地铁18条段地面高架线降速

Group 1 - The transportation authority has implemented "segmented operation and flexible scheduling" for 334 mountain bus routes in response to snowfall conditions [1][2] - Ground and elevated subway lines will operate under manual driving mode as needed, with speed reduction measures in place to ensure safety [1] - The subway system has a tailored guarantee plan for 18 ground and elevated lines, including snow melting device activation and real-time monitoring of passenger flow [1][2] Group 2 - The transportation department is enhancing safety management by enforcing speed reduction and distance control on icy road sections for bus drivers [2] - Real-time monitoring of congestion points and bus stop passenger flow is being conducted through video surveillance and on-site inspections [2] - Increased operational capacity for ground buses is being ensured to maintain smooth and orderly public transport for citizens during the snowfall [2]