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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 233-22 PDF
This method of test is intended to determine the density of cohesive soil in the natural state, comp..
AASHTO T 236-22 PDF
This method describes procedures for determining the consolidated drained shear strength of a soil m..
AASHTO T 237-22 PDF
The methods given cover the examination of epoxy resin adhesives for use in bonding traffic markers ..
AASHTO T 240-23 PDF
This test is used to measure the effect of heat and air on a moving film of asphalt binder and to pr..
AASHTO T 241-95 PDF
This method describes the procedure to be used in determining the quality of the seam or helical, co..
AASHTO T 242-18 PDF
This method covers the measurement of the frictional properties of paved surfaces with a specified f..
AASHTO T 243M/T 243-19 PDF
This specification establishes the procedure for Charpy V-notch testing of structural steel and cont..
AASHTO T 244-23 PDF
These test methods cover procedures and definitions for the mechanical testing of steel, stainless s..
AASHTO T 245-22 PDF
This method covers the measurement of the resistance to plastic flow of cylindrical specimens of asp..
AASHTO T 246-22 PDF
These methods cover the determination of (1) the resistance to deformation of compacted HMA mixtures..