The news released by the official website of Qixingguan District Government of Bijie City, Guizhou showed that at around 12:00 on October 10th, the Nishi Railway Singapore Tunnel (located in Qixingguan District, Bijie City), which was constructed by the 19th Bureau of China RailwayDuring the blocking construction, a suspected gas explosion occurred during the blocking construction, causing six construction workers to be trapped.
After the accident, the local government immediately launched an emergency plan and organized emergency, fire, mining rescue, public security, health, railway and other departments to the scene to carry out rescue with the construction party.At present, 5 trapped people have been killed unfortunately, one is being treated in the hospital, and the aftermath work has been fully carried out.Cause of the accident is being investigated.
On January 25, 2021, the Singapore Tako (Gaosa) Tunnel of the Guizhou section project of the Railway was smoothly connected.Picture according to Guizhou Railway Investment
On the morning of the 12th, the villagers in Chamutu Village, Heguantun Town, Qixingguan District nearby told the upstream news (reported by the mailbox: [email protected]) reporter, the incident was about 11:40 on the 10th, "At that time, I heard two explosions, and then sprayed out of the tunnel and then went out again.It was not over until eight or nine in the evening. "
The villagers said that there were three women who had a collection of collections near the tunnel."They said that the shock wave generated by the explosion knocked down the trees and flowers on the roadside, and they were almost affected. At present, the police officers are on duty at the tunnel.
From the north of Jianxu Bi Railway, Sichuan Province, Sichuan Province, to Bijie City, Guizhou Province in the south. It passes through Zhaotong City, Yunnan Province. The Sichuan -Yunnan section is 151.838 kilometers in length.According to the official website of the Guizhou Railway Investment Group Co., Ltd., the Guizhou section of the Railway was undertaken by the China Railway 19th Bureau Group Corporation. The length of the main line was 36.62 kilometers, including 20 new bridges and 12 tunnels.
The Singapore Tunnel is located at the junction of Heguantun Town, Heguantun Town, Heguantun Town, Zhenxiong County, Yunnan Province, with a total length of 4140m.The tunnel is adjacent to the existing wired construction, and the construction is difficult.
According to reports, since the project started in May 2017, the company's guidance company guided the project department of China Railway 19th Bureau Group Corporation to strengthen construction organization and safety quality management.During the construction process, we strive to overcome difficulties such as the poor rock difference and the amount of water flow. Relying on scientific and technological research, establish an emergency rescue mechanism to respond to gas emergencies, carry out labor competitions many times, and adjust the construction plan in a timely manner to ensure the safety and orderly progress of the project.In order to grasp the safety management of the Gaosa Tunnel, the employees of the participating employees install automatic gas monitoring equipment in the tunnel cave, and at the same time are equipped with gas testing personnel to form dual insurance;; Before the tunnel excavation, a variety of advanced geological forecasting methods such as advanced exploration and TSP are adopted, and the front surround rocks and hydrological conditions are used to ensure the safety of tunnel construction in advance;The lining end is soft, two -way -lined concrete wind -of -window pouring, and two -lining anti -off -emptiness, which effectively guarantees the quality of the engineering entity.
The staff of the relevant departments of Qixingguan District told the reporters upstream that after the accident, multiple departments started rescue for the first time, and the accident was reported to the National Emergency Management Department. The cause of the accident is under further investigation.
Upstream journalist Li Wentao
