GB/T 43991-2024
Active
T/CECS G:C50-01-2023
Active
Group standards
T/CECS G:C50-01-2023 Guidelines for Geological Disaster Prevention and Control of Highway Tunnels
T/CECS G:C50-01-2023 Guidelines for Geological Disaster Prevention and Control of Highway Tunnels
Price:
$ 20.00
Basic Information
Standard Code:
T/CECS G:C50-01-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
\nTunnel construction
Publish Date:
2023-07-10
Implement Date:
2023-12-01
Scope
Scope: This regulation applies to the prevention and control of geological disasters in highway tunnels at all levels, mainly constructed by drilling and blasting methods; Main technical content: This regulation is divided into 8 chapters and 3 appendices, with the main content including: 1 General Provisions, 2 Terms and Symbols, 3 Basic Provisions, 4 Data Collection and Investigation, 5 Geological Disasters at Tunnel Portals, 6 Geological Disasters in Tunnel Boreholes, 7 Geological Disasters in Nearby Environments, 8 Geological Disaster Monitoring, Appendix A Prediction Method of Stable Water Inrush Volume in Shallow-Tunnels, Appendix B Prediction Method of Water Inrush Volume in Deep-Tunnels, Appendix C Design Method of Grouting Reinforcement Ring Thickness in Water-Rich Weak Strata
Development Information
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