This regulation is divided into 6 chapters: 1. General principles; 2. Terminology, symbols and identification; 3. Basic provisions for materials; 4. Process design; 5. Assembly construction and acceptance; 6. Maintenance, dredging and cleaning. This procedure applies to prefabricated septic tanks used for partial treatment of domestic sewage in newly built, renovated and expanded civil and industrial buildings in Tianjin using compartmental sedimentation to perform anaerobic digestion of sludge. In addition to complying with this regulation, prefabricated septic tanks should also comply with the current relevant national and Tianjin standards in terms of basic material requirements, process design, assembly construction, acceptance and maintenance, dredging and cleaning.
T/TBMA 004-2021 history
2021T/TBMA 004-2021 Application technical specification for flexible connection assembled septic tank