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 2019 Edition, the revisions below will not coordinate with your manual.

Download a complete packet of the revisions

2020 Edition card for the Design Manual

Design revision cover letter

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.
1Table of ContentsiiUpdated to reflect changes made in Chapter 1.
11D-1, I through K13-66Revised "Items to be Specified" list based on SUDAS Specifications revisions. Updated "Incidental or Included Items" list. Updated "Bid Items" list.
3Table 3D-1.011Revised due to the combining of AWWA C900 and C905.
3Table 3D-1.032Updated based on spec changes.
44C-11-4Deleted references to a figure that no longer exists.
55C-13-9Set the preferred and acceptable clear zone on low speed urban roadways without consideration for the roadway classification; deleted Table 5C-1.05 and updated references as a result.
55G-1, A1-2Revised to reflect Iowa DOT’s new maximum of 12’ longitudinal and 17’ transverse joint spacing.
55G-2ALLRevised to reflect Iowa DOT’s new maximum of 12’ longitudinal and 17’ transverse joint spacing.
55G-31-4; 13-16Revised to reflect Iowa DOT’s new maximum of 12’ longitudinal and 17’ transverse joint spacing.
55G-4ALLRevised to reflect Iowa DOT’s new maximum of 12’ longitudinal and 17’ transverse joint spacing.
55J-1, C, 1, b7-8Modified binder grade to ensure adequate crack resistance properties.
55L-4ALLClarified that the flare should be 3 to 5 feet for residential and agricultural driveways. Other error corrections.
77E-24, B, 4, b3-4Changed topsoil requirement to 8 inches to match the specifications.
11Table of ContentsiUpdated to reflect changes made in Chapter 11.
1111A-1ALLUpdated section to reflect use of LED street lighting.
1111B-1ALLUpdated section to reflect use of LED street lighting.
1111C-1ALLUpdated section to reflect use of LED street lighting.
13Table of ContentsALLUpdated to reflect changes made in Chapter 13.
13ENTIRE CHAPTERALLChanged chapter title to Traffic Control and added new sections for work zone traffic control.

 

Page last updated: December 12, 2019

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