Seasonal weight restrictions to be lifted March 13

In accordance with Public Act 300 of 1949, of the Michigan Vehicle Code, the Calhoun
County Road Department is suspending Seasonal Weight Restrictions effective 6am, Monday, March 13, 2017.

There will be no special permits issued while the seasonal weight restrictions are in effect.

Forms

  • To download the seasonal milk transportation permit application, click here.
  • To download the seasonal public utility transportation permit application, click here.
  • To download the seasonal agricultural transportation permit application, click here.
  • To download the route notification request for the seasonal public utility permit, click here.
  • To download the route notification request for the seasonal agricultural permit, click here.

Resources

  • For a list of all season roads in Calhoun County, click here.
  • For a map of all season roads in Calhoun County, click here.

In accordance with Public Act 300 of 1949, the following are exempt from weight restrictions; however, speed MUST be reduced to a maximum of 35mph.

  • Milk haulers
  • Agricultural commodities
  • Public utility vehicles

Seasonal weight restrictions help to preserve and protect against the wear and tear on Calhoun County roads caused by the winter thaw and heavy vehicles. The Calhoun County Sheriff’s Department and the Michigan State Police may enforce the seasonal weight restrictions and speed reductions while in effect. During this restricted period, state law requires the following:

  • Reduction in the maximum axle loads by 35% on all types of roads.
  • Tire loads cannot exceed 450 pounds per inch of tire width.
  • Reduction in the travel speed limit for trucks to a maximum of 35 miles per hour.

The following requirements are for the Calhoun County Road Department’s restricted roadways:

35% REDUCTION
9′ or over between axles
Normal load – 18,000 lbs/axle
Restricted loads – 11,700 lbs/axle

Over 3 1/2′ but under 9′ between axles
Normal load – 13,000 lbs/axle
Restricted loads – 8,450 lbs/axle

Under 3 1/2′ combined weight between axles
Normal load – 18,000 lbs/axle
Restricted loads – 11,700 lbs/axle

Maximum load on any wheel
(lbs/inch of tire width)
Normal load – 700 lbs per inch of tire width
Restricted loads – 450 lbs per inch of tire width

For more information regarding the weight restrictions on Calhoun County roads, contact us.

For information on state roads during the seasonal weight restrictions, please contact the Michigan Department of Transportation (MDOT) at (269) 789-0592.

For information on seasonal weight restrictions in other counties in the state, click here.