DB31/T 1128-2019 Recycling aggregate concrete technical requirements

GB 175-1999 Portland cement and ordinary Portland cement GB 175-2007 Common portland cement GB 175-2023 Common portland cement GB/T 1596-1991 Fly ash used for cement and concrete GB/T 1596-2005 Fly ash used for cement and concrete GB/T 1596-2017 Fly ash used for cement and concrete GB 6566-2001 Limit of radionuclides in building materials GB 6566-2010 Limits of radionuclides in building materials GB 8076-1997 Concrete admixtures GB 8076-2008 Concrete admixtures GB/T 14684-2001 Sand for building GB/T 14684-2011 Sand for construction GB/T 14684-2022 Sand for construction GB/T 14685-2001 Pebble and crushed stone for building GB/T 14685-2011 Pebble and crushed stone for construction GB/T 14685-2022 Pebble and crushed stone for construction GB/T 14902-2003 Ready-mixed concrete GB/T 14902-2012 Ready-mixed concrete GB/T 17431.2-1998 Lightweight aggregates and its test methods—Part 2:Test methods for lightweight aggregates GB/T 17431.2-2010 Lightweight aggregates and its test methods—Part 2:Test methods for lightweight aggregates GB/T 18046-2000 Ground granulated blast furnace slag used for cement and concrete GB/T 18046-2008 Ground granulated blast furnace slag used for cement and concrete GB/T 18046-2017 Ground granulated blast furnace slag used for cement，mortar and concrete GB/T 25177-2010 Recycled coarse aggregate for concrete GB 50010-2010 Code for design of concrete structures GB/T 50082 GB 50119-2013 Code for concrete admixture application GB/T 50080-2016 Standard for test method of performance on ordinary fresh concrete GB/T 50081-2019 Standard for test methods of concrete physical and mechanical properties GB/T 50107-2010 Standard for evaluation of concrete compressive strength JGJ 52-2006 Standard for technical requirements and test method of sand and crushed stone (or gravel) for ordinary concrete JGJ 55-2011 Specification for mix proportion design of ordinary concrete JGJ 63-2006 Standard of water for concrete JGJ/T 193-2009 Standard for inspection and assessment of concrete durability GB/T 8076-2025 Concrete admixtures