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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 97M/T 97-23 PDF
This test method covers determination of the flexural strength of concrete by the use of a simple be..
AASHTO T 98M/T 98-12 PDF
AASHTO T 98M/T 98-12 (2020) covers determination of the fineness of portland cement as represented b..
AASHTO T 99-25 PDF
These methods of test are intended for determining the relation between the moisture content and den..
AASHTO TAMGFI-2-2020 PDF
AASHTO TAMGFI-2, the Second Edition (2020) of the transportation asset management guide, sets out ho..
AASHTO TF-29-1994 PDF
AASHTO TF-29, Guide Specification for Cathodic Protection of Concrete Bridge Decks (1994), was issue..
AASHTO TF-30-1-1990 PDF
AASHTO TF-30-1, Task Force 30 Report in Two Parts, brings together guide specifications for concrete..
AASHTO TF-31-1-1992 PDF
This guide specification describes three types of polymer modified asphalts based on different types..
AASHTO TF-34-1-1995 PDF
This guide discusses a variety of topics related to polymer concrete, including properties and use, ..
AASHTO TF28-1-1990 PDF
Contains the following subsections: Guidelines for Usage of Pozzolanic Stabilized Mixture (PSM) Base..
AASHTO TF32-1-1992 PDF
This manual addresses various systems available to provide corrosion protection for bridge component..