Group 1 - The article discusses a comprehensive emergency drill named "Coordinated Action: Smooth Arteries" conducted in response to the closure of Qianjiang Third Bridge starting from November 22, which aims to test the emergency response capabilities of various departments under extreme conditions [2][3] - Qianjiang Third Bridge currently accommodates approximately 163,000 vehicles daily, with around 84,000 being regular commuters, and its closure is expected to significantly increase traffic in nearby routes, particularly the Wangjiang Tunnel, which may see a 30% rise in peak hour traffic [2][4] - The emergency drill included five practical scenarios: power outage, vehicle collision, electric vehicle fire, traffic congestion, and flood emergency, demonstrating the coordinated response of traffic police, emergency services, and tunnel management [3][4] Group 2 - The drill aimed to enhance the emergency response chain from accident handling to traffic recovery, ensuring the scientific, practical, and operable nature of existing emergency plans, while improving inter-departmental coordination [4] - During the bridge closure, local authorities will utilize technology to dynamically manage vehicle flow through alternative routes and encourage commuters to use public transport, such as subways, to minimize traffic disruption [4]

Core Viewpoint - The Qianjiang Third Bridge in Hangzhou is undergoing reconstruction, leading to traffic disruptions and the implementation of various traffic management measures to facilitate alternative routes for vehicles and pedestrians during the construction period [3][4]. Traffic Management Measures - The bridge, which handles approximately 163,000 vehicles daily, will be closed for construction starting from November 22, prompting the need for alternative traffic routes [3][4]. - The Hangzhou Public Security Traffic Management Department has recommended 14 detour routes to accommodate various travel needs, including short-distance and long-distance crossings, as well as airport access [4]. Alternative Transportation Options - A temporary ferry service will be operational from November 18, providing a free option for non-motorized vehicles to cross the river, with designated boarding points on both banks [5][6]. - The ferry service will operate daily from 6:30 AM to 6:30 PM, with a capacity of 50 non-motorized vehicles per boat, and will adjust schedules based on weather conditions [6]. Public Transport Enhancements - Authorities are advocating for increased use of the subway, with enhancements planned for lines 2, 5, and 7 to accommodate the expected increase in passenger volume due to the bridge closure [7][8]. - New bus connections have been established to improve coordination with subway services, focusing on areas with high demand for river crossings [8].