Current ERL Issue - April 16, 2024

The October 17, 2023 ERL has moved to "Archive"

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The electronic version governs if there is a discrepancy between the electronic and printed versions.
  1. Standard Specifications with GS-23002
  2. Supplemental Specifications
  3. Materials I.M.s
  4. Standard Road Plans
  5. Standard Culvert Plans
  6. Standard Bridge Plans
  7. Sign Truss Standards
  8. Flagger's Handbook
  9. Intelligent Transportation Systems Standards
  10. The following are not Iowa DOT contract documents, but are provided for information purposes:
  11. Construction Manual
  12. SUDAS Standard Specifications

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Standard Specifications
Supplemental Specifications
Materials I.M.s
Standard Road Plans
Standard Culvert Plans
Standard Bridge Plans
Sign Truss Standards
Construction Manual
Flagger's Handbook
SUDAS Standard Specifications