A. 成桩后3d内可用轻型动力触探检查每米桩身的均匀性，检查数量不应低于施工总桩数的5%
B. 成桩7d后，应采用浅部开挖桩头，目侧检查搅拌的均匀性，量测成桩直径
C. 成桩28d后，应进行复合地基或单桩载荷试验
D. 经触探和载荷试验对桩身质量有怀疑时，应在成桩28d后进行钻探取芯，进行强度检验
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