DB31/T 1120-2018 The specification for the setting of traffic signs and markings on urban underground roads

GB 5768-1999 Road traffic signs and markings GB 5768-1999-XG2-2005 Road traffic signs and markings Amendment 2 GB 5768.1-2009 Road traffic signs and markings—Part 1:General GB 5768.1-2025 Traffic signs and markings—Part 1:General GB 5768.2-2009 Road traffic signs and markings—Part 2:Road traffic signs GB 5768.2-2022 Road traffic signs and markings—Part 2:Road traffic signs GB 5768.3-2009 Road traffic signs and markings—Part 3:Road traffic markings GB 5768.4-2017 Road traffic signs and markings—Part 4:Work zone GB 5768.5-2017 Road traffic signs and markings—Part 5:Speed limit GB 5768.6-2017 Road traffic signs and markings—Part 6:Highway-railway grade crossing GB 5768.7-2018 Road traffic signs and markings—Part 7:Non-motor vehicles and pedestrians GB 5768.8-2018 Road traffic signs and markings—Part 8:School zone GB/T 18833-2002 Retro-reflective sheeting for road traffic signs GB/T 18833-2012 Retroreflective sheeting for traffic control GB/T 21383-2008 Coefficient of initial retroreflected luminance of newly applied pavement marking and test method GB/T 23827-2009 Road traffic sign plate and support GB/T 23827-2021 Road traffic sign plate and support GB/T 31446-2015 LED active light-emitting road traffic signs GB 50688-2011 Code for design of urban road traffic facility GA 480.1-2004 Rules for testing of fire safety signs—Part 1:General requirements and testing methods GA 480.2-2004 Rules for testing of fire safety signs—Part 2:Normal fire safety signs GA 480.3-2004 Rules for testing of fire safety signs—Part 3:Phosphorescent fire safety signs GA 480.4-2004 Rules for testing of fire safety signs—Part 4:Retroreflective fire safety signs GA 480.5-2004 Rules for testing of fire safety signs—Part 5:Fluorescent fire safety signs GA 480.6-2004 Rules for testing of fire safety signs—Part 6:Porcelain enamel fire safety signs GA/T 484-2004 LED variable sign of road traffic guide GA/T 484-2010 LED variable message sign of road traffic inducement GA/T 484-2018 LED variable message signs of road traffic inducement JTG D71 JT/T 750-2023 Internal lighting sign JT/T 750-2009 Internal lighting signs GB 5768.9-2025 Road traffic signs and markings—Part 9:Traffic accident management area GB 51038-2015 Code for layout of urban road traffic signs and markings CJJ 37-2012 Code for design of urban road engineering CJJ 221-2015 Code for design of urban underground road engineering GB 5768.3-2025 Traffic signs and markings—Part 3:Traffic markings