The "JT/T 280-2022 pavement marking line Coating" standard stipulates the classification, technical requirements, test methods, inspection rules, signs, Encasement, transportation and storage requirements of pavement marking line Coating. This standard is applicable to the coatings used for various types of road traffic markings on highways, covering the requirements and detection methods of key technical indicators such as abrasion resistance, weathering resistance, and reflective performance of coatings. Pavement marking line Coating should effectively improve the visibility and durability of road markings to ensure traffic safety and a good driving experience. This standard provides the basis for technical specifications and quality control for road management units, construction enterprises and Coatings Manufacturers.