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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 210-22 PDF
This method describes the procedure for determining the durability of aggregates. The durability ind..
AASHTO T 211-90 PDF
This method of test covers a procedure for determining cement content based upon the continuous neut..
AASHTO T 213M/T 213-23 PDF
This test method covers procedures for determining the mass [weight] of coating on aluminum-coated i..
AASHTO T 215-23 PDF
This method describes a procedure for the determination of the permeability of water through granula..
AASHTO T 216-22 PDF
This test method covers procedures for determining the magnitude and rate of consolidation of soil w..
AASHTO T 217-14 PDF
This test method is intended to determine the moisture content of soils by means of a calcium carbid..
AASHTO T 218-86 PDF
This method covers the procedure for sampling hydrated lime from various conveyors, points of shipme..
AASHTO T 219-22 PDF
This test procedure is intended to serve as a reasonably accurate, fairly rapid means of determining..
AASHTO T 21M/T 21-20 PDF
AASHTO T 21M/T 21-20 covers two procedures for an approximate determination of the presence of injur..
AASHTO T 220-22 PDF
This method provides for the determination of the unconfined compressive strength of soil–lime stabi..