Simulate rainwater pouring, relieve danger in 15 minutes

Jimu Journalist Ma Qingni

Correspondent Wang Kaiyuan

The flood season is coming. How can the Donghu Tunnel with a total length of 7.035 kilometers quickly draw? At 10 am on June 17, under the guidance of the Tunnel Department of the Municipal Construction Group Bridge Company, under the guidance of the Tunnel Department of the Wuhan Urban Bridge Tunnel Affairs Center, carried out tunnel flood prevention and staining drills on the left line of Donghu Tunnel. Jimu Journalists participated throughout the process.

On -site assembly

At 10:17 am, "rainwater pouring" in the tunnel. In just a few minutes, the water flow quickly flowed into the tunnel through the ramp. After the danger of the Donghu Tunnel Monitoring Center found the danger, it quickly notified the emergency handling personnel to deal with it.

"Please pay attention to the departments. At the left of the Lake Xin Island on the left of the East Lake Tunnel, the rain is large, and the phenomenon of rainwater is influenza. The overall emergency personnel arrived at the scene of the water staining of Huxin Island with flood prevention and rescue supplies, and simultaneously reported the owner's unit and superior leader.

Central control room dispatch rescue personnel

Jimu reporters saw at the scene that about 5 minutes after the rain was poured, 3 emergency vehicles and nearly 30 rescue personnel quickly were in place. The rescue personnel were divided into three roads, and the staff all the way opened the pump room in the tunnel to move the water -shielding board and sand bags. Start up with equipment and other equipment such as gasoline pump, 7KW generator, 3KW electric pump pump, 2.2kW generator, etc., and stitch the drainage pipes on both sides of the same period to drain the backlog of rainwater to the lake above the tunnel. At the same time, the traffic police from the East Lake Scenic Area reported by the central control room also conducted a linkage disposal to quickly organize police forces to close the entrance of the tunnel and guide past vehicles.

Rescue site

After about ten minutes, the amount of rainwater decreased significantly. The water level of the pump room was within the safety alert water level.

According to the reporter's scene records, the emergency team arrived at the scene, began to build a dam, and the exhaust was exhausted. It took only 15 minutes. The entire process of emergency treatment took about 30 minutes.

Li Kuanghua, chief of the drill, said that the purpose of the drill was to further standardize the linkage mechanism of the East Lake Tunnel's emergency disposal and improve the emergency response ability. "The normalization of exercise is to keep the East Lake Tunnel's emergency response ability to continuously improve, optimize, and improve it. To achieve comprehensive, simple, fast, and effective, and effectively maintain the safety of the people's lives and property."

"Emergency drills are the last guarantee of encountering unexpected situations. People Li Changchun introduced that in daily prevention work, we reserved emergency materials such as pumping pumps, generators, water shields, flood control sandbags and other emergency supplies; Monitor the early warning of heavy rain; arrange inspectors in key areas to pay attention to the water level and tunnel channels in real time, and report the situation once an hour. After the tunnel is restored to normal, the project department will carry out a summary meeting to re -enroll the work of each department to continuously improve the level and ability of emergency treatment.

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