AASHTO T 301-11


Standard Method of Test for Elastic Recovery Test of Asphalt Materials by Means of a Ductilometer
standard by American Association of State and Highway Transportation Officials, 11/01/2011

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This method is used to determine the elastic recovery of asphalt material through the use of a ductilometer and briquet specimens. The specimens are pulled apart at a rate of 5 cm/min (2 in./min) and held after a specified elongation. The specimens are then severed at the center and allowed to recover undisturbed for 1 h.

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