T 321-2014
Standard Method of Test for Determining the Fatigue Life of Compacted Asphalt Mixtures Subjected to Repeated Flexural Bending

Standard No.

T 321-2014

Release Date

2014

Published By

AASHTO - American Association of State Highway and Transportation Officials

Status

Be replaced 2022-12

Replace By

T/SIOT 321-2022

Latest

T/CIET 321-2023

Scope

This standard provides procedures for determining the fatigue life and fatigue energy of 380 mm long by 50 mm thick by 63 mm wide asphalt mixture beam specimens sawed from laboratory- or field-compacted asphalt mixtures and subjected to repeated flexural bending until failure. This standard may involve hazardous materials@ operations@ and equipment. This standard does not purport to address all of the safety concerns 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.

T 321-2014 history

• 2023 T/CIET 321-2023 Technical specifications for green design product evaluation Copper foil materials for lithium-ion batteries
• 2022 T/SIOT 321-2022 Smart Healthy Elderly Care Smart Nursing Home Service Specifications
• 2014 T 321-2014 Standard Method of Test for Determining the Fatigue Life of Compacted Asphalt Mixtures Subjected to Repeated Flexural Bending
• 2007 T 321-2007 Standard Method of Test for Determining the Fatigue Life of Compacted Hot-Mix Asphalt (HMA) Subjected to Repeated Flexural Bending
• 1970 TB/T 315-2005 Ball valves for rolling stock
• 1993 TB/T 321-1993 Dg50 globe valve