GB/T 21795-2008
Active
DB4403/T 62-2020
Active
Guangdong ProvinceLocal standards
DB4403/T 62-2020 Road sound barrier construction technical specifications
DB4403/T 62-2020 Road sound barrier construction technical specifications
Price:
$ 30
Basic Information
Standard Code:
DB4403/T 62-2020
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Technical Specifications for Pollution Control
ICS Name:
Pollution, pollution control, and protection
Publish Date:
2020-04-21
Implement Date:
2020-05-01
Pages:
14 pages
Scope
This technical specification is applicable to the acoustic design, construction, acceptance, and maintenance of noise barriers on roads of different grades within the administrative area of Shenzhen City.
Development Information
Related Standards
GB/T 21796-2008
Replaced
GB/T 21796-2008 Chemicals—Activated sludge,respiration inhibition test
GB/T 21800-2008
Active
GB/T 21800-2008 Chemicals—Bioconcentration—Flow-through fish test
GB/T 21801-2008
Active
GB/T 21801-2008 Chemicals—Ready biodegradability—Manometric respirometry test
GB/T 21802-2008
Active
GB/T 21802-2008 Chemicals—Ready biodegradability—Modified MITI test (Ⅰ)
GB/T 21803-2008
Active