档案馆楼的加固加层改造，是在旧楼的基础上进行的一项施工难度大，施工技术较为复杂的工程。对建设单位和施工单位来讲都是一个新课题，笔者认为，档案馆旧楼加固加层的研究可从以下几个方面去考虑： 　　1搞好论证。依原楼基建档案和技术资料为依据并进行现场观测、取样、 Reinforcement of the archives floor plus renovation, is an old building on the basis of a construction difficult, construction technology is more complex project. In terms of construction units and construction units are a new topic, the author believes that the archives of the old building reinforcement layer can be considered from the following aspects: 1  do a good argument. According to the original building infrastructure archives and technical information as the basis and on-site observation, sampling,