Latest Design Revisions

The table below summarizes the changes made with the latest revisions to the SUDAS Design Manual. There is also a link below that contains the entire revision packets. However, if your manual is not updated to the 2023 Edition, the revisions below will not coordinate with your manual.

Download a complete packet of the revisions

2024 Edition card for the Design Manual

ChapterSectionPagesSummary of Changes
IntroUpdated the Contributors and Acknowledgments page and the general table of contents. Note - if you want to replace the small business card for the spine of your manual, click on the link above.
11D-29-10; 19-22Revised the “items to be specified” list based on corrections and SUDAS Specifications revisions.
11D-35-6; 13-16; 25-28Updated the “incidental or included items” list based on corrections and SUDAS Specifications revisions.
11D-45-6; 9-10Updated the “bid item” list based on corrections and SUDAS Specifications revisions.
2Table of Contentsi-iiUpdated table of contents based on changes made to Chapter 2.
22A-4, C2Updated to new NRCS region-specific storm distributions.
22B-4, B1-6Modified discussions on minimum time of concentration.
22B-4, C11-13Updated to new NRCS region-specific storm distributions.
22B-5, C & D3-5Updated to new NRCS region-specific storm distributions. (Change resulted in additional page).
5Table of Contentsi-ii; vUpdated table of contents based on changes made to Chapter 5.
55C-1ALLUpdated based on research project results.
55C-2ALLUpdated based on research project results. (Change resulted in additional pages).
55D-1, Table 5D-1.014Changed “less than or equal to 45 mph” to “any.”
55G-3, Figure 5G-3.1517-19Revised the spec figures that were issued last year.
55M-1ALLUpdated based on research project results. (Change resulted in additional pages).
7Table of Contentsi-viUpdated table of contents based on changes made to Chapter 7.
77B-1, B & C4-10Updated the regulatory elements to match the new NPDES General Permit No. 2 requirements.
77E-1ALLRevised based on Erosion and Sediment Control Committee input.
77E-3ALLRevised based on Erosion and Sediment Control Committee input.
77E-7ALLRevised based on Erosion and Sediment Control Committee input. (REMOVE page 5).
77E-8ALLRevised based on Erosion and Sediment Control Committee input.
77E-12ALLRevised based on Erosion and Sediment Control Committee input. (REMOVE pages 15-19).
77E-13ALLRevised based on Erosion and Sediment Control Committee input (intentionally removed figure from page 4).
77E-14ALLRevised based on Erosion and Sediment Control Committee input.
77E-15ALLRevised based on Erosion and Sediment Control Committee input. Revised section title.
77E-17ALLRevised based on Erosion and Sediment Control Committee input.
77E-21ALLRevised based on Erosion and Sediment Control Committee input. (REMOVE page 3).
77E-30 (NEW)ALLDeveloped NEW section based on Erosion and Sediment Control Committee input.
77E-31 (NEW)ALLDeveloped NEW section based on Erosion and Sediment Control Committee input.
1111A-1, B2Corrected Iowa Administrative Code reference.
12ENTIRE CHAPTERALLUpdated ENTIRE CHAPTER based on research project results. (Added new Section 12A-5 for pedestrian safety measures at crossings).
13Table of ContentsiUpdated table of contents based on changes made to Chapter 13.
1313A-3ALLUpdated based on research project results.
1313A-4ALLUpdated based on research project results. (Change resulted in additional pages).

 

Page last updated: December 18, 2023

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