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潍宿高铁至青岛连接线全面进入上部结构施工阶段
Qi Lu Wan Bao Wang· 2025-08-22 11:40
Core Viewpoint - The construction of the Weishui High-speed Railway to Qingdao connection line has entered the upper structure construction phase with all four segments starting box girder erection, indicating significant progress in the project timeline [1][3]. Group 1: Project Progress - The first box girder was erected on August 22, marking the commencement of the upper structure construction phase for the entire line [1]. - As of the end of July, the Qingdao section has completed an investment of 2 billion yuan, achieving 67% of the annual investment plan and 23% of the overall construction progress [5]. Group 2: Construction Techniques and Safety Measures - The project employs a "first piece system" and "three inspections system" to ensure the smooth erection of box girders, coordinating various forces to focus on key tasks [3]. - Digital technologies such as IoT and AI are utilized to assign unique identification numbers to each prefabricated beam, enabling digital control and streamlined operations throughout the production process [3]. - Safety measures include 3D modeling for tracking the lifting trajectory, specialized testing for 900T lifting equipment, and the installation of a collision detection radar system to monitor obstacles within a 30-meter radius [3]. Group 3: Project Overview and Future Impact - The Weishui High-speed Railway to Qingdao connection line spans 108.78 kilometers, with the Qingdao section measuring 53.5 kilometers, designed for a speed of 350 km/h [6]. - The project will connect Qingdao to the Beijing-Shanghai second line, alleviating bottlenecks in southbound transportation and enhancing the national railway's coastal corridor connectivity [6]. - Upon completion, the project is expected to significantly improve high-speed rail access to the Yangtze River Delta and Central China, while also upgrading the Qingdao hub facilities to better meet public transportation needs [6].
潍宿高铁至青岛连接线实现全线架梁,工程进入上部结构施工阶段
Qi Lu Wan Bao· 2025-08-22 03:49
齐鲁晚报·齐鲁壹点记者 王瑞超 实习生 李文慧 8月22日上午,潍宿高铁至青岛连接线1标段在沙河中村特大桥开始架设首榀箱梁,标志着青岛连接线全线实现架梁。 e the state Property The 潍宿高铁至青岛连接线全线共设4座制梁场,分别为青岛西制梁场、黄岛制梁场、诸城制梁场和五莲制梁场,共承担867榀单线箱梁和1621榀双线箱梁预制及 架设任务。今年5月7日全线首孔箱梁架设在诸城制梁场启动,至此,全线4座制梁场均已开启箱梁架设、43联连续梁全面开工建设,工程全面进入上部结构 施工阶段。 项专项检测,同时新增架桥机整机姿态监控系统,能同步显示架桥机机身水平度以及整机实时工况等关键信息,并具有远程影像反馈功能。运梁车更换耐高 温线缆并优化布线方式,提升设备在高温环境下的稳定性,并加装防碰撞雷达检测系统,可实时监测周边30米范围内障碍物,为安全作业再加一道 "保 险"。 1 Case of the . 1 Tree the first 回和谐当 8 Ada AYA 5 00 100 10 潍宿高铁至青岛连接线计划2028年6月底具备通车条件。项目建成后,将对胶东半岛与长三角及更远地区的旅客往来和经济交 ...
从“煤城”到“橙都”,重庆奉节探索生态经济新路径|活力中国调研行
Di Yi Cai Jing· 2025-08-13 07:33
Core Insights - The brand value of "Fengjie navel orange" has reached 38.17 billion yuan, with a cumulative reduction of over 100,000 tons of soil erosion [1] Group 1: Environmental Transformation - Fengjie County has closed 217 coal mines, officially exiting the coal production market, and has implemented integrated management of mountains, rivers, forests, fields, lakes, grass, and sand [1] - The area of soil erosion management has reached 397.89 square kilometers, and the forest coverage rate has increased to 69.49% [1] Group 2: Economic Development - In Daba Village, 12,000 acres of navel oranges produced a total output value of 180 million yuan last year, making it a national characteristic industry village with over 100 million yuan in output [2] - Former coal miners have transitioned to orange farmers, with per capita disposable income reaching 25,777 yuan, a year-on-year increase of 7.8% [2] Group 3: Technological Integration - Daba Village has established a standardized e-commerce live streaming base, with online sales accounting for 40% of total orange sales, achieving a sales volume of 70 million yuan [4] - The village has also developed a fruit tree order recognition sales model, with 16,734 orders and 4,000 tons of oranges subscribed [4] Group 4: Sustainable Practices - The implementation of a "six-in-one" green planting and management standard has led to a reduction of 1,000 liters of pesticide and over 300 tons of fertilizer annually, while increasing the quality rate of premium fruits to 85% [5] - The development of over 30 products, including orange wine and essential oil, is enhancing the value chain of Fengjie navel oranges [5] Group 5: Tourism and Revenue - Daba Village has become a popular tourist destination, with an average of 25,000 visitors annually and a tourism revenue of 2 million yuan [5] - The county has received 38 million tourists annually, generating a total tourism revenue of 21.88 billion yuan last year [5]
辽宁海城:菱镁之都的绿色蝶变
Yang Shi Wang· 2025-06-12 03:00
Core Insights - Haicheng, known as the "World Magnesium Capital," is undergoing a significant industrial transformation towards high-quality development in the magnesium industry, driven by resource integration, capacity upgrades, and full-chain layout strategies [1] Group 1: Smart Regulation - The city has implemented a smart magnesium big data center with a 50 million yuan investment, featuring 20 electronic screens that monitor the mining activities of 23 mines in real-time, transitioning from manual oversight to data-driven management [2] Group 2: Green Transformation - A new production line with a 200 million yuan investment has been launched, achieving a 36% reduction in comprehensive energy consumption and a 40% increase in physical productivity, saving 1,470 tons of standard coal annually, marking a significant green transformation in the industry [3] - Haicheng has eliminated 186 light-burned reflective kilns, reducing capacity by 1.94 million tons, advancing towards intelligent and low-carbon production [3] Group 3: Full-Chain Layout - The first phase of a high-end magnesium building materials project, with an annual production capacity of 90 million square meters, has completed the main construction of three factories and is expected to be fully operational by June [4] - The city has developed a special plan for a green upgrade demonstration zone, focusing on enhancing magnesium refractory materials, expanding magnesium building materials, strengthening magnesium chemicals, and developing magnesium alloys, aiming for high-quality development [4] - Haicheng is transitioning from a resource-consuming economy to a green quality manufacturing model, leveraging its natural resource advantages and digital empowerment to enhance governance efficiency and reshape industrial structure [4]
