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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 409-23 PDF
This document specifies the procedure for determining the voids of dry compacted filler by means of ..
AASHTO T 410-23 PDF
This standard describes a test method for measuring the resistance of asphalt mixtures to rutting an..
AASHTO T 411-23 PDF
This test method covers procedures for preparing and testing both laboratory-compacted and field-cor..
AASHTO T 412-24 PDF
This standard provides procedures for estimating in-place mechanical properties of concrete structur..
AASHTO T 413-24 PDF
This standard provides procedures for estimating the early concrete strength for pavement opening on..
AASHTO T 42-10 PDF
AASHTO T 42-10 is identical to ASTM D 545-08 except provisions specified in this document.
AASHTO T 426M/T 426-2026 PDF
This test method covers determination of the strains that are produced by causes other than external..
AASHTO T 44-23 PDF
This method covers the determination of the degree of solubility in trichloroethylene or toluene of ..
AASHTO T 48-22 PDF
This method covers the procedure for the determination of flash point of asphalt binder by the Cleve..
AASHTO T 49-22 PDF
AASHTO T 49-22 is identical to ASTM D5/D5M-13 except for the provisions specified in this document.