ASTM D7981-20
Standard Practice for Compaction of Prismatic Asphalt Specimens by Means of the Shear Box Compactor
| Označení normy: | ASTM D7981-20 |
| Vydáno: | 15.03.2020 |
| Status: | Active |
| Počet stran: | 5 |
| Sekce: | 04.03 |
| Označení: | air voids; asphalt; asphalt mixture performance tester; beam fatigue; beam samples; compaction; density; dynamic modulus; HMA; shear box compactor; |
| ASTM označení: | ASTM D7981 |
| Nahrazuje: | D7981-15 |
1.1 This practice covers the fabrication of prismatic specimens of asphalt mixture using the shear box compactor (SBC). Compacted specimens are suitable for volumetric and physical property testing. This standard practice should not be used for acceptance or rejection of a material or for purchasing purposes.
1.2 Units—The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard with exception of degrees (°) where angle is specified.
1.3 The text of this standard references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.