MnDOT Home Click to view important Seasonal Load Limit updates for 2022-2023
Office of Materials &
Road Research

Frost Zone

Starting Date

Ending Date

Visual Status

Winter Load Increases (WLI)

Visual Status
Normal Legal Loads, Winter Load Increases, Middle-Range and Full-Summer Overweight Permits Available
Normal Legal Loads, Spring Load Restrictions Imminent
Spring Load Restrictions Enforced
Normal Legal Loads, Middle-Range Overweight Permits Available
Normal Legal Loads, Middle-Range and Full-Summer Overweight Permits Available

 North
 North-Central 
 Central
 Metro
 South
 Southeast

Dec 09, 2022
Dec 12, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022

Mar 29, 2023
Mar 29, 2023
Mar 22, 2023
Mar 06, 2023
Mar 06, 2023
Mar 06, 2023

Spring Load Restrictions (SLR)

 North
 North-Central 
 Central
 Metro
 South
 Southeast

Mar 29, 2023
Mar 29, 2023
Mar 22, 2023
Mar 10, 2023
Mar 13, 2023
Mar 10, 2023

May 24, 2023
May 24, 2023
May 17, 2023
Apr 24, 2023
May 08, 2023
Apr 24, 2023

Middle-Range Overweight Permits

 North
 North-Central 
 Central
 Metro
 South
 Southeast

May 24, 2023
May 24, 2023
May 17, 2023
Apr 24, 2023
May 08, 2023
Apr 24, 2023

  
  
  
  
  
  

Full-Summer Overweight Permits

 North
 North-Central 
 Central
 Metro
 South
 Southeast

Jun 09, 2023
Jun 09, 2023
May 31, 2023
May 12, 2023
May 30, 2023
May 12, 2023

  
  
  
  
  
  

All starting and ending dates begin at 12:01 a.m. and are preceded by at least a 3-day advance notice.  Notice is available on this website, or from a recording at (651) 366-5400 or toll free at 1-800-723-6543, or automatically by subscribing to receive e-mail updates.
MnDOT Technical Memorandum SLL Update  2022-2023 Other Related Information