CJ/T 225-2006
Replaced
T/ZZB 2271-2021
Active
Group standards
T/ZZB 2271-2021 Sheet-type Membrane Plastic (SMC) Manhole Covers
T/ZZB 2271-2021
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 2271-2021
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Building water supply and drainage projects
ICS Name:
Drainage system
Publish Date:
2021-08-25
Implement Date:
2021-09-25
Scope
Main technical content: This document specifies the terms and definitions, classification and structural forms, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of SMC composite manhole covers. This document is applicable to SMC composite manhole covers (hereinafter referred to as manhole covers) installed in green belts, sidewalks, non-motorized lanes, motorized lanes, parking lots, docks, airport runways, etc., with a net opening (CO) of no more than 900 mm for ground manhole seats.
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