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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 TP 132-23 PDF
This standard describes test methods for measuring the dynamic modulus for asphalt mixtures using th..
AASHTO TP 134-22 PDF
This standard describes a test method to characterize the resistance of asphalt mixtures to rutting ..
AASHTO TP 135-22 PDF
This test method covers the procedure for determination of the total pore volume in hardened concret..
AASHTO TP 136-22 PDF
This test method is used to determine the degree of saturation of hydraulic cement concrete by measu..
AASHTO TP 138-20 PDF
This test method covers procedures for determining the unit weight and diameter of steel wire and we..
AASHTO TP 139-22 PDF
This test method covers the determination of the relative density (specific gravity) in the field or..
AASHTO TP 140-22 PDF
This test method includes procedures for preparing compacted asphalt mixture specimens, exposing the..
AASHTO TP 141-22 PDF
This test method covers the determination of cracking resistance of asphalt mixtures using the indir..
AASHTO TP 142-21 PDF
This test method covers the determination of the susceptibility of an aggregate or combination of an..
AASHTO TP 143-21 PDF
This test method covers the measurement of the sideway-force friction of paved surfaces using a tire..