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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 BSG-2-2022 PDF
These guidelines offer guidance on bridge design for human-induced extreme events. It provides infor..
AASHTO BVCS-1-2008 PDF
This document contains comprehensive specifications for the design of bridges vulnerable to coastal ..
AASHTO BVCS-1-I1-2023 PDF
2023 Interim Revisions to Guide Specifications for Bridges Vulnerable to Coastal Storms, 1st Edition..
AASHTO CFRP-1-2018 PDF
AASHTO CFRP-1, Guide Specifications for the Design of Concrete Bridge Beams Prestressed with Carbon ..
AASHTO CGDOT-1-2017 PDF
This guide is intended to help DOT communications divisions to: develop a strategic framework and st..
AASHTO CHBTW-1-I1-2008 PDF
The 2008 interim contains replacement pages to the Construction Handbook for Bridge Temporary Works,..
AASHTO CHBTW-2-2017 PDF
AASHTO CHBTW-2, Construction Handbook for Bridge Temporary Works, Second Edition (2017), is a constr..
AASHTO CM-4-1990 PDF
This fourth edition defines the responsibilities of and instruction to transportation field personne..
AASHTO CPM-1-2008 PDF
Smooth pavement can reduce vehicle operating costs and is valued highly by both travelers and shippe..
AASHTO CSDIM-1-2020 PDF
AASHTO CSDIM-1, Culvert and Storm Drain System Inspection Guide, First Edition (2020), sets out a st..