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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 MP 39-22 PDF
This specification describes a tagged file storage format used for georeferenced intelligent constru..
AASHTO MP 40-19 PDF
This specification covers the requirements and methods of tests for steel-reinforced polyethylene (P..
AASHTO MP 41-22 PDF
This specification covers laboratory performance of materials for High Friction Surface Treatments (..
AASHTO MP 42-22 PDF
This specification covers the requirements and methods of tests for steel-reinforced polyethylene (S..
AASHTO MP 46-22 PDF
This specification for balanced mix design uses volumetric and/or performance-based/related test res..
AASHTO MP 47-22 PDF
This specification describes the standard file format of two-dimensional (2D) and three-dimensional ..
AASHTO MP 48-23 PDF
The macrotexture of a pavement surface influences the friction between the tire and the road, noise ..
AASHTO MSI-2-2022 PDF
The AASHTO Manual on Subsurface Investigations, Second Edition (2022), provides guidance on geotechn..
AASHTO MSMB-1-2021 PDF
These guidelines provide bridge maintenance practitioners with detailed procedures for replacing, re..
AASHTO NSMT-1-2020 PDF
AASHTO NSMT-1 provides design and construction recommendations for strengthening existing reinforced..