Bridge (Engineering and Construction)


This page contains notifications on release of publications, updates, and revisions to Bridge Group guidelines, standards and other bridge and geotechnical service related memoranda.  In addition notifications may be released containing information affecting bridge design, inspection and geotechnical disciplines from national specifications and publications.


The guidelines on these pages reflect the latest AASHTO LRFD Specifications; updated sections are published as they become available. In the meantime, older sections of the guidelines remain available and are denoted with an asterisk (*).

Structure Detail Drawings

Structure Detail drawings are intended to supplement contract structure drawings for bridges and appurtenant highway structures. These drawings are used for recurring features in the same manner as the printed B standards drawings, which these drawings will eventually replace.

Bridge Inventory

This page contains links to both state and district inventories, which are presented in PDF format.

CADD MicroStation

These pages contain information on CADD English specifications, file-naming conventions, lists of abbreviations and downloadable cell libraries, seedfiles, etc.

Preservation Program

These pages contain a notice regarding bridge and overpass demolition debris.

Contact Us

From the ADOT Blog : Bridges

Bridge profile
Did you know we have 4,824 bridges along state highways? And we recently got some good news about them.
Interstate 17 bridge at Central Avenue in Phoenix
Work to build a new, larger Interstate 17 bridge over Central Avenue south of downtown Phoenix is now underway as ADOT and...
ADOT Kids bridge design
We’re excited that so many kids sent us bridge designs and asked questions about bridges.
Bridge parts
For those who want to know even more about how bridges work, we have a graphic listing bridge parts and a bunch of important terms. And don't miss our first word search!
ADOT Kids: Bridges
Learn about how ADOT builds bridges, then take a shot at completing a highway by designing your own bridge.