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At about 3:30 a.m
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on July 15, a water seepage accident occurred at 1.16 km of Shijingshan tunnel construction section of Zhuhai Xingye Express (south section) project, Guangdong Province, resulting in 14 construction workers being trapped
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Previously reported: Early in the morning, 14 people were trapped! Latest news: 14 people were trapped in the tunnel face 1160 meters away from the entrance
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The reporter learned from the press conference held in Zhuhai on the afternoon of July 15 that Yan Dawu, deputy general manager of the construction party China Railway Erju Group Co., Ltd., revealed that at about 3:30 on July 15, during the construction of the right tunnel, the construction personnel were preparing to organize the initial support construction, After hearing the abnormal noise, the personnel on duty found that slag fell on the tunnel face, and quickly organized the evacuation of construction personnel from the tunnel
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Subsequently, a large amount of water poured into the right line tunnel and into the left line tunnel through the cross channel
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After the reverse water inflow, 14 people in the left line tunnel were trapped in the tunnel face, 1160 meters away from the portal
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After the incident, the project Department of China Railway Erju organized rescue forces to enter the left tunnel and arranged loaders for rescue
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However, due to the large and urgent water inflow, the tunnel below the cross passage has been flooded, and the rescue personnel and equipment can not get close to the tunnel face after many attempts
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The project Department of China Railway Erju immediately mobilized surrounding rescue personnel and equipment to the site through the headquarters, and carried out rescue according to the unified deployment of provincial and municipal on-site rescue headquarters
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As of 15:30, the project Department of China Railway Erju has invested more than 360 people and 115 sets of rescue equipment to carry out rescue work
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At present, on-site rescue and related work are in progress
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Zhuhai: cofferdam plugging and rescue has been carried out for the permeable point of the tunnel seepage accident, and the rescue is under way
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On the afternoon of the 15th, Zhuhai held a press conference on the accident in the construction section of Shijingshan tunnel project of industrial Express (south section) project, and the rescue situation is reported as follows: figure source: Zhuhai released at about 3:30 on July 15, A flooding accident occurred at 1.16 km of Shijingshan tunnel construction section of Zhuhai Xingye express line (south section) project, and 14 construction workers were trapped at the site
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The construction unit of industrial Express (south section) project is Zhuhai Highway affairs center, the agent is Zhuhai urban construction Municipal Co., Ltd., and the construction unit is China Railway Erju Group Co., Ltd
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The 14 trapped persons were employees of Fujian ZhuoZhi Construction Engineering Co., Ltd
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After the accident, the Ministry of emergency management, together with the Ministry of housing and urban rural development and the SASAC of the State Council, immediately sent a joint working group to Zhuhai to guide the on-site rescue and disposal
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The emergency management department of Guangdong Province immediately dispatched rescue forces to support Zhuhai and mobilized 8 rescue forces from surrounding cities such as Guangzhou, Shenzhen, Foshan, Shaoguan, Dongguan, Zhongshan and Qingyuan
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As of 15:30, a total of 118 people and 40 large rescue equipment had been mobilized to the scene of the accident for rescue work
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Guangdong fire rescue Corps quickly mobilized 4 rescue teams, 7 flood drainage teams, 59 fire engines and 298 fire commanders and fighters to the scene to be responsible for on-site drainage
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After the accident, Zhuhai immediately set up an on-site rescue headquarters to quickly mobilize 150 people from the Zhuhai branch of the armed police, 350 people for emergency and water rescue, 145 people for fire fighting, 310 people for public security and 200 volunteers
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A total of more than 1100 people and 22 fire engines were put into rescue work, and 15 emergency rescue vehicles and 10 material transportation support vehicles were prepared for standby
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Shijingshan tunnel construction face of industrial express project is located below Jida reservoir
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The rescue measures taken include: first, find the permeable point above the tunnel and block the permeable point with cofferdam
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By 12:30 noon, the cofferdam had been closed, and the combination of forced pumping and culvert pipe drainage was adopted to reduce the reservoir water level
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Second, organize the mobile drainage pump truck to pump and discharge the ponding in the tunnel
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Since 5 am on the 15th, the pumping and drainage operation has been fully started
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Five mobile drainage pump trucks are being rescued on the site, with an hourly pumping capacity of 15400 cubic meters, and another 20 pump trucks are on standby around
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At present, the search and rescue work is still being carried out in an intense and orderly manner
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