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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 M 302-22 PDF
This specification covers slag cement for use as a cementitious material in concrete and mortar. The..
AASHTO M 303-89 PDF
This specification covers two types of lime to be used for reducing water susceptibility in asphalt ..
AASHTO M 304-11 PDF
This specification covers poly(vinyl chloride) (PVC) profile wall perforated and nonperforated pipe ..
AASHTO M 306-10 PDF
This specification is applicable to frames, grates, rings, and covers for inlets, manholes, and othe..
AASHTO M 307-22 PDF
This specification covers silica fume for use in concrete and other systems containing hydraulic cem..
AASHTO M 314-90 PDF
This specification covers externally threaded steel anchor bolts intended for anchoring structural s..
AASHTO M 315-06 PDF
AASHTO M 315-06 is identical to ASTM C443-05 except provisions specified in this document.
AASHTO M 316-23 PDF
This specification covers 11 grades of polymer-modified cationic and anionic emulsified asphalt for ..
AASHTO M 318-02 PDF
This specification covers processed glass cullet intended for use as a granular road base material. ..
AASHTO M 319-02 PDF
This specification covers the use of reclaimed concrete aggregate as an unbound granular base course..