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  1. AASHTO Association - Home

    5 days ago · The American Association of State Highway and Transportation Officials – is a nonprofit, nonpartisan association representing highway and transportation departments in the 50 states, the …

  2. AASHTO resource

    The AASHTO Accreditation Program formally recognized the competence of over 1,800 testing laboratories to perform specific tests on construction materials, enhancing customer confidence.

  3. AASHTO Guidance | FHWA - Federal Highway Administration

    Aug 6, 2025 · American Association of Highway and Transportation Officials (AASHTO) is a nonprofit association that represents highway and transportation departments across the nation and serves as …

  4. American Association of State Highway and Transportation Officials

    The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols, and guidelines that are used in highway …

  5. AASHTO Association - Committees

    Through AASHTO’s extensive committee structure, officials from across the nation meet to set policy goals and develop a wide range of voluntary recommended infrastructure construction, management, …

  6. AASHTO Standards - Applied Testing & Geosciences

    The American Association of State Highway and Transportation Officials (AASHTO) is a standards-setting organization that develops and publishes standards for transportation infrastructure.

  7. AASHTO Standards on ASTM Compass®

    AASHTO is the American Association of State Highway and Transportation officials. As a nonprofit, nonpartisan association, it serves as a liaison between U.S. state departments of transportation and …

  8. Strategic Plan Home – AASHTO 2021-2026 Strategic Plan Home Page

    AASHTO and its member state departments of transportation (DOTs) have a long and respected history of leadership, working together to ensure a safe, sustainable, multi-modal transportation system that …

  9. AASHTO Accreditation Overview

    The AASHTO Accreditation Program (AAP) formally recognizes the competency of thousands of testing laboratories to perform specific tests on construction materials. In addition to being the largest …

  10. American Association of State Highway and Transportation Officials (AASHTO)

    The American Association of State Highway and Transportation Officials (AASHTO) is a nonprofit, nonpartisan association representing transportation departments in the 50 states, the District of …