中新网成都12月31日电 12月31日，随着最后一层堆石料碾压完成，世界在建同类型最高面板堆石坝电 站——华电金上拉哇水电站大坝填筑到顶。标志着这一国家重大水电工程建设取得阶段性成果，为后续 下闸蓄水奠定坚实基础。 大坝地处金沙江上游川藏段高地震烈度区，地质条件复杂，昼夜温差大。大坝建设全过程采用智能建造 技术，创新研发"拉哇云"智能建造系统，实现大坝施工全过程智能感知、实时分析和反馈控制，并首次 在国内实现大规模全过程无人碾压机群协同智能作业，填补了复杂地质条件下250米级大型面板堆石坝 工程智能建造技术空白。截至目前，大坝最大沉降率仅为0.54%，远优于设计指标。相关项目荣获国家 科学技术进步奖二等奖、西藏自治区科学技术奖二等奖等省部级奖项。 拉哇水电 站。华电金沙江上游水电开发有限公司 供图 拉哇水电站位于四川省和西藏自治区交界的金沙江干流上，是国家"十四五"规划重点建设的金沙江上游 清洁能源基地重要组成部分，工程总装机容量200万千瓦，库容24.67亿立方米，最大坝高242.5米。电站 自2023年6月启动大坝填筑以来，累计完成填筑量约1620万立方米。 大坝填筑 到顶。华电金沙江上游水电开发有限公司 ...

（来源：光明日报） 转自：光明日报 "亲眼看到新房封顶，心里的石头总算落地了！没想到能这么快，这下更盼着2027年回搬了！"日 前，在上海市静安区蕃瓜弄小区旧住房改建（拆除重建）项目封顶现场，专程赶来的居民李阿姨望着拔 地而起的新楼，难掩激动。 当日，随着最后一方混凝土浇筑完成，蕃瓜弄小区旧改项目提前两个月完成主体结构封顶。这项市 级重点民生工程，在静安区、天目西路街道及蕃瓜弄居委会的全程护航下，正加速兑现"不离故土换新 家"的承诺。 民生为本破难题 蕃瓜弄小区地处上海中心城区核心地段，紧邻上海火车站，占地约2.5万平方米，曾是上海人口密 度最大的棚户区，历经从"滚地龙"到工人新村的变迁。因"小梁薄板"结构缺陷，这里97种原始户型中最 小的仅6.5平方米，房屋老化、厨卫共用、空间逼仄等问题日益凸显，做饭需错峰、如厕靠痰盂、洗澡 用"三盆水"，居民改善居住条件的愿望日益迫切。 作为上海体量最大的小梁薄板房屋改建项目之一，蕃瓜弄小区旧改自启动之初，静安区委、区政府 和上海市房管局等相关部门主动靠前服务，经多轮实地调研、专题部署，落地并联审批模式，实现各项 审批流程无缝衔接，为项目开工奠定了坚实基础。 "旧改不是一 ...

乌尉高速串联起乌鲁木齐都市圈、北疆城市带与南疆城市群，实现准噶尔盆地与塔里木盆地高速贯通，便捷联通乌鲁木齐、喀什、霍尔果斯三大自贸区 片区，进一步强化新疆畅通国内国际双循环的战略枢纽功能。 央视网消息（新闻联播）：经过5年多建设，国家重点工程G0711乌鲁木齐至尉犁高速公路12月26日通车，乌鲁木齐市至库尔勒市驾车时长由此前的7小 时缩短至3.5小时。 乌尉高速是国家高速公路网G0711乌鲁木齐至若羌高速公路的核心组成部分，全长324.7公里。全线控制性工程天山胜利隧道全长22.13公里，是世界最 长高速公路隧道。隧道施工采用"三洞+四竖井"方案，集成超长隧道勘察设计、智能建造等多项前沿技术与创新成果。 ...

"亲眼看到新房封顶，心里的石头总算落地了！"昨天，蕃瓜弄小区旧住房改建（拆除重建）项目封顶现 场，专程赶来的居民李阿姨望着拔地而起的新楼，难掩激动。一旁，徐叔叔拿着手机拍摄封顶画面，忍 不住感慨道："从'滚地龙'到工人新村，再到现在的电梯房，街道和居委会一路帮我们解难题，我们虽 然搬出去了，但感觉从来就没离开过。" 配套设施同步建设 当日，随着最后一方混凝土浇筑完成，蕃瓜弄小区旧改项目提前两个月完成主体结构封顶，预计2027年 上半年迎接居民回搬。记者了解到，作为承载着1122证居民安居梦想的市级重点民生工程，蕃瓜弄项目 改建后将新建6幢多层和高层电梯住宅，提供1285套房源，配套地下车库约790个车位，实现人车分流。 社区卫生服务中心、社区综合为老服务中心、党群服务中心等9000平方米公共配套设施将同步建成，小 区绿化率提升至37%，双层中空玻璃、智能门锁等配置全面提升居住品质。 蕃瓜弄小区地处上海中心城区核心地段，紧邻上海火车站，占地约2.5万平方米，曾是上海人口密度最 大的棚户区。因"小梁薄板"结构缺陷，这里97种原始户型中最小仅6.5平方米，房屋老化、厨卫共用、 空间逼仄等问题日益凸显，居民改善居住条 ...

