Research conclusions：(1) In the situation of fire hazard happening in tunnel, the ventilation of tunnel should be guaranteed in order to maintain peoples' thinking and physical strength. (2) According to the different situations, the measures, such as adopting vertical division, horizontal channels and escaping chute should be taken to help people to escape the disaster area. (3) Considering the possibility of power off in the tunnel, the clear guiding facilities should be installed for power off. (4)Mechanical tools should be simple and reliable and manual operation is preferred. (5) For subway tunnel, the protective measures for the tunnel security should include auto elevator and screen gate. (6) For mountain tunnel, the protective measures should include fire door and fans. (7) For river tunnel, the protective measures should include water proof gate and escaping chute.