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AASHTO-American Association of State Highway and Transportation Officials
American Association of State Highway and Transportation Officials (AASHTO) Standards
The American Association of State Highway and Transportation Officials (AASHTO) is a leading organization that develops and publishes technical standards, specifications, guidelines, and industry resources for the transportation sector.
AASHTO standards cover a wide range of applications, including highway design, road construction, bridge engineering, transportation infrastructure, maintenance, public transit, railways, aviation, and water transportation.
Engineers, contractors, transportation agencies, and industry professionals rely on AASHTO publications to support infrastructure planning, design, construction, inspection, and maintenance while promoting safety, quality, and consistency across transportation projects.
At e-Standards Portal, you can explore AASHTO standards, technical specifications, and related publications to find the technical information you need for your engineering and transportation projects.
AASHTO T 309-22 PDF
This test method covers the determination of temperature of freshly mixed portland cement concrete.
AASHTO T 310-22 PDF
This test method describes the procedure for determining the in-place density and moisture of soil a..
AASHTO T 311-20 PDF
AASHTO T 311-20 covers the determination of the particle size distribution of granular soil material..
AASHTO T 312-22 PDF
This standard covers the compaction of cylindrical specimens of asphalt mixtures using the Superpave..
AASHTO T 313-25 PDF
This test method covers the determination of the flexural creep stiffness or compliance of asphalt b..
AASHTO T 314-22 PDF
This test method covers the determination of the failure strain and failure stress of asphalt binder..
AASHTO T 315-24 PDF
This test method covers the determination of the dynamic shear modulus and phase angle of asphalt bi..
AASHTO T 316-22 PDF
This test method outlines the procedure for measuring the viscosity of asphalt binders at elevated t..
AASHTO T 317-04 PDF
This test method provides a standard for measuring pavement surface temperature and predicting tempe..
AASHTO T 318-15 PDF
This method covers the measurement of total water content of fresh concrete. It consists of drying a..