GB/T 43991-2024
Active
DB44/T 2721-2025
Active
Guangdong ProvinceLocal standards
DB44/T 2721-2025 Design specifications for concrete-filled steel tube tunnel structure of highway steel shell
DB44/T 2721-2025 Design specifications for concrete-filled steel tube tunnel structure of highway steel shell
Basic Information
Standard Code:
DB44/T 2721-2025
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Combined structure engineering
ICS Name:
\nTunnel construction
Publish Date:
2025-08-20
Implement Date:
2025-11-20
Publisher:
广东省市场监督管理局
Technical Committee:
广东省交通运输标准化技术委员会公路工程分技术委员会（GD/TC133/SC1）
Development Information
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