These detailed rules are formulated in order to make the design of highway traffic safety facilities safe and reasonable, technologically advanced, ensure quality, economical and practical. These bylaws apply to new and improved highways.
JTG/T D81-2006 history
2018JTG/T D81-2017 Detailed Rules for the Design of Highway Traffic Safety Facilities
2006JTG/T D81-2006 Guidelines for Design of Highway Safety Facilities