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<br />Office of Materials & Road Research <br />1400 Gervais Avenue Office phone: 651-366-5592 <br />Maplewood, MN 55109-2044 Fax: 651-366-5461 <br />SEASONAL LOAD LIMIT NOTIFICATION <br />Date: March 1, 2021 <br />Subject: Winter load increases (WLI) end in central frost zone; spring load restrictions (SLR) start in south, <br />southeast, metro and central frost zones <br /> <br />The Minnesota Department of Transportation will end winter load increases in the CENTRAL frost zone <br />Thursday, March 4, 2021 at 12:01 AM. <br />The Minnesota Department of Transportation will start spring load restrictions (SLR) in the SOUTH, SOUTHEAST <br />and METRO frost zones Thursday, March 4, 2021 at 12:01 AM. <br />The Minnesota Department of Transportation will start spring load restrictions (SLR) in the CENTRAL frost zone <br />Friday, March 5, 2021 at 12:01 AM. <br />As announced in the February 25 memo, winter load increases will end in the SOUTH, SOUTHEAST and METRO <br />frost zones Wednesday, March 3. <br />Frost zones and restricted routes can be found on the MnDOT load limits map. <br />Start and end dates and other load limit information are shown at mndot.gov/loadlimits. <br />Overweight permits for more than 80,000 pound gross vehicle weight will continue and new permits will be <br />). <br />issued if all axle and group weights are legal (axle weight limits <br />Full-summer overweight permits can be issued, during the spring load restriction period, for travel on the <br />interstate system only. <br />Middle-range overweight permits become available within each frost zone when spring load restrictions are <br />lifted. Full-summer overweight permits become available two to three weeks after spring load restrictions are <br />lifted. <br />Ending dates for spring load restrictions are variable and based on how weather is affecting roadway strength. <br />MnDOT will report start and end dates on its 24-hour automated message center at 1-800-723-6543 for the U.S. <br />and Canada, and locally at 651-366-5400 for the Minneapolis/St. Paul area. <br />For questions about legal axle weight during SLR; Gross Vehicle Weight Schedule, call: <br />Minnesota Department of Public Safety <br />State Patrol – Commercial Vehicle Enforcement <br />651-350-2000 <br /> <br />