T/CI 162-2022 Guidelines for Urban Sewerage and Drainage Diversion Construction

GB 2894-1996 Safety signs GB 2894-2008 Safety signs and guideline for the use GB 8978 GB 18466-2001 Requirements for medical organization sewage discharge GB/T 31962-2015 Wastewater quality standards for discharge to municipal sewers GB 50013-2018 Standard for design of outdoor water supply engineering GB 50014-2006 Code for design of outdoor wastewater engineering GB 50015-2019 Standard for design of building water supply and drainage GB 50289-2016 Code of Urban Engineering Pipeline Comprehensive Planning CH/T 1036-2015 Pipeline element classification code and symbol expression T/CECS 869-2021 Online Monitoring Technical Regulations for Urban Drainage Network GB 2894-2025 Safety colours and safety signs GB 50014-2021 Code for design of outdoor wastewater engineering GB 50026-2020 Code for engineering surveying GB 50141-2008 Code for construction and acceptance of water and sewerage structures GB 50235-2010 Code for construction and acceptance of industrial metallic piping GB 50236-2011 Code for construction and acceptance of field equipment, industrial pipe welding engineering GB 50268-2008 Code for construction and acceptance of water and sewerage pipeline works GB 55020-2021 Code for design of building water supply and drainage GB 55026-2022 Structural design code for pipelines of water supply and waste water engineering GB 55027-2022 Code for design of outdoor wastewater engineering CJJ 1-2008 Code for construction and quality acceptance of road works in city and town CJJ 6-2009 Technical specification for safety of urban sewer maintenance CJJ 56-2012 Code for geotechnical investigation of municipal engineering projects CJJ 61-2017 Technical specification for urban underground pipeline detection and survey CJJ 68-2016 Technical specification for operation,maintenance and security of sewers & channels and pumping stations in city and town CJJ 181-2012 Technical specification for inspection and evaluation of urban sewer CJJ/T 210-2014 Technical specification for trenchless rehabilitation and renewal of urban sewer pipeline CJJ/T 275-2018 Standard for safety inspection of municipal engineering construction