Resources

Resource Summary File(s)
AASHTOWare Bridge Rating Tutorials
AASHTO has nearly 100 tutorials to help users with conducting load ratings for various types of structures. Tutorials also illustrate how to use new load rating software components such as gusset plate analysis, 3D modeling, and curved girder analysis.
Corrugated Metal Pipe (CMP) Culvert Rating Spreadsheets
These spreadsheets aid a qualified engineer, using sound engineering judgment and familiarity wtih the analysis, in inputting values and completing the bridge load rating analysis of a corrugated metal pipe culvert structure.
MDOT Load Rating Resource Page
The Michigan DOT Load Rating Program is administered by the Bridge Load Rating Unit. This resource page contains forms for reporting bridge analysis assumptions and summaries, recent bridge advisories, guides and specifications, and analysis resources such as bridge analysis spreadsheets and AASHTOWare BRIDGE RATING VEHICLE LIBRARIES.
MDOT Vehicle Library Setup
The CTT has created a tutorial to assist with the process of downloading vehicle descriptions from the MDOT Load Rating Resources website and importing the descriptions into AASHTOWare Bridge Rating.
AASHTOWare Bridge Load Rating - Default Control Options
AASHTOWare's Bridge Load Rating program allows users to set default control options. This document details the process for setting system defaults
Bridge Rating Technical Notes
AASHTOWare occasionally releases Technical Notes with patches that address minor issues found in AASHTOWare Bridge Rating & Design. Relevant patches should be installed as soon as you are able. Each current Technical Note includes a pdf that describes the issue, how to resolve the issue, and how to install the other file available for download. This page requires a username and password that you should have received with your license paperwork.
MDOT Camelback Tutorial
This tutorial is a general guide for modeling a camelback bridge in AASHTOWare Bridge Rating. The tutorial methodology relies on a sample MDOT standard plan bridge that has a 60-ft reinforced concrete girder with a 22-ft roadway, but it should be adapted accordingly for any modifications to the standard plan and for the specific rebar present in the bridge.