，地质条件复杂，可溶岩地层广泛分布。采用传 ...

0 6 开年以来真"硬核" 多个重要工程项目建设报喜 2026开年以来,多个重要工程项目取得 新进展,为高质量发展蓄势赋能。 "华龙· 量" 漳州核电一期工程 全面建成投产 中国经济 数据观 d a 11 . . . . . . . . . o be be bet be been to be to be the been t 1月1日,经过168小时满功率连续 运行考核,位于福建漳州的漳州核 电2号机组正式投入商业运行,标 志着"华龙一号"漳州核电一期工 程全面建成投产。 漳州核电是"华龙一号"批量化建 设的始发地,也是全球最大的"华 龙一号"核电基地,规划建设6台 "华龙一号"核电机组。基地全面 建成后，预计每年可提供约600亿 度清洁电能，能够有效优化福建省 "北电南送"的电力格局。 渝万高铁重难点工程 巴山村隧道 顺利贯通 l l 1月4日上午,随着最后一次爆破成 功实施,经过34个月日夜奋战,渝 万高铁重难点工程 -- 巴山村隧道 顺利贯通。至此,渝万高铁忠县段 12座隧道全部贯通,标志着渝万高 铁建设取得重大突破，为全线按期 通车奠定了坚实基础。 2026年 我国首台核电机组 开工建设 8 - 1月 ...

求 新闻 中铁二十四局渝昆高铁现场负责人胡根和介绍，为顺利完成架梁任务，我们全力推进技术工艺创新，积极引入北斗路径导航系统，打造"天、地、车"三位一 体的技术架构，实现毫米级路径规划与动态纠偏，在经历49次线路封锁施工后，顺利完成309榀箱梁预制和架设作业。 2月3日9时45分，在位于云南省昆明市呈贡区的渝昆高铁施工现场，随着最后一榀箱梁精准架设落位，渝昆高铁桥梁建设全部完成，为后续铺轨及站后工程 施工奠定了坚实基础，标志着渝昆高铁建设进入全面冲刺阶段。 59 Inanaman and analogues and as and and and and and and and and and and and on the security of the subser ation of the see and the see in and the seat of the see and the sea mm REFORE mm mm mm mm HISTORY 最重力量 單 C P 直属重要 11 HIH ST 2000 met Real Brander 40 Transe in The Hall In The ...

Core Insights - The Chengyu Middle Line High-Speed Railway, Chengda-Wanzhou High-Speed Railway, and Yukun High-Speed Railway are making significant progress in construction, enhancing connectivity in the region [1][4][10] Group 1: Chengyu Middle Line High-Speed Railway - The Chengyu Middle Line High-Speed Railway is approximately 292 kilometers long with a design speed of 350 km/h, expected to be completed by 2027, reducing travel time from Chengdu to Chongqing to about 50 minutes [4] - Key construction milestones include the successful completion of signal replacement and line switching at the Biali Station, facilitating the railway's integration into Chengdu Station [1][2] Group 2: Chengda-Wanzhou High-Speed Railway - The Chengda-Wanzhou High-Speed Railway's fifth segment has successfully placed the last box girder, measuring 32.6 meters long and weighing 700 tons, as part of a critical construction phase [5][7] - The project aims to complete all bridge construction tasks before the Spring Festival, with a focus on ensuring high precision in the box girder installation [7] Group 3: Yukun High-Speed Railway - The Yukun High-Speed Railway has achieved a significant milestone with the safe completion of the Huashan Song Tunnel, leaving only one tunnel remaining in the Yunnan section [10][11] - The railway spans approximately 700 kilometers, with the Yunnan section being 388.6 kilometers long, and is expected to enhance economic connectivity between the Chengdu-Chongqing economic circle and the central Yunnan urban cluster [13]

