Please refer to the actual situation.
Annex of the general office of the Ministry of housing and urban rural development on September 27, 2021 (this document is actively disclosed): guidelines for prevention of collapse in foundation pit and tunnel construction of Urban Rail Transit Engineering（.
It is hereby printed and distributed to you.
For more highlights, please click the blue word above to follow us! Source: on the official website of the Ministry of housing and urban rural development, in order to strengthen the quality and safety management of urban rail transit engineering construction, improve the prevention level of foundation pit and tunnel collapse accidents and reduce production safety accidents, the Ministry of housing and urban rural development recently issued the notice of the general Office of the Ministry of housing and urban rural development on printing and distributing the prevention guidelines for foundation pit and tunnel collapse of urban rail transit engineering.
Original text of the notice: housing and urban rural development departments of all provinces and autonomous regions, housing and urban rural development (Management) committees of municipalities directly under the central government, housing and Urban Rural Development Bureau of Xinjiang production and Construction Corps, Shanghai Municipal Transportation Commission and Shandong Provincial Department of transportation: in order to strengthen the quality and safety management of urban rail transit engineering construction, improve the prevention level of foundation pit and tunnel collapse accidents and reduce the occurrence of production safety accidents, Our department has prepared the guidelines for prevention of collapse in foundation pit and tunnel construction of urban rail transit engineering.
