JGJ106-2003：建筑基桩检测技术规范

本规范的主要技术内容是: 总则、术语和符号、基本规定、单桩竖向抗压静载试验、单桩竖向抗拔静载试验、单桩水平静载试验、钻芯法、低应变法、高应变法、声波透射法等。

106-2003······1

1 总则······8

2 术语、符号······9

2.1 术语······9

2.2 符号······10

3 基本规定······13

3.1 检测方法和内容······13

3.2 检测工作程序······14

3.3 检测数量······16

3.4 验证与扩大检测······18

3.5 检测结果评价和检测报告······18

3.6 检测机构和检测人员······19

4 单桩竖向抗压静载试验······20

4.1 适用范围······20

4.2 设备仪器及其安装······20

4.3 现场检测······22

4.4 检测数据的分析与判定······23

5 单桩坚向抗拔静载试验······26

5.1 适用范围······26

5.2 设备仪器及其安装······26

5.3 现场检测······27

5.4 检测数据的分析与判定······27

6 单桩水平静载试验······29

6.1 适用范围······29

6.2 设各仪器及其安装······29

6.3 现场检测······30

6.4 检测数据的分析与判定······31

7 钻芯法······34

7.1 适用范围······34

7.2 设备······34

7.3 现场操作······35

7.4 芯样试件截取与加工······36

7.5 芯样试件抗压强度试验······36

7.6 检测数据的分析与判定······37

8 低应变法······39

8.1 适用范围······39

sι.2 仪器设备······39

8.3 现场检测······39

8.4 检测数据的分析与判定······40

9 高应变法······44

9.1 适用范围······44

9.2 仪器设备······44

9.3 现场检测······45

9.4 检测数据的分析与判定······46

10 声波透射法······52

10.1 适用范围······52

10.2 仪器设备······52

10.3 现场检测······52

10.4 检测数据的分析与判定······53

附录A 桩身内力测试······58

附录B 混凝土桩桩头处理······63

附录C 静载试验记录表······64

附录D 钻芯法检测记录表······65

附录E 芯样试件加工和测量······67

附录F 高应变法传感器安装······69

附录G 试打桩与打桩监控······72

G.1 试打桩······72

G.2 桩身锤击应力监测······72

G.3 锤击能量监层······73

附录H 声测管埋设要点······74

本规范用词说明······75