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Article by jekky

After the tunnel fire incidents like “falling chimney”, the internal temperature can reach thousands of degrees Celsius, not controlled in time, is a Disaster . To enhance safety and rescue operations support capability, 10 am, before the opening of Xiang’an tunnel fire rescue exercise in the “worst” test case the parties to cope. Order to the most comprehensive, truly embodies the tunnel accident disaster drill simulated a chain of accidents content: three car pile-up rear-end collision, the driver was stuck in the cab, other passengers trapped inside the vehicle, the vehicle fuel tank leakage Fire , Smoggy, traffic interruption … … exercise a direct test of the contents of the tunnel management, fire, traffic police, medical and other multi-sectoral emergency response capacity. Site Monitoring System Automatic alarm 9:00 sharp, as the commander of the order of the exercises from the car accident triggered a chain Fire Started. Five-spot in the tunnel direction in handing out the island 700 meters, the “three car Lianhuan Zhuang,” leading to flaming Combustion , Thick smoke filled the tunnel of the semi-closed instant space. At this point, Xiang’an tunnel display high-tech electrical and mechanical equipment exhaustive: the ground in the control room of the small screen +8 40 road block consisting of a large LCD screen, 100 Camera Comprehensive coverage of every detail of the tunnel, there is no dead ends. After the tunnel fire, the fire control system automatically recognizes and smoke image, and automatically beep alarm. Unknown circumstances in order to prevent blockage of vehicles entering the tunnel traffic, the tunnel information boards at both ends of the contents of the variable changed to “tunnel accident, the vehicle-pass passage,” while, Xiamen traffic radio broadcast in time the “accident” situation, this social movement of vehicles pass. Each have seven nozzles 25 mThen, tunnel radio sounded and emergency evacuation of people with and auto cross-channel fully open, quickly withdraw from the service tunnel. Exhaust system and foam?? Water spray in conjunction with Fire System has begun to work automatically, and thick smoke quickly dissipated. It is understood that Xiang’an tunnel ventilation shaft 2 installed 4 high-power fan, there are 39 units inside the tunnel jet fans, the service tunnel jet fan 20 units. Fully open up the tunnel as a large “hood.” The spray fire extinguishing system, the foam – water spraying fire extinguishing system in conjunction with a total of 482 foam spray control valve and the 3374 tunnel dedicated AFFF nozzle, and installed 12,800 m tunnel foam spray system water main pipe. In the “accident” occurred within 25 meters, there are seven heads. Multisectoral perform their duties Order to simulate the real situation, all sectors are involved in the exercise from the “home”, and not to wait at the scene of the “post-desktop exercise.” Management should deal with the tunnel, the traffic police, fire, 120 in succession to the scene Fire fighters two-pronged: along with the Rover 60 snow guns fire smoke on the spot, while three gun set up to control the spread of fire; all the way to send five firemen, carrying cutting pliers and cutting machine will extend car door sawn, rescued card already in the cab driver unconscious, and brought a stretcher to direct the hole 120 ambulance on standby. Extinguish the fire, the staff in a timely manner to clean up the scene. 9:35, end exercise Case of fire, abandoned the vehicle when the tunnel leaving car keys Tunnel in special circumstances, broadly divided into general accident, fire two. General accident, including traffic congestion, vehicle breakdowns.

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