Mich. Comp. Laws § 257.719b: Certain mobile homes transported in lower peninsula; additional requirements.

Sec. 719b.

All mobile homes transported on the highways of the Lower Peninsula of this state that are more than 14-1/3 feet wide, plus normal appurtenances that