中华人民共和国住房和城乡建设部公告

前言

1　总则

2　术语

3　基本规定

4　监测项目

• 4.1　一般规定

• 4.2　仪器监测

• 4.3　巡视检查

5　监测点布置

• 5.1　一般规定

• 5.2　基坑及支护结构

• 5.3　基坑周边环境

6　监测方法及精度要求

• 6.1　一般规定

• 6.2　水平位移监测

• 6.3　竖向位移监测

• 6.4　深层水平位移监测

• 6.5　倾斜监测

• 6.6　裂缝监测

• 6.7　支护结构内力监测

• 6.8　土压力监测

• 6.9　孔隙水压力监测

• 6.10　地下水位监测

• 6.11　锚杆及土钉内力监测

• 6.12　土体分层竖向位移监测

7　监测频率

8　监测报警

9　数据处理与信息反馈

附录A　水平位移和竖向位移监测日报表

附录B　深层水平位移监测日报表

附录C　围护墙内力、立柱内力及土压力、孔隙水压力监测日报表

附录D　支撑轴力、锚杆及土钉拉力监测日报表

附录E　地下水位、周边地表竖向位移、坑底隆起监测日报表

附录F　裂缝监测日报表

附录G　巡视检查日报表

本规范用词说明

引用标准名录

1 General provisions

2 Technical terms

3 Basic regulations

4 Monitoring items

• 4.1 General regulations

• 4.2 Instrument monitoring

• 4.3 Inspection and examination

5 Arrangement of monitoring point

• 5.1 General regulations

• 5.2 Building excavation and bracing and retaining structure

• 5.3 Surroundings around building excavation

6 Monitoring methods and precision requirements

• 6.1 General regulations

• 6.2 Monitoring of horizontal displacement

• 6.3 Monitoring of vertical displacement

• 6.4 Monitoring of horizontal displacement in deep stratum

• 6.5 Monitoring of inclination

• 6.6 Monitoring of crack

• 6.7 Monitoring of internal force in bracing and retaining structure

• 6.8 Monitoring of soil pressure

• 6.9 Monitoring of pore water pressure

• 6.10 Monitoring of water table

• 6.11 Monitoring of tensile force in anchor rod and soil nail

• 6.12 Monitoring of vertical displacement in different stratum

7 Frequency of monitoring

8 Alarming on monitoring

9 Data processing and information feedback

Appendix A Daily report on horizontal displacement and vertical displacement

Appendix B Daily report on horizontal displacement in deep stratum

Appendix C Daily report on internal force in retaining structure or column，soil pressure，and pore water pressure

Appendix D Daily report on axial force in bracing and tensile force in anchor rod and soil nail

Appendix E Daily report on water table，ground vertical displacement，and upheaval in the bottom

Appendix F Daily report on crack

Appendix G Daily report on inspection and examination

Explanation of wording in this code

List of quoted standards