济南轨道交通7号线 济南轨道交通7号线作为贯穿济南南北的骨干线路，是全国首条跨越黄河的地铁工程，承载着推动黄河流域生态保护和高质量发展国家战略的重要使命。 线路建成后，将直接连接新旧动能转换起步区与中心城区，填补南北向跨黄轨道交通空白，有效疏通城市南北交通瓶颈，显著提升市民跨黄出行效率，为 区域协同发展注入强劲动力。 国庆中秋长假期间，济南轨道交通7号线、9号线的建设工地一片热火朝天的奋战景象。数千名建设者放弃与家人团聚的机会，坚守施工一线，以"不停 工、不断档"的攻坚姿态，全力推动项目建设，为城市发展注入坚实的轨道交通力量。 项目团队以创新为引领，针对不同站点地质难点制定施工方案。华山东路站面对197米矿坑回填区，采用"袖阀管注浆+钢支撑"双保险体系，"钻孔灌注桩 +旋喷桩"止水方案，有效防控坍塌风险；荷花路站研发"气动潜孔锤+高压旋喷双液浆加固"组合工艺，解决硬岩成孔慢与杂填土塌孔难题，还创新"绳锯 截至目前，9号线工程已完成从"地下攻坚"到"附属冲刺"的关键跨越。12座车站中10座实现主体结构封顶；11个盾构区间中7个实现双线贯通，3个持续推 进；铺轨工作同步推进，毛庄站至小清河东站及梁王联络线铺轨总长 ...

Core Insights - 2025 is a significant year for the construction of Jinan's rail transit, with multiple lines undergoing various stages of development [1] Group 1: Line 4 - All 33 stations have completed the main structure and are entering the dynamic debugging phase [3] - Electromechanical decoration has commenced across all stations [3] Group 2: Line 8 - The line consists of 14 stations, all of which have been capped and are now undergoing decoration and electromechanical installation [5] - The line has achieved bridge and tunnel connectivity and has initiated dynamic debugging [5] Group 3: Cloud Bus in Jinan High-tech East District - All 32 stations have been capped, with ongoing decoration and electromechanical equipment installation [7] - Dynamic debugging has started for the entire line [7] Group 4: Line 7 - All 32 stations are under construction, with 29 stations having completed the main structure [9] - 30 sections have achieved double-line connectivity, with civil construction entering a critical phase [9] Group 5: Line 9 - The line includes 23 stations, all of which are under construction, with 11 stations having completed the main structure [10] - 8 sections have achieved double-line connectivity, with 7 shield machines currently in operation [10] Group 6: Additional Line - A total of 12 stations are under construction, with 9 stations having completed the main structure [12] - 6 sections have achieved double-line connectivity, with 7 shield machines actively digging [12]