T/ZZXJX 222-2022 Code for Technology of Prefabricated Surrounding Structure Technology in Foundation Pit Engineering
T/ZZXJX 222-2022 Code for Technology of Prefabricated Surrounding Structure Technology in Foundation Pit Engineering
Basic Information
Scope
Main technical content: 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Basic provisions 5 Component production and fabrication 5.1 General provisions 5.2 Steel components 5.3 Composite components 6 Enclosure structure design 6.1 General provisions 6.2 Precast concrete structure enclosures 6.3 Precast steel structure enclosures 6.4 Integrated support and curtain enclosures 6.5 Connection design 7 Enclosure structure construction 7.1 General provisions 7.2 Precast concrete structure enclosures 7.3 Precast steel structure enclosures 7.4 Integrated support and curtain enclosures 7.5 Recycling construction 8 Inspection and acceptance 8.1 Precast concrete structure enclosures 8.2 Precast steel structure enclosures 8.3 Integrated support and curtain enclosures 9 Monitoring requirements