AASHTO Accreditation Tests  

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Test NameStandards
Material Finer Than 75µm (No. 200) Sieve
T11 (AASHTO)
C117 (ASTM)
Bulk Density and Voids in Aggregate
T19 (AASHTO)
C29 (ASTM)
Organic Impurities in Sands
T21 (AASHTO)
C40 (ASTM)
Sieve Analysis of Aggregates
T27 (AASHTO)
C136 (ASTM)
Sieve Analysis of Mineral Filler
T37 (AASHTO)
D546 (ASTM)
Effect of Organic Impurities in Fine Aggregate on Strength of Mortar
T71 (AASHTO)
C87 (ASTM)
Fine Aggregate Specific Gravity (Relative Density) and Absorption
T84 (AASHTO)
C128 (ASTM)
Coarse Aggregate Specific Gravity and Absorption
T85 (AASHTO)
C127 (ASTM)
Abrasion of Coarse Aggregate
T96 (AASHTO)
C131 (ASTM)
Sulfate Soundness of Aggregates
T104 (AASHTO)
C88 (ASTM)
Clay Lumps and Friable Particle Percentage
T112 (AASHTO)
C142 (ASTM)
Lightweight Pieces in Aggregate
T113 (AASHTO)
C123 (ASTM)
Sand Equivalent Test
T176 (AASHTO)
D2419 (ASTM)
Aggregate Durability Index
T210 (AASHTO)
D3744 (ASTM)
Reducing Samples of Aggregate to Test Size (Splitting and Quartering)
T248 (AASHTO)
C702 (ASTM)
Moisture Content of Aggregate by Oven Drying
T255 (AASHTO)
C566 (ASTM)
Uncompacted Void Content of Fine Aggregate (Fine Aggregate Angularity)
T304 (AASHTO)
C1252 (ASTM)
Potential Alkali-Silica Reactivity of Aggregates (Chemical Method)
C289 (ASTM)
Potential Alkali Reactivity of Carbonate Rocks for Concrete Aggregates (Rock Cylinder Method)
C586 (ASTM)
Staining Materials in Lightweight Concrete Aggregates
C641 (ASTM)
Resistance to Abrasion by Micro-Deval
T327 (AASHTO)
D6928 (ASTM)
Abrasion of Large-Size Coarse Aggregate
C535 (ASTM)
Flat or Elongated Pieces in Coarse Aggregate
D4791 (ASTM)
Fractured Particles in Coarse Aggregate
D5821 (ASTM)
Specific Gravity and Absorption of Fine Aggregates Using Infrared
D7172 (ASTM)
Density / Absorption of Aggregate using Vacuum Saturation and Rapid Submersion
D7370 (ASTM)
Resistance to Abrasion by Micro-Deval
D7428 (ASTM)


  Accreditation  

A materials testing laboratory may obtain AASHTO accreditation for the following AASHTO and ASTM methods (download an Accreditation Request).