MnDOT Standard Specifications for Construction and Supplemental Specifications
2020 edition
- MnDOT Standard Specifications for Construction 2020 Volume I - Divisions I and III (PDF)
- MnDOT Standard Specifications for Construction 2020 Volume II - Division II (PDF)
The 2020 edition is effective for most projects let on or after Jan. 27, 2022.
All project documents submitted for the Jan. 27, 2022 letting, or later lettings, must be in accordance with the Standard Specifications for Construction, 2020 edition.
2022 supplement
The Supplemental Specifications, September 2022 is effective for most projects let on or after January 27, 2023 and before October 1, 2023.
All project documents submitted for the January 27, 2023 letting through October 1, 2023 must be in accordance with the 2020 edition and Supplemental Specifications, September 2022.
The Supplemental Specifications, September 2022 will no longer be published and should not be used on projects let on or after October 1, 2023 per Technical Memorandum 23-02-TS-01, Dissolution of Supplemental Specifications to the MnDOT Standard Specifications for Construction, 2020 Edition.
Changes from the 2018 edition
Vertical change lines have been added to indicate text that has changed from the 2018 edition. These change lines are intended as a courtesy to the reader, and MnDOT does not guarantee that all text changes are indicated by change lines.
- Change lines are in the in the left and right margins bordering paragraphs with change(s). The change lines border the whole paragraph, even if only one line in the paragraph has changed.
- For tables, each row with change(s) has heavy vertical outside border lines on both sides.
2018 edition
The 2018 edition is effective for most projects let on or after Jan. 26, 2018, through Jan. 27, 2022.
Change lines were added to the margins of the 2018 edition to indicate text that changed from the 2016 edition. The intent of these lines is to help the reader - although MnDOT does not guarantee that all text changes are indicated by change lines.