正在工作的乳胶漆喷涂机器人。 "嘶——"丰坦机器人测试间内，大约1米见方的蓝色乳胶漆喷涂机器人快速挥舞机械臂，将液体乳 胶漆从左至右均匀喷涂至天花板，不到2分钟就完成了顶上7平方米的喷涂，随后又稳稳"驶"入另一个房 间，开始喷涂下一个作业面。 "工人喷涂这个房间需半小时左右，机器人大概十多分钟，施工完成后自动转场到另一个房间，不 需要人工干预。"公司创始人李自可指着眼前约40平方米的房间介绍，"导入CAD图纸或BIM模型后，机 器人自动生成空间数据，AI自动规划最优作业路径，实现全屋自动化施工。项目工地实测下来，算上 转场、填料的时间，综合效率比人工提高2倍。这款机器人还可用于腻子喷涂，效率是人工的8—10 倍。" "操作也很简单，选择'施工房间'再点击'开始'就行，如果涂料没了就给机器人加料。建筑工人简单 培训后就能上手。"李自可将控制界面切换为英文模式，"我们同步开发了英文版系统，产品已顺利打 入'一带一路'共建国家的工地。" 虽然站在一两米开外，但记者的衣服上已落下星星点点的油漆粉尘，脱下外套，连衣领脖子处也有 油漆粉尘。李自可说："油漆工的工作环境粉尘特别大，一天下来满脸满身都是漆粉，摘下口罩鼻孔里 ...

"第一次提升的W2-1区屋盖网架面积660平方米、重达260吨，其精准抵达预定位置，关键就在于智能技 术的全程赋能。"项目总工程师陈星星说，从前期的模型分析、虚拟演练，到提升中的全自动控制、毫 米级微调，智能建造技术贯穿始终，为结构安全和施工精度提供了核心保障。 智能建造不仅攻克技术难关，更实现了施工效率与安全的双重提升。在项目现场800米外的操控室，塔 吊司机李海通可远程操控智能塔吊完成吊料作业。"以前每天要爬几十米高塔，现在地面办公更轻松安 全。"他说。 海南自贸港关键交通枢纽建设又有新进展——三亚凤凰国际机场三期改扩建项目T3航站楼日前顺利通 过竣工验收。该项目由海南机场集团投资、中建三局承建。这座深度运用5G、BIM（建筑信息模 型）、大数据等智能建造技术的航站楼，仅用18个月就完成主体建设，刷新了中国民航同等规模航站楼 工程的最快建设纪录。 T3航站楼形似"凤凰展翅"，大跨度曲面钢结构屋盖建设是工程核心难点。其屋盖采用"四角锥网架+单 层网壳"构型，总面积约3.5万平方米，用钢量超5000吨，网架上下弦最大高差4.3米，最大跨度达54米， 包含约1.8万件杆件和4000个焊接球。异型双曲面结构、海量 ...

Core Insights - The completion of the first concrete pour for the nuclear island of the Shandong Zhaoyuan Nuclear Power Project marks the full launch of the "Hualong One" nuclear reactor construction, representing a significant advancement in China's third-generation nuclear technology [2][10] - The project is expected to stimulate a massive industrial chain worth over 1 trillion yuan, impacting various sectors from nuclear fuel supply to digital control systems [3][14] Industry Developments - The new nuclear island is seen as a vital component of the nuclear power plant, with its construction being likened to a "strong heart" for the domestic nuclear power industry [3] - The project utilizes advanced cooling technology, specifically a secondary circulation cooling system, which reduces reliance on large water bodies and enhances operational flexibility [6][9] - The successful application of cooling tower technology is expected to significantly lower environmental dependencies, allowing nuclear power plants to be closer to load centers [9] Economic Impact - The total investment for the Zhaoyuan nuclear project is approximately 120 billion yuan, with a planned capacity of 7.2 million kilowatts, projected to generate 50 billion kilowatt-hours annually, equivalent to the energy needs of about 5 million people [10][11] - The project is anticipated to reduce coal consumption by approximately 15.27 million tons and cut carbon dioxide emissions by around 46.2 million tons each year [10] Technological Advancements - The construction of the Zhaoyuan project incorporates smart construction technologies, such as digital sandboxes and wireless temperature monitoring, which enhance efficiency and reduce costs [13] - The project aims to transition from traditional labor-intensive construction methods to technology-intensive smart building practices, which are crucial for future competitiveness in the nuclear sector [13] Market Dynamics - The launch of the Zhaoyuan project is expected to significantly benefit upstream equipment manufacturers, with major players like Dongfang Electric, Shanghai Electric, and Harbin Electric poised to gain from increased orders [14] - The project is also likely to create opportunities for downstream operators, expanding their asset base and integrating nuclear energy into regional economic cycles [15]

