With practical examples, crosshole sonic logging is employed in this paper to inspect the integrity of the cast-in-place pile (model pile) and to determine the degree of defectiveness. This method is proved to be very effective.
卞兆津, 唐海军. 声波透射法在混凝土灌注桩完整性检测中的应用[J]. 物探与化探, 2006, 30(2): 183-185.
BIAN Zhao-jin, TANG Hai-jun. THE RESULT OF APPLYING CROSSHOLE SONIC LOGGING TO INSPECTING THE INTEGRITY OF THE CAST-IN-PLACE PILE. Geophysical and Geochemical Exploration, 2006, 30(2): 183-185.