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Contact Icon Iosco County Road Commission
3939 West M-55
Tawas City, MI 48763
(989) 362-4433
6:00 a.m. - 4:00 p.m.
(Monday - Thursday)

Iosco Notices

2/19/2018 - Season Weight Restrictions go into effect February 20, 2018 at 8:00 a.m.

Seasonal weight restrictions are currently in effect for Iosco County roads and will remain in effect until further notice.

Maximum allowable gross axle loadings are:

Single Axle:                11,700 lbs.

Tandem Axles:           10,400 lbs. per axle          

On any legal combination of vehicles only one (1) tandem axle assembly shall be permitted at the gross weight of 10,400# per axle and no other tandem axle assembly in such combination of vehicles shall exceed a gross weight of 8,400 lbs. per axle.

Maximum load on any tire shall not exceed 450 lbs. per inch of tire.  Maximum speed 35 MPH for trucks over 10,000 lbs. GVW.


There are not restrictions for legal loads on Iosco or Ogemaw County roads designated as “All Season.”


Please visit the ICRC website at for additional information on weight restrictions, all season roads, transportation permits, to place a service request or additional road information.




Michelle Edrington

Office Manager

Iosco County Road Commission