T/ZZXJX 147-2022 Building foundation pit engineering monitoring technical specification
T/ZZXJX 147-2022 Building foundation pit engineering monitoring technical specification
Basic Information
Scope
Main technical content: 1 Scoped 2 Normative reference documents 3 Terms and definitions 4 Basic provisions 5 Monitoring plan 6 Monitoring items 6.1 General provisions 6.2 Inspection and check 6.3 Instrument monitoring 7 Monitoring point layout 7.1 General provisions 7.2 Foundation pits and supporting structures 7.3 Environment around the foundation pit 8 Monitoring methods and accuracy requirements 8.1 General provisions 8.2 Horizontal displacement monitoring 8.3 Vertical displacement monitoring 8.4 Deep-level horizontal displacement monitoring 8.5 Tilt monitoring 8.6 Crack monitoring 8.7 Internal force monitoring of supporting structures 8.8 Soil pressure monitoring 8.9 Pore water pressure monitoring 8.10 Groundwater level monitoring 8.11 Internal force monitoring of anchor rods and soil nails 9 Monitoring frequency 10 Monitoring alarms 11 Monitoring reports and information feedback 12 Information-based monitoring and new technologies