一、问题的提出我所新建高压试验室及综合试验楼工程占地3000多m~2,位于本所中部,东西两侧有邻厂的五层办公楼、铆焊车间及二层砖木结构房和本所的四层试验楼等建筑。新老建筑基础相距仪3～4m,最近的是邻厂铆焊车间旁的两层建筑与新建筑只有2m。而老建筑基础埋深为-1.5m左右,新建筑基础 First, the problem raised Our new high-voltage test room and comprehensive test building project covers an area of ​​more than 3,000 m2, is located in the central part of the Institute, east and west sides are adjacent to the factory five-story office building, welding workshop and two-story brick and wood structure The four-story test building of the house and the building. The old and new building bases are located 3 to 4 meters apart. The nearest one is the two-story building and the new building next to the riveting shop of the neighboring factory, which is only 2 meters away. The old building is buried at a depth of -1.5m, and the new building foundation