新年伊始 两条设计时速350公里高铁 接连取得新进展 渝昆高铁 1月10日 新建重庆至昆明高速铁路 （以下简称"渝昆高铁"） 控制性工程 华山松隧道顺利贯通 标志着全线建设进入最后冲刺阶段 渝昆高铁是我国"八纵八横"高铁网京昆通道的重要组成部分，全长约700公里，设计时速350公里。全线分段建设，宜宾东至宜宾段全长15公里，与成都至自 贡至宜宾高铁共线，于2023年12月26日投入运营；重庆西至宜宾东段全长192公里，于2024年9月29日开通运营；宜宾至昆明南段长约493公里，正在有序建 设中。 渝昆高铁全线建成通车后，重庆到昆明的行车时间将大幅压缩，对促进成渝地区双城经济圈与滇中城市群之间互联互通，推动沿线地区经济社会高质量发展 具有重要意义。 雄忻高铁 雄忻高铁东起京雄城际铁路雄安站，向西经河北省雄安新区、保定市，至山西省忻州市，接入大同至西安高铁忻州西站，正线全长约342公里，设计时速350 公里，是我国"八纵八横"高铁网京昆通道的重要组成部分。 1月12日 雄忻高铁建成通车后，将进一步加强山西与京津冀地区的交通联系，对促进沿线经济社会发展、助力区域协同发展具有重要意义。 雄安新区至忻州高速铁路 （以 ...

人民财讯1月11日电，据京昆高铁西昆公司消息，1月10日上午，经过建设者1500多天的艰苦鏖战，由中 铁十二局承建的渝昆高铁控制性工程——华山松隧道实现安全贯通。至此，云南境内53座隧道仅剩最后 一座，为全线建成开通奠定了坚实基础，标志着渝昆高铁全线建设进入最后冲刺阶段。 ...

Core Viewpoint - The Huashansong Tunnel, a key project of the Yukun High-speed Railway, has successfully completed its construction after over 1500 days of challenging work, with only one tunnel remaining to be completed in the Yunnan section of the railway [1][3] Group 1: Project Details - The Huashansong Tunnel is located in the Yunnan Province, with a total length of 16.4 kilometers, classified as a level I high-risk tunnel and the second longest single-hole double-track tunnel along the Yukun High-speed Railway [1][3] - The geological conditions of the tunnel are extremely complex, with nearly 90% of the surrounding rock classified as level IV and V, and it traverses 23 fault lines and areas with developed karst features, posing significant construction challenges [1] Group 2: Construction Techniques - The construction team utilized advanced techniques such as advanced horizontal drilling, deepening blast holes, and transient electromagnetic methods for precise geological detection, allowing them to anticipate geological changes [3] - A combined construction approach of "circular excavation, reserved core soil, and staged support" was adopted, along with surrounding radial grouting and advanced small conduit + pipe shed techniques to successfully overcome challenges related to surrounding rock instability [3] Group 3: Project Progress - The overall construction of the Yukun High-speed Railway has entered a critical phase, with an average of 11,000 construction personnel and 1,300 large machinery units deployed daily to expedite tunnel engineering, ballastless track, and post-station construction [3] - The Yukun High-speed Railway spans approximately 700 kilometers, with the Yunnan section measuring 388.6 kilometers, marking the first high-speed railway in Yunnan with a speed of 350 kilometers per hour, significantly reducing travel time between Chongqing and Kunming upon completion [3]

据介绍，华山松隧道地处云南省会泽县境内，全长16.4公里，属于一级高风险隧道。该隧道地质条件极 为复杂，穿越23条断层以及岩溶发育地段，围岩破碎，一旦遇水便极易软化膨胀发生溜塌、塌方等险 情，给施工带来极大挑战。"我们采取'环形开挖、预留核心土、分台阶支护'相融合的方案，结合隧道 特点进行施工，成功克服围岩失稳变形的建设难题。"中铁十二局渝昆高铁技术负责人马国栋说。 记者从京昆高铁西昆公司获悉，1月10日上午，由中铁十二局承建的渝昆高铁控制性工程华山松隧道实 现安全贯通，为全线建成开通奠定了坚实基础。 （文章来源：新华社） 渝昆高铁全长约700公里，其中云南段长388.6公里，是云南省内首条时速350公里的高速铁路，全线建 成通车后，重庆到昆明的行车时间将压缩至两个半小时左右，对推动沿线地区经济社会高质量发展具有 重要意义。目前，渝昆高铁云南段建设全面进入冲刺阶段，全力推进隧道工程、无砟轨道和站后工程建 设。 ...

