Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: AASHTO PP 99:2019
• Năm ban hành / Publication date: 2019
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Practice for Preparation of Small Cylindrical Performance Test Specimens Using the Superpave Gyratory Compactor (SGC) or Field Cores
• Số trang / Page: 12

Phạm vi áp dụng / Scope of standard

This practice covers the use of a Superpave gyratory compactor (SGC) or field cores to prepare 38-mm (1.50-in.) diameter by 110-mm (4.33-in.) height performance test specimens for use in a variety of axial compression and tension performance tests. This practice is intended for dense-graded asphalt mixtures with nominal maximum aggregate sizes up to 19.0 mm (0.98 in.).

This standard may involve hazardous material, operations, and equipment. This standard does not purport to address all safety problems associated with its use. It is the responsibility of the user of this procedure to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.