How long can a truck and trailer be in Michigan?

Michigan maximum load limits until a trucking permit is required: Length: Overall no longer than 75 feet on designated highways. Trailer length maximum is 50 feet on non-designated and 53 feet on designated. Width: 96 inches on non designated highways and 102 inches (8 feet 6 inches.)

Why do trailers in Michigan have so many axles?

As I understand it, there are times in the winter when they have no weight restrictions due to the freeze. Michigan allows as many axles on trailers as you want so a Michigan special is a tractor with a large motor, bigger brakes, etc. to accomadate the heavier weight of the multiple axle trailers.

What is the weight limit in Michigan?

Yes Michigan’s 164,000-pound gross weight limit is more than double the federal standard of 80,000 pounds. But what you may not know is that a truck carrying 164,000 pounds in the state of Michigan must have 11 axles, each one of those axles cannot carry more than 13,000 pounds to operate in Michigan.

What is Michigan bridge law?

Federal weight limits of vehicles and axle loading limits are governed by the Federal Bridge Law (FBL), which has four primary rules: The maximum weight allowed on a single axle is 20,000 lbs. The maximum total weight allowed on any two consecutive axles spaced eight or fewer feet apart (like tandem axles) is 34,000 …

What is the maximum axle weight for trucks in Michigan?

The maximum gross vehicle weight allowed on a “federal-weight-law truck” is 80,000 pounds, with four of its five axles carrying 17,000 pounds each and the steering axle carrying 12,000 pounds.

Can you pull 2 trailers in Michigan?

A “recreational double” is a pickup truck pulling a fifth wheel trailer designed for recreational living purposes, with a second trailer attached to the rear of the fifth wheel trailer. Triple trailers are not permitted in Michigan. …

What is the dot weight limit per axle?

In addition to Bridge Formula weight limits, Federal law states that single axles are limited to 20,000 pounds, and axles spaced more than 40 inches and not more than 96 inches apart (tandem axles) are limited to 34,000 pounds.

What is a Michigan special?

In other words, a Michigan Special comes standard with a big motor cranking out 500 or more horsepower. Of course, a big motor is great for getting that weight moving, but an extreme duty braking system is also required to safely bring that mass to stop. The added weight also necessitates heavier axles.

How are axle weights calculated?

How to Calculate Axle Weight

1. Add the total weight of the load you will be carrying to the total trailer weight.
2. Divide the total weight of the load and trailer by the total number of tandem axles. Include the load bearing axle in your count.
3. Write down the total weight of your tractor or pickup.

Are frost laws off in Michigan?

Frost restrictions are still in effect for the remainder of the state and will be imposed and enforced on all state trunkline highways north of the Mackinac Bridge. Weight Restriction information and updates may be obtained by calling 1-800-787-8960.

Can you pull 2 trailers?

you must not tow more than 1 trailer at a time. you must not have any person travelling in a trailer or caravan you’re towing. you must secure and cover your load, making sure it does not overhang.

How do you calculate weight per axle?