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 2024 Edition, the revisions below will not coordinate with your manual.

Download a complete packet of the revisions

2025 Edition card for the Design Manual

ChapterSectionPagesSummary of Changes
IntroUpdated the Contributors and Acknowledgments page. Note - if you want to replace the small business card for the spine of your manual, click on the link above.
11D-25-6; 18-23Revised the “items to be specified” list based on corrections and SUDAS Specifications revisions.
11D-3ALLUpdated the “incidental or included items” list based on corrections and SUDAS Specifications revisions.
11D-4ALLUpdated the “bid item” list based on corrections and SUDAS Specifications revisions.
22A-4, C2-7Modified language to meet Iowa Code 331 and Iowa Code 364 as amended by SF455. Removed storm duration from calculation of the allowable release rate.
22B-35Equation 2B-3.04 - in the description of terms, the “R” for hydraulic radius should be lowercase to match the one in the equation and to be consistent with the rest of the storm sewer section.
22D-27Equation 2D-2.10 - the "ah" subscript on the H and K coefficients (for access hole) should be changed to an "s" (for structure). One additional occurrence in the paragraph above.
22G-1, A & B1-3Modified language to meet Iowa Code 331 and Iowa Code 364 as amended by SF455.
55C-2, R, 117-18Deleted reference to Table 5C-2.03 as it no longer exists; fixed outline numbering.
55D-1, D, 16The high performance asphalt binder grade should be PG 64-34E+.
55L-4, F, 58Corrected Chapter 12 title.
7Table of Contentsi-viUpdated table of contents based on changes made to Chapter 7.
77E-41Updated reference to Spec Section 9040.
77E-5ALLUpdated to follow current practices.
77E-61Updated reference to Spec Section 9040.
77E-71Updated reference to Spec Section 9040.
77E-91Updated reference to Spec Section 9040.
77E-101Updated reference to Spec Section 9040.
77E-111Updated reference to Spec Section 9040.
77E-121Updated reference to Spec Section 9040.
77E-131Updated reference to Spec Section 9040.
77E-141Updated reference to Spec Section 9040.
77E-151Updated reference to Spec Section 9040.
77E-161Updated reference to Spec Section 9040.
77E-171Updated reference to Spec Section 9040.
77E-18ALLUpdated to follow current practices.
77E-191-2Deleted reference to specs that no longer exist.
77E-201Updated reference to Spec Section 9040.
77E-21ALLUpdated to follow current practices.
77E-271Updated reference to Spec Section 9040.

 

Page last updated: December 23, 2024

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