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American Association of State Highway and Transportation Officials

AASHTO is a leading source of technical information on design, construction and maintenance of highways and other transportation facilities, including aviation, highways, public transit, rail, and water.

Most Popular Titles From AASHTO:

AASHTO GDHS-5 AASHTO GREEN BOOK - A Policy on Geometric Design of Highways and Streets, 5th Edition
AASHTO HB-17 Standard Specifications for Highway Bridges, 17th Edition
AASHTO GDPS-4-M Guide for Design of Pavement Structures and 1998 Supplement
AASHTO VLVLR-1 Guidelines for Geometric Design of Very Low-Volume Local Roads (ADT<400)
AASHTO RSDG-3-M Roadside Design Guide, 3rd Edition, Includes 2006 Chapter 6 Update (Print Edition Includes RSAP CD-ROM)
AASHTO GL-6 Roadway Lighting Design Guide
AASHTO GBF-3 Guide for the Development of Bicycle Facilities
AASHTO LRFDUS-4-M AASHTO LRFD Bridge Design Specifications, Customary U.S. Units, 4th Edition (Includes 2008 and 2009 Interim Revisions)
AASHTO LTS-5 Standard Specifications for Structural Supports for Highway Signs, Luminaires and Traffic Signals, 5th Edition, Includes Errata (2009)
AASHTO LTS-4-I2 2003 Revisions to the Standard Specifications for Structural Supports for Highway Signs, Luminaires and Traffic Signals, 4th Edition

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