터널 내 화재발생에 대한 콘크리트 세그먼트 라이닝의 내화성 평가 및 내화방법에 대한 고찰

초록

Various tunnels such as road, subway, and railway are under construction and operation. Various types of linings are used for structural stability of tunnel structures, and concrete segment linings are mainly installed in TBM tunnel construction. In this paper, when a fire occurs in a tunnel, the impact on the concrete segment lining, which is the structure in the tunnel, and related standards, fire resistance evaluation and fire resistance method are investigated through literature review and related contents are presented.Through this, it is intended to provide an information for practitioners to secure the safety of concrete segment linings against tunnel fires.

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