中交一公局港发建科:打造高效智能化装配式建筑产业基地
Zhen Jiang Ri Bao· 2025-06-10 23:32
Core Insights - The company, China Communications Construction Company (CCCC) Port Development (Jiangsu) Building Technology Co., Ltd., has been recognized as an advanced intelligent factory in Jiangsu Province for 2025, showcasing its innovative production capabilities in the construction of shield tunnel segments [1][3] - The production facility utilizes smart technology, including intelligent robots and automated guided vehicles (AGVs), to enhance efficiency and reduce labor intensity, achieving a threefold increase in operational efficiency for certain tasks [2][3] - The company has implemented a digital production operation platform that integrates IoT, big data analysis, and AI technology, enabling comprehensive monitoring and management of production processes from raw material input to finished product output [3] Production Efficiency - The use of intelligent robotic arms has significantly reduced the time required for surface finishing of shield segments from 20 minutes to approximately 5 minutes, resulting in a 40% reduction in labor requirements on a single production line [2] - The facility's digital command center monitors key metrics such as daily output, material inventory, and equipment status, enhancing operational oversight and safety compliance through AI technology [3] Strategic Focus - CCCC Port Development aims to continuously enhance its smart manufacturing capabilities and explore new digital technologies to drive high-quality economic development in the region [3] - The company produces an annual output of 210,000 cubic meters of shield segments, positioning itself as a leader in the intelligent prefabricated construction industry [3]
分类推进帮扶产业提质增效
Jing Ji Ri Bao· 2025-06-09 21:47
Core Viewpoint - The recent meeting emphasized the need to consolidate and expand poverty alleviation achievements while transitioning to normalized support, aiming to prevent large-scale poverty recurrence and enhance the endogenous motivation of impoverished areas through industrial support [1] Group 1: Industrial Support and Development - The main source of support industries comes from poverty alleviation industries, which have increasingly become the core of rural revitalization [1] - The rural per capita disposable income in 832 poverty-stricken counties increased from less than 4,000 yuan in 2012 to 17,522 yuan in 2024, significantly contributed by support industries [1] - Various regions have developed characteristic planting and breeding industries, agricultural product processing, and rural tourism, promoting employment and income growth through industrial chain extension [1] Group 2: Challenges in Industrial Support - Issues such as insufficient planning precision and misalignment of support projects with regional resources have led to inefficient investments [2] - The lack of a well-developed mechanism for technology specialists and inadequate digital infrastructure coverage hinder the cultivation of vocational farmers' skills [2] - There are challenges in ensuring contract fulfillment in order agriculture and a lack of shared risk mechanisms, making it difficult to sustainably enhance farmers' income [2] Group 3: Strategies for Improvement - Emphasizing the need for precise infrastructure adaptation, focusing on regional storage and cold chain logistics to enhance agricultural product circulation [2] - Establishing a dual selection mechanism for technology specialists and creating county-level talent hubs to facilitate the transformation of research into practical applications [3] - Implementing a sustainable benefit-sharing mechanism in ecological agriculture through transparent distribution frameworks and risk compensation agreements [3]
明年年底交付!第二艘国产大邮轮完成坞内起浮
Huan Qiu Wang· 2025-05-13 02:37
Core Viewpoint - The successful floating of China's second domestically produced large cruise ship "Aida Huacheng" (H1509) marks a significant milestone in the shipbuilding process, laying a solid foundation for its completion and delivery by the end of 2026 [1][2]. Group 1: Construction Progress - The floating process is a critical milestone in the construction of large cruise ships, aimed at determining key technical indicators such as weight center and releasing residual stress [1]. - The H1509 ship's construction time from docking to first floating was shortened by one month compared to the first domestic large cruise ship "Aida Modu" [2]. - The overall project work hours were reduced by 20%, with 57.2% of actual working hours achieving over 70% of the project's overall progress, representing a 12% improvement compared to the first ship [2]. Group 2: Technical Enhancements - The H1509 ship has seen a significant increase in floating weight by 3,654 tons, reflecting improved construction efficiency and integrity compared to the first ship [2]. - The total tonnage of H1509 increased by 0.64 million tons to 141,900 tons, with a total length increase of 17.4 meters to 341 meters [3]. - The areas for public and outdoor recreational activities have expanded to 25,599 square meters and 14,272 square meters, respectively [3]. Group 3: Management and Innovation - The company emphasizes a management philosophy of "learning, exploring, summarizing, and innovating," which has led to comprehensive reflections and innovations based on the construction of the first large cruise ship [2]. - A series of research achievements and management experiences have been leveraged to optimize processes and tackle technical challenges, enhancing the construction efficiency and quality of the H1509 ship [2][3]. - The construction process of H1509 has benefited from the experience gained from the first ship, leading to smoother operations and the development of digital management tools across eight areas, including design, procurement, and logistics [3].