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Interstate Exception to Spring Load Restrictions: – 10-ton limit does not apply to interstates (axle group or GVW). That is, full summer weight is allowed. – Interstate travel must be through movement only (no starting or stopping off the interstate system). – All other state highways are 10-ton, unless posted for less. Spring Load Restrictions Maps: Maps Exceptions/Changes to Spring Load Restrictions: Complete Report - All Zones Spring Load Restrictions - Minnesota Statutes Zone Boundary Descriptions Cumulative Thawing Index Maps Frost and Thaw Depth Graphs County Weight information SLR Introduction Technical Fact Sheet Definitions and Criteria for Starting and Ending Dates Average Starting Date Contour Historical Spring Load Restriction Placement/Removal Dates Office of Materials & Road Research • E-mail: MaterialsLab.DOT@state.mn.us • 1400 Gervais Avenue • Maplewood, MN 55109-2044 • Phone: (651) 366-5592 • FAX: (651) 366-5461 © 2026 Minnesota Department of Transportation • 395 John Ireland Boulevard • St. Paul, MN 55155-1899 • Phone: 800/657-3774 • 800/627-3529(TTY, Voice, ASCII) A to Z | Sitemap | About MnDOT | Accessibility | Disclaimer and Legal | Doing Business | Contact MnDOT | News Room | 511 Traveler Service | Careers/Jobs | Search MnDOT.gov | State of Minnesota | Governor's Site Last Updated: Thursday, March 26, 2026 - 3:43:23 p.m. Central Daylight Time