In order to solve the high temperature and humidity in the tunnel construction, the paper researches the reasons and hazards of the heat-harm in the tunnel eonstruction, and points out the comprehensive prevention measures for the heat-harm, so as to ensure the smooth construetion of programs and ensure the physical health of the construction personnel.%为了解决隧洞施工中出现的高温高湿问题,针对隧洞施工热害产生的原因、危害进行了研究,并提出了热害的综合防治措施,从而保证项目的正常建设,保护作业人员的身体健康。
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