Revision History
See the Changelog for a descriptive list of revisions to the Manual.
Comparing Page Versions
From the View History tab of any page, follow the instructions on the page to view the Diff (differences) between revision dates[1]. Since the differences are displayed in wiki markup, many of the changes include formatting changes.
The following is a list of Diff pages that correspond to the differences between consecutive Manual Editions. Generally speaking, the Diff pages listed here consist of all revisions between manual publication dates.
Diffs between 2022 and 2024
- 101 - Introduction
- 103 - Bridge Geometry and Structure Type Selection
- 104 - Hydrology and Hydraulics
- 106 - Final Design Consideration - Superstructure
- 107 - Final Design Considerations - Substructure
- 205 - Concrete Structures
- 210 - Foundations
Diffs between 2022 and 2021
- 101 - Introduction
- 102 - Bridge Design Submission Requirements
- 103 - Bridge Geometry and Structure Type Selection
- 104 - Hydrology and Hydraulics
- 105 - Geotechnical Investigations
- 106 - Final Design Consideration - Superstructure
- 107 - Final Design Considerations - Substructure
- 108 - Bridge Load Rating
- 109 - Bridge Preservation Strategies
- 111 - Construction Coordination
- 204 - Structural Analysis and Evaluation
- 205 - Concrete Structures
Prior to 2021
Refer to Archived Manuals for revisions prior to 2021. Revisions were identified by marking the left margins of paragraphs that had been revised in that edition.
Viewing Previous Versions
See Archived Manuals for curated links to previous page versions.
In general, previous page versions can be viewed by navigating to that page's View History tab at the top of the page and selecting the desired revision date. The latest revision date prior to a manual publication date will generally correspond to that manual edition's content at the time of publication.
Note that images and figures displayed on an old version of a page will be the current figure and not necessarily the version of that figure at the time of the revision. To view an image's revision history click the figure to access the image's File page where archived versions of the image can be viewed.