Core Points - The launch of the empty test run for Jinan Metro Line 4 and Line 8 marks a critical phase in the preparation for operation, with plans to officially open by the end of the year [1][7] - The empty test run will last for three months, simulating real operational conditions and testing various systems including vehicles, tracks, signals, and power supply [1][7] Group 1: Line Details - Line 4 spans 40.3 kilometers with 33 underground stations, connecting five districts and covering 80% of the passenger flow along Jinan's main thoroughfare, significantly alleviating traffic pressure [3] - Line 8 covers 25.3 kilometers with 3 underground and 11 above-ground stations, linking key areas such as the China (Shandong) Free Trade Zone and various educational and technological institutions [3] Group 2: Construction Features - Both lines emphasize the integration of technology and green low-carbon practices, with Line 4 overcoming complex geological conditions and Line 8 aiming to be a national model for green urban rail transit [5] - The construction of underground stations on Line 8 utilizes advanced green building technologies, resulting in a CO2 reduction of approximately 3,400 tons per station, and the design of Shandong University Station includes photovoltaic integration expected to generate 180,000 kWh annually [5] Group 3: Operational Goals - During the empty test run, Jinan Metro Group will coordinate system debugging, operational drills, and safety assessments to ensure high standards for the opening of both lines [7] - The goal is to provide citizens with more convenient, efficient, green, and safe transportation services, contributing to the modernization of the province [7]

济南轨道交通4号线、8号线建设 在全力推进联调联试的同时 运营筹备工作也正有序开展 今天 小编用五个"关键词" 带您了解"双线"运营筹备最新进展情况 分批进驻 当前 为保障建设、运营有序衔接，地铁运营人员已分批进驻4号线、8号线部分车站，并进行模块化演练，提前开展车站踏勘、应急演练及业务培训，精准掌握 安全要点，全力推进整改消缺。通过"标准化进驻模式"为后续所有车站的大规模人员进驻积累丰富经验。 新车调试 轨行区巡检 钢轨是列车安全运行的"钢铁脉络"，新线开通前，轨行区的所有设备设施都要接受严格的检查。目前技术人员已对4号线、8号线轨行区开展"地毯式"专项 检查，包含排水系统、桥架线缆等11大项内容，确保隧道壁、站台门、轨道设备设施等关键点位的安全。 设备精调 供电系统是地铁安全稳定高效运行的命脉，技术人员对4号线、8号线58座正线变电所及3座新建主变电所设备保护装置进行全功能核验，对接触网导高、 拉出值、锚段关节等7000余处关键点位逐点采集数据，将精细化理念延伸至全系统，为后续动车调试提供高精度动力保障。 全自动测试 4号线、8号线全自动运行场景功能测试已全面启动，测试团队采用"线上+线下"双轨模式，聚焦 ...

Core Viewpoint - The Jinan Urban Transportation Bureau is actively advancing the commissioning and operational preparations for the Jinan Metro Line 4 and Line 8, ensuring a smooth transition from construction to operation [1][2] Group 1: Operational Preparations - Metro operation personnel have begun phased entry into certain stations of Line 4 and Line 8, conducting modular drills and emergency training to master safety points and address issues [1] - A standardized entry model is being implemented to accumulate experience for large-scale personnel entry into all stations in the future [1] Group 2: Vehicle and Equipment Testing - Electric multiple units for Line 4 and Line 8 have arrived in batches, with technical teams conducting static and dynamic testing on over 300 core components to ensure safety and stability [1] - A comprehensive inspection of the track area has been conducted, covering 11 major items, to ensure the safety of critical points such as tunnel walls and platform doors [1] Group 3: Power Supply System - The power supply system is crucial for the safe and efficient operation of the metro, with technicians verifying the functionality of equipment at 58 substations and 3 new main substations [2] - Data collection has been performed on over 7,000 key points, extending the precision concept throughout the entire system to provide high-precision power support for subsequent train debugging [2] Group 4: Automated Operation Testing - Full-scale testing of the automated operation scenarios for Line 4 and Line 8 has commenced, utilizing a dual-track approach to simulate real operational environments [2] - The first phase of testing has been successfully completed, with plans to expand to the main line section to complete all 45 automated operation scenario tests [2]

Core Viewpoint - Jinan Rail Transit Group is focusing on high-quality development through strong party leadership, project acceleration, and safety management, aiming to enhance urban transportation and meet public expectations for new metro lines [1][21]. Group 1: Project Development - The Jinan Rail Transit Group has achieved full electrical connectivity for Line 4 and initiated full-scale dynamic testing for Line 8, with the High-tech East District Cloud Bus also fully connected [1]. - The completion of Line 4 is expected to be three years ahead of schedule, significantly improving public transport options for residents [6]. - The group has completed 93.8% of its annual investment target by May, amounting to 243.9 billion yuan [8][21]. Group 2: Safety Management - The company has implemented a "party chain" to empower the "safety chain," aiming for zero accidents and fatalities in operations [3]. - A comprehensive safety management system has been established, including a three-year action plan for major risk identification and the introduction of initiatives like "hazard photo submissions" [5]. - The group has developed an online and offline joint supervision model, utilizing video monitoring and real-time cloud scheduling for enhanced safety oversight [5]. Group 3: Quality Service - The company has launched over 30 service initiatives to improve passenger experience, including seasonal beverages and special services for events [9]. - The establishment of 12 station party branches has led to the implementation of a "365-day inspection" service standard, enhancing service quality [11]. - The total operational mileage of Jinan Metro has exceeded 39.79 million kilometers since its inception, with significant growth in passenger services [11]. Group 4: Management Innovation - The Jinan Rail Transit Group's youth innovation team won a first-class award in a national competition, showcasing its commitment to technological advancement [12]. - The company has achieved breakthroughs in key technologies, including smart shield machines and intelligent inspection systems, contributing to cost reduction and efficiency [14][16]. - The group has implemented innovative construction techniques that have saved approximately 300 million yuan in costs, setting a benchmark for green construction in the metro sector [14]. Group 5: Party Leadership and Community Engagement - The company has established multiple project party branches to enhance project execution and community engagement, fostering a collaborative work environment [8][19]. - Initiatives like the "Pioneer Speed-up Project" have been launched to encourage employee participation and accountability in project delivery [17]. - The group emphasizes its commitment to serving the public, aligning its operations with the motto "People's Metro for the People" [21].