China News Service, Zhuhai, July 22 (Reporter Deng Yuanwen) The rescue headquarters at the scene of the "7·15" flooding accident at the Shijingshan Tunnel in Zhuhai issued a report on the 22nd, stating that after days of continuous search and rescue, at 12:17 on the 22nd, rescuers The last victim was found and confirmed at the scene of the accident.
So far, all 14 trapped persons have been found and confirmed dead.
At about 3:30 am on July 15th, a water leakage accident occurred at a 1.16km location of the Shijingshan Tunnel construction section of the Zhuhai Xingye Express Line (south section) project, resulting in 14 construction workers being trapped.
Zhuhai City immediately established an on-site rescue headquarters to start rescue work.
The first section of the Zhuhai Xingye Express Line (south section) is an urban expressway.
Among them, the Shijingshan tunnel section is 1.78 km, the roadbed section is 0.525 km, and the bridge section is about 0.5 km.
The tunnel section is constructed by the mining method, with two holes and six lanes, and the ramp is a two-lane road.
As the Shijingshan tunnel construction site of the Xingye Express Project is located under the Jida Reservoir, affected by the tunnel construction and flooding accident, the hydrogeological conditions in the accident area have become more complicated, which has brought a lot of difficulties to rescue work.
The rescue team was divided into two groups. On the one hand, they found the permeable point above the tunnel and blocked the permeable point with the cofferdam. On the other hand, they organized a mobile drainage pump truck to drain the accumulated water in the tunnel.
After the overall water level in the Shijingshan Tunnel dropped, the on-site rescue headquarters sent a professional diving team to fully carry out underwater search and rescue.
After days of uninterrupted search and rescue, at 15:20 and 15:38 on July 19, rescuers found 2 trapped persons at the accident site about 1,060 meters and 1,070 meters from the left opening of the tunnel. After medical identification, there were no more people. vital signs.
On the evening of the 21st, the rescue headquarters of the "7·15" flooding accident in the Shijingshan Tunnel in Zhuhai City said that after days of continuous search and rescue, the work surface has gradually approached the point of difficulty.
As of 23:00 on July 21, rescuers found and confirmed 13 victims at the scene of the accident.
At 12:17 on the 22nd, rescuers found and confirmed the last victim at the scene of the accident.
It is reported that in the future, the on-site rescue headquarters will continue to do a good job in the aftermath of family reassurance and other aftermath work, and fully assist the Guangdong Provincial Accident Investigation Team to carry out investigations.
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