本标准规定了适用于所有性能分级沥青结合料（PGAB）供应商的认证体系的要求和程序。要求和程序应适用于满足M 320第5节“材料和制造”要求的材料，以及在炼油厂制造、在码头混合、在线混合或在热拌沥青（HMA）厂改性的材料。

This standard specifies requirements and procedures for a certification system that shall be applicable to all suppliers of performance-graded asphalt binder (PGAB). The requirements and procedures shall apply to materials that meet the requirements of AASHTO M 320, Section 5, Materials and Manufacture, and that are manufactured at refineries, mixed at terminals, in-line blended, or modified at the hot mix asphalt (HMA) plant.