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Database: 365,228(8 Aug 2026)

Inspection well standard

Inspection well standard, Total:42 items.

The international standard classification for "Inspection well standard" includes: Drainage systems , Road equipment and installations , Sewage water , Concrete and concrete products , Roofs , Refractories , Plastics pipes, fittings and valves .

The Chinese standard classification for "Inspection well standard" includes: Building water supply and draining engineering , Outdoor water supply and draining engineering , Urban highway equipment and facility , Concrete product , Fibre reinforced composites , Fireproof material in general , Plastic profile .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Beijing Provincial Standard of the People's Republic of China

  • DB11/T 967-2013 Application technical specification for plastic drainage inspection well
  • DB11/T 147-2015 Check manhole cover structure, safety technical specifications
  • DB11/ 147-2002 Underground facility inspection well double-layer manhole cover
  • DB11/T 452-2007 Technical requirements for inspection well covers of non-metallic materials

Professional Standard - Urban Construction

  • CJJ/T 209-2013 Technical specification for application of plastics manholes and inspection chambers for sewerage
  • CJ/T 211-2005 Inspection manhole lid made of polymer matrix composites
  • CJ/T 233-2006 Plastics inspection chambers for sewerage in building area
  • CJ/T 326-2010 Plastics inspection chambers for sewerage in municipal engineering
  • CJ/T 511-2017 Cast iron manhole cover
  • CJ/T 3012-1993 Cast iron manhole top

Zhejiang Provincial Standard of the People's Republic of China

  • DB3301/T 0213-2018 Specifications for technical management of urban road subsidence inspection manhole covers and gullies
  • DB3311/T 212-2022 Specifications for the construction of urban road inspection wells

Hubei Provincial Standard of the People's Republic of China

  • DB42/T 1652-2021 Municipal pipeline inspection well technical regulations
  • DB4205/T 94-2022 Municipal Inspection Manhole Cover Installation and Maintenance Technical Regulations
  • DB42/T 1501-2019 Technical standard for socket-type nodular cast iron inspection manhole covers

Group Standards of the People's Republic of China

Professional Standard - Building Materials

Jilin Provincial Standard of the People's Republic of China

  • DB22/T 5098-2016 Technical regulations for drainage inspection wells in concrete hollow block masonry structures
  • DB22/T 5073-2011 Technical regulations for the application of plastic drainage inspection wells

Shandong Provincial Standard of the People's Republic of China

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 41048-2021 Technical requirements for plastics inspection chamber and manhole for urban drainage
  • GB/T 39395-2020 Test method for buckling resistance of the thermoplastics inspection chamber bases

Anhui Provincial Standard of the People's Republic of China

  • DB34/T 1786-2024 Technical specification for prefabricated reinforced concrete inspection wells
  • DB34/T 4289-2022 Technical regulations for the installation and management of urban inspection manhole covers

Fujian Provincial Standard of the People's Republic of China

  • DB35/T 1537-2015 Adjustable anti-settling ductile iron inspection manhole cover

Professional Standard - Recommended Standards for Engineering Construction

  • CECS 227-2007 Technical specification for application of plastic inspection chambers for sewerage in building area

Liaoning Provincial Standard of the People's Republic of China

Chongqing Provincial Standard of the People's Republic of China

  • DB50/T 968-2020 General technical specifications for security password inspection manhole covers

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