T/ZZXJX 147-2022 Active Group standards

T/ZZXJX 147-2022 Building foundation pit engineering monitoring technical specification

Publish Date: 2022-10-25 Implement Date: 2022-10-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZXJX 147-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Earthwork, excavation, foundation construction, and underground engineering

Publish Date: 2022-10-25

Implement Date: 2022-10-25

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