Based on analyzing the profile of GPR survey-line and the image of single-waveform, GPR images of the disturbed soil and soil slab were interpreted, the SPT was also used to testify the result of GPR.

• 根据现场检测得到的雷达测线剖面图和单道波形图。对基坑开挖引起的土体疏松和脱空等典型地基病害进行了图像解释，并采用现场静力触探试验进行了对比验证。