Design & Drafting Manuals

The Oregon Department of Transportation's Bridge Design Manual and Bridge CAD Manual are the primary reference documents for the Bridge Section.

Additional manuals related to Bridge Section operations are available from the Bridge Manual Directory.

The May 2025 version applies to new design projects as of August 2025.

Bridge CAD Manual

This manual provides direction about the use of drawing standards for bridge plan sheets.

It supplements the ODOT CAD Manual. Where these manuals conflict, the BCM takes precedence.

Previous Version

Fall 2024 Edition

Bridge Design Manual

The 2025 version applies to new design projects as of July 1, 2025

Full Manual, 20 MB

Distribution Letter

Section 1 - Design Standards & Guidance 

Section 2 - Processes & Roles

Appendices

• Appendix C - Bridge TS&L Development Process Retooling
• Appendix D - Roles & Responsibilities
  
• Appendix E - Metric Conversion

General Notes

Format Guide

Proposed BDM Updates

Submit any suggested updates for future revisions of the BDM to Emily Clyburn using the Bridge Design Manual Revision Request Form.

Previous Versions

The following table includes the last four versions of the Bridge Design Manual. Additional versions are available upon request.