Referring to the importance of the prevention water under coal mines, the paper researches the waterproof technique measures under the mines, points out its technical channels according to the analysis of reasons for water disasters under the mines, and sums up the precautions in the water treatment, so as to ensure the safety of the coal work environment.%鉴于煤矿井下防治水工作的重要性，对矿井下防水技术措施进行了研究，通过分析煤矿井下水害产生的原因，提出了防水工作的技术途径，并对治水工作中需注意的事项作了总结，以确保煤矿工作环境的安全性。
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