Core Points - The construction of the Mu Cheng Tunnel, a key project in the Chengdu to Emei Mountain Expressway, has officially commenced, marking the full-scale construction phase of the expressway [1] - The expressway is part of the national "14th Five-Year Plan" and spans 81.5 kilometers, connecting Chengdu, Meishan, and Leshan, with a total investment of approximately 18.8 billion yuan [1] - The project is expected to significantly reduce travel time between Chengdu and Emei Mountain City to just one hour upon completion [1] Project Details - The Mu Cheng Tunnel features a separated long tunnel design with lengths of 2985 meters and 2975 meters for the left and right tunnels, respectively, and a maximum depth of 176 meters [1] - The geological conditions of the tunnel are complex, primarily consisting of sandstone mixed with mudstone, necessitating high safety control measures during construction [1] - Innovative smart construction technologies are being applied to enhance the construction process [1] Timeline and Progress - The project received approval in April of this year, with the Meishan section starting construction in July, and the successful drilling of the first pile for the Xiangshuitan Bridge [1] - With the initiation of the Mu Cheng Tunnel construction, the Leshan section has also officially begun, entering a critical phase of main construction [1] - The entire project is expected to be completed within a three-year construction period [1]

Core Points - The successful completion of the bridge rotation in the Shenhail Highway expansion project marks a significant milestone, overcoming a critical construction challenge [1][2] - The Shenhail Highway, spanning 359.079 kilometers in Shandong Province, is being upgraded to a dual eight-lane highway with a design speed of 120 km/h [1] - The bridge, measuring 275 meters in length and weighing 5,286 tons, is the largest of its kind in Shandong Province, utilizing weathering steel to enhance durability and reduce maintenance costs [1][2] Construction Techniques - Advanced technologies such as hole detection instruments and electronic curtain wall systems were employed to ensure construction safety and precision [2] - The project team utilized smart construction techniques to accurately calculate traction and safety coefficients, establishing a dynamic correction model for the bridge rotation [2] - Real-time monitoring was achieved through high-precision total stations and electronic leveling instruments, ensuring millimeter-level precision during the rotation process [2] Strategic Importance - The Shenhail Highway expansion project connects several strategic development areas, including the Linyi Economic Zone and the Qingdao Free Trade Zone, and links to major transportation hubs like the Jiaodong International Airport [2] - Upon completion, the project is expected to enhance regional transportation service levels, optimize road network structure, and promote economic integration in the Jiaodong Economic Circle [2]

Core Viewpoint - The successful completion of the steel box girder rotation for the upgrade of the Shenhai Expressway marks a significant technical achievement, laying a solid foundation for the project's full connectivity [1][5]. Group 1: Project Overview - The Shenhai Expressway spans 359.079 kilometers within Shandong Province and is being upgraded to a dual eight-lane highway with a design speed of 120 km/h [3]. - The bridge, constructed by China Railway 10th Bureau, is located near the northern outer ring of Jiaozhou City and measures 275 meters in length [3]. - The steel box girder used in the bridge weighs 5,286 tons, making it the largest unequal span railway crossing steel box girder project in Shandong Province [3]. Group 2: Material and Structural Innovations - The entire bridge is made of weathering steel, which eliminates the need for traditional rust-proof coatings, thus saving construction time and extending the bridge's lifespan while reducing future maintenance costs [3][4]. - The bridge employs a fully welded structure, moving away from traditional bolt connections to mitigate risks associated with bolt loosening and replacement difficulties [3][4]. Group 3: Construction Challenges and Solutions - The bridge crosses two major railway lines, with over a hundred passenger and freight trains passing through the construction area daily, necessitating precise operations within limited time windows [4]. - Advanced technologies such as hole detection instruments and electronic curtain systems were utilized to ensure safety and precision during the critical rotation process [4]. - The project team implemented intelligent construction techniques to accurately calculate traction and safety factors, establishing a dynamic correction model to support the precise rotation [4][5]. Group 4: Strategic Importance - The Shenhai Expressway upgrade is a key project under Shandong Province's "14th Five-Year Plan" for comprehensive transportation, connecting several strategic development zones and important transportation hubs [5]. - Upon completion, the project is expected to enhance regional transportation service levels, optimize network structure, and promote economic integration in the Jiaodong Economic Circle [5].