Minnesota Department of Transportation

511 Travel Info

Standard Specifications for Construction

 

Orange barrels on a highway

MnDOT Spec Book

2018 edition

Publication of the 2018 edition has been moved to August 2017. A notification of publication will be sent. 

The initial date for required use of the 2018 edition has been moved to the January 26, 2018, letting.

All project documents submitted for the January 26, 2018, letting, or later lettings, must be in accordance with the 2018 Spec Book. To request an exemption from this requirement, submit a written request to the State Design Engineer, Tom Styrbicki, by July 31, 2017.  

2016 edition

The 2016 edition is effective for most projects let on or after Oct. 23, 2015.

Change lines have been added to the margins of the 2016 Edition to indicate text that has changed from the 2014 Edition. These lines are intended to help the reader. MnDOT does not guarantee that all text changes are indicated by change lines.

2014 edition

The 2014 edition is effective for most projects let on or after Dec. 2, 2013 through Oct. 22, 2015.

Older editions

View 2005, 2000 Spec Book editions.

Related resources

View MnDOT Special Provisions for all trunk highway construction projects.