ASTM D6626-15(2021) - 1.5.2021
 
1. Scope

1.1?This specification covers performance-graded Trinidad Lake modified asphalt binders. Grading designations are related to the average seven-day maximum pavement design temperature, ?C, the intermediate pavement design temperature, ?C, and minimum pavement design temperature, ?C.

1.2?The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3?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.

 
2. Referenced Documents

D4402-06

Standard Test Method for Viscosity Determination of Asphalt at Elevated Temperatures Using a Rotational Viscometer

D1754-97

Standard Test Method for Effect of Heat and Air on Asphaltic Materials (Thin-Film Oven Test)

D140-01

Standard Practice for Sampling Bituminous Materials

D95-23e1

Standard Test Method for Water in Petroleum Products and Bituminous Materials by Distillation (Includes all amendments and changes 10/25/2024).

D92-24

Standard Test Method for Flash and Fire Points by Cleveland Open Cup Tester

D8-26

Standard Terminology Relating to Materials for Roads and Pavements

D2872-22

Standard Test Method for Effect of Heat and Air on a Moving Film of Asphalt Binder (Rolling Thin-Film Oven Test)

D7553-15

Standard Test Method for Solubility of Asphalt Materials in N-Propyl Bromide

D2171-07

Standard Test Method for Viscosity of Asphalts by Vacuum Capillary Viscometer

D2170-07

Standard Test Method for Kinematic Viscosity of Asphalts (Bitumens)

D6521-22

Standard Practice for Accelerated Aging of Asphalt Binder Using a Pressurized Aging Vessel (PAV)

D6648-25a

Standard Test Method for Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer (BBR) (Includes all amendments and changes 1/14/2026).

D6723-12

Standard Test Method for Determining the Fracture Properties of Asphalt Binder in Direct Tension (DT) (Withdrawn 2021)

D7175-25

Standard Test Method for Determining the Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer