竣工资料是工程交工验收时的必查文件,为工程合理使用、维修、改建、扩建提供可靠的依据,也为鉴别工程质量,特别是隐蔽工程质量提供原始凭证。施工单位可以通过对各单位工程竣工资料的分析、总结,及时提炼出先进的、切实可行的施工技术 The completion data is the necessary inspection documents for the inspection and acceptance of the project, which provides a reliable basis for the rational use, maintenance, reconstruction, and expansion of the project, and also provides the original certificate for the identification of the project quality, especially the quality of the hidden project. The construction unit can timely extract advanced and practical construction technologies by analyzing and summarizing the construction completion data of each unit.