AASHTO T 59-08


Standard Method of Test for Testing Emulsified Asphalts
standard by American Association of State and Highway Transportation Officials, 08/01/2008

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These test methods, given under the headings titled Composition, Consistency, Stability, and Examination of Residue, cover the examination of asphalt emulsions composed principally of a semisolid or liquid asphalt base, water, and an emulsifying agent. The methods cover the following tests:

* Composition: o Water Content o Residue and Oil Distillate by Distillation o Identification of Oil Distillate by Micro Distillation o Residue by Evaporation o Particle Charge of Cationic Emulsified Asphalts * Consistency: o Viscosity (Saybolt Furol) * Stability: o Demulsibility o Settlement o Cement Mixing o Sieve Test o Coating o Miscibility with Water o Freezing o Coating Ability and Water Resistance o Storage Stability of Asphalt Emulsion * Examination of Residue * Identification Test for Rapid Setting Cationic Emulsified Asphalt * Identification of Cationic Slow Set Emulsions * Field Coating Test on Emulsified Asphalts * Emulsified Asphalt/Job Aggregate Coating Test * Weight per Gallon of Emulsified Asphalt

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