GB 1251.1-1989
Replaced
DB37/T 5266-2023
Active
Shandong ProvinceLocal standards
DB37/T 5266-2023 "Urban Road Tunnel Engineering Design Standards"
DB37/T 5266-2023 "Urban Road Tunnel Engineering Design Standards"
Basic Information
Standard Code:
DB37/T 5266-2023
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Security and Alarm System
ICS Name:
Alarm and warning systems
Publish Date:
2023-10-10
Implement Date:
2023-12-01
Pages:
157 pages
Scope
This standard applies to new urban road tunnels that mainly use underground excavation and open-cut excavation as the main excavation methods.
Development Information
Related Standards
GB/T 12800-1991
Active
GB/T 12800-1991 Acoustics—Audible emergency evacuation signal
GB/T 12787-1991
Replaced
GB/T 12787-1991 Warning equipment for criticality accidents
GB/T 14918-1994
Active
GB/T 14918-1994 General specification of signal pistol
GB 15207-1994
Abolished
GB 15207-1994 Video motion detector
GB 15209-1994
Replaced