CJ/T 225-2006
Replaced
DB4404/T 29-2022
Active
Guangdong ProvinceLocal standards
DB4404/T 29-2022 Management specifications for ductile iron drainage covers
DB4404/T 29-2022 Management specifications for ductile iron drainage covers
Basic Information
Standard Code:
DB4404/T 29-2022
Standard Type:
Local standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Outdoor water supply and drainage projects
ICS Name:
Drainage system
Publish Date:
2022-10-11
Implement Date:
2022-11-01
Pages:
26 pages
Scope
This document is applicable to drainage inspection covers and rainwater grates with a net opening size of less than 900 mm, which are installed on surfaces such as green belts, sidewalks, non-motorized lanes, and motorized lanes within municipal areas. Drainage inspection covers and rainwater grates in other areas can refer to this document for guidance.
Development Information
Related Standards
CJ/T 231-2006
Active
CJ/T 231-2006 Unplasticized polyvinyl chloride(PVC-U)and glass microsphere composite pipes for drainage
CJ/T 233-2006
Replaced
CJ/T 233-2006 Plastics inspection chambers for sewerage in building area
CJ/T 250-2007
Replaced
CJ/T 250-2007 High density polyethylene pipes and fittings for drainage inside buildings
CJ/T 270-2007
Replaced
CJ/T 270-2007 Steel reinforced spirally wound Polyethylene(PE) drainage pipe
CJ/T 273-2008
Replaced