“三同步”即：工程设计与档案工作同步；工程施工与档案工作同步；工程竣工验收与档案工作交付验收同步，实行全过程跟踪管理。辽宁省水利厅在建工程白石水库、石佛寺水库，工程投资较大，工期建设较长、参加人员较多，文件材料数量较大，形式多种多样，并具有“多边”工程特 “Three simultaneous” namely: project design and file synchronization; project construction and file synchronization; project completion and acceptance and file delivery acceptance synchronization, implementation of the whole process of tracking management. Liaoning Province Department of Water Resources under construction Baishi Reservoir, Shifushi Reservoir, the project investment is larger, the construction period is longer, more participants, a large number of documents and materials, a variety of forms, and with “multilateral” engineering