Bridge (Engineering and Construction)

Bridge Group Directory

Bridge Design Services

The Bridge Design Service is responsible for the design and development of construction plans, specifications and standards for major transportation structures on the Arizona State Highway System

Bridge Preservation Services

The Bridge Preservation Service is responsible for the management of public road bridges on the Arizona State Highway System and the inspection of these bridges along with those owned by local agencies, in accordance with the National Bridge Inspection Standards.

Geotechnical Services

The function of the ADOT Geotechnical Services is to provide design services and also support to consultants and ADOT Districts in addition to operations services.


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.

Bridge/Tunnel Inventory

This page contains links to state and local agency bridge inventories, which are presented in PDF format