Core Viewpoint - The Yukun High-Speed Railway is a significant component of China's medium- and long-term railway network, enhancing connectivity and economic development in the Sichuan region, particularly in the cities of Luzhou and Yibin [1][4]. Group 1: Project Overview - The Yukun High-Speed Railway will connect Chongqing and Kunming, with a total length of 699 kilometers and a design speed of 350 kilometers per hour, featuring 20 stations [2][3]. - In Sichuan, the railway spans approximately 186 kilometers and includes 6 stations, making it the second longest in the four provinces it traverses, after Yunnan [3]. Group 2: Economic Impact - The railway is expected to accelerate the development of Luzhou and the surrounding Sichuan region, which currently lacks direct national railway connections [3][5]. - The Yukun High-Speed Railway will enhance the strategic position of the southern Sichuan region in the province's open development strategy, strengthening economic ties with Chongqing and Yunnan [4][5]. Group 3: Connectivity and Infrastructure - The railway will create a triangle of connectivity between Luzhou, Yibin, and Zigong, facilitating new travel routes to Chongqing and Kunming [3][6]. - The integration of the Yukun High-Speed Railway with existing and planned rail lines will form a comprehensive high-speed rail corridor from Chengdu to Kunming, significantly reducing travel time from approximately 6.5 hours to around 2.5 hours [8]. Group 4: Future Development - The ongoing construction of multiple high-speed rail lines in Sichuan, including the Chengdu to Zigong and Chengdu to Yibin lines, indicates a broader strategy to leverage high-speed rail for regional economic growth [6][8]. - The development of the Yukun High-Speed Railway is seen as a critical support for Sichuan's participation in the China-ASEAN framework, promoting regional integration and economic collaboration [8].

Core Viewpoint - The successful completion of the Yiliang Tunnel, a critical project for the Yukun High-Speed Railway, marks a significant achievement in China's high-speed rail construction under complex geological conditions, laying a solid foundation for the entire line's operation [1][3]. Group 1: Project Details - The Yiliang Tunnel, located in Zhaotong City, Yunnan Province, spans 24.8 kilometers with a design speed of 350 kilometers per hour and a maximum depth of 920 meters, making it the longest and fastest high-speed rail tunnel in China [3]. - The tunnel traverses the Umon Mountain area, known for its complex geological structures, including rock bursts, high ground temperature, water inflow, and soft rock deformation, presenting significant construction challenges [3][5]. Group 2: Construction Techniques - The construction team implemented various measures to address high ground stress rock bursts, including stress release, fiber-reinforced concrete spraying, and increased prestressed anchor rods to ensure safety and progress [5]. - To tackle high-temperature environments and drainage issues, an intelligent temperature control system was developed, maintaining working conditions around 30°C, and a multi-level drainage system was established with a daily capacity of 345,000 cubic meters [5]. Group 3: Technological Innovations - A research team led by experts was formed to address the unique challenges of the Umon Mountain range, resulting in a proprietary technology system with three provincial-level construction methods and seven national patents, along with one international patent application [5]. Group 4: Economic Impact - The Yukun High-Speed Railway, approximately 700 kilometers long with a 388.6-kilometer segment in Yunnan, will reduce travel time between Chongqing and Kunming to about two and a half hours, significantly enhancing connectivity and promoting high-quality economic development in the Chengdu-Chongqing economic circle and the central Yunnan urban agglomeration [6].