LRFD Bridge Design Manual
The LRFD Bridge Design Manual contains MnDOT Bridge Office procedures for the design, evaluation and rehabilitation of bridges. Except where noted, the design provisions employ the LRFD methodology set forth by AASHTO.
The manual files are not currently available in an ADA accessible format. If ADA accommodations are needed, contact Karl Johnson, 651-366-4521.
| Recent updates to manual | Date updated |
|---|---|
| Transmittal No. 2023-01 – Sections 2, 5, 9, 11, 14, and Memo to Designers #2023-01 (PDF) | November 2023 |
| Transmittal No. 2022-02 – Sections 2, 5, and 9 (PDF) | June 2022 |
| Transmittal No. 2022-01 – Memo to Designers #2022-01(PDF) | February 2022 |
| LRFD Bridge Design Manual | Date updated |
|---|---|
| LRFD Bridge Design Manual (PDF) | November 2023 |
| Sections | Date updated |
|---|---|
| Cover, Title Page, and Table of Contents (PDF) | November 2023 |
| 1 - Introduction (PDF) | August 2016 |
| 2 - General Design and Location Features (PDF) | November 2023 |
| 3 - Loads and Load Factors (PDF) | June 2020 |
| 4 - Structural Analysis and Evaluation (PDF) | June 2020 |
| 5 - Concrete Structures (PDF) | November 2023 |
| 6 - Steel Structures (PDF) | July 2019 |
| 7 - Reserved/empty | - |
| 8 - Wood Structures (PDF) | October 2021 |
| 9 - Decks and Deck Systems (PDF) | November 2023 |
| 10 - Foundations (PDF) | June 2019 |
| 11 - Abutments, Piers and Walls (PDF) | November 2023 |
| 12 - Buried Structures (PDF) | June 2019 |
| 13 - Railings (PDF) | July 2019 |
| 14 - Joints and Bearings (PDF) | November 2023 |
MnDOT Bridge Design Workshop presentations
June 2021 workshop
- Preservation/Rehabilitation/Evaluation (PDF)
- Service Life Guidance, PBPD, Alternative Studies (PDF)
- Bridge Economics and Estimating (PDF)
- Quality Management (PDF)
- Adhesive Anchors: MnDOT Anchorage Design and Types (PDF)
- Prestressed Concrete Girders and Bearings (PDF)
- Innovation (PDF)
- Piers (PDF)
- Bridge Barriers & Parapets (PDF)