Analysis and countermeasures about the hidden trouble of fire disaster in fire fighting facilities are offered in the paper, based on some practical engineering cases.

通过工程实例对当前建筑消防设施存在的火灾隐患进行了深入细致分析，并提出了相应的对策。

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Abstract: : Based on the practical cases of construction, this paper discusses the key points of concrete plug pipeline construction technology of municipal sewage project.

摘要：本文根据工程案例，对市政污水工程砼承插管道施工技术要点作出了论述。

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Based on cases study, the pile lapping and pile patching procedure are discussed in detail, and the validation and practical results are listed.

结合工程实际，讨论接桩和补桩两类处理手段的可行性及实际效果。

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