Latest Specifications Revisions
The table below summarizes the changes made with the latest revisions to the SUDAS Standard Specifications. 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 Specifications
| Division | Section | Pages | Summary of Change |
|---|---|---|---|
| Intro | Updated the Contributors and Acknowledgments and general table of contents pages. Note - if you want to replace the small business card for the spine of your manual, click on the link above. | ||
| 1 | 1070, 2.04, C | 7-10 | Added language prohibiting the storage of flammable and combustible materials from under overhead structures in the right-of-way. |
| 1 | 1080, 1.06, B, 2 | 4 | Modified language to clearly define working days will be charged for concrete curing time of pavements and structural concrete when it is the controlling item of work. |
| 2 | 2010, 2.04, C, 5 | 10 | Revised Table 2010.03 to include multiaxial configuration for geogrid. |
| 3 | 3010, 1.08, A, 2 and D | 2-3 | Modified language to more clearly define incidental removal of soil material and costs associated with removal and replacement of unsuitable trench materials. |
| 4 | Table of Contents | v-vi | Updated table of contents based on changes made in Division 4. |
| 4 | Figure 4040.233 | 1 | Revised note 9 to clarify using a fork type rodent guard on subdrain outlet to ditch. |
| 4 | 4050 | ALL | Created cleaning specifications for non-rehab projects, which resulted in changing the section title. |
| 5 | Table of Contents | ii | Updated table of contents based on changes made in Division 5. |
| 5 | 5010, 3.06, E | 12-14 | Language was mistakenly deleted and Iowa DNR has since adopted the 2012 Edition of the Recommended Standards for Water Works (previously referenced the 2007 Edition). Affected pages that followed. |
| 6 | 6010, 1.08, G | 4 | Added "removal of existing fillet" and "replacement of fillet" to the includes items. |
| 6 | 6010, 3.05, A | 17 | Added "install replacement fillet as necessary". |
| 7 | Table of Contents | i, iii | Updated table of contents based on changes made in Division 7. |
| 7 | 7010 | ALL | Replaced ENTIRE SECTION (excluding figures). Revised cold weather protection language and minimum flexural strength requirements. |
| 7 | Figure 7010.101 | 1-8 | Added elliptical dowel bars. |
| 7 | 7020 | 5-16 | Revised cold weather protection language. Affected pages that followed. |
| 8 | Table of Contents | iii-iv | Updated table of contents based on changes made in Division 8. |
| 8 | 8030 | ALL | Replaced ENTIRE SECTION (excluding figures). Added language to allow the use of automated flagger assistance devices. |
| 9 | Table of Contents | iv-vi | Updated table of contents based on changes made in Division 9. |
| 9 | 9010, 1.03, A, 1 | 1 | Revised the seed tag submittal requirement. |
| 9 | 9020, 1.08, A | 2 | Changed measurement and payment of sod to be in square yards rather than squares. |
| 9 | 9040 | ALL | Replaced ENTIRE SECTION (figures as listed below). Revised specs based on current practices and to match the current Erosion Control Technology Council’s (ECTC) guidelines. |
| 9 | Figures 9040.101-108 | ALL | Revised to match current practices. |
| 9 | Figures 9040.117-120 | ALL | Revised to match current practices. |
| 9 | 9060, 3.01, A and C, 1 | 6 | Minor chain link fence installation clarifications |
| 9 | Figure 9072.221 | 2 | Added a clarification dimension to the Type A wall detail. |
Page last updated: December 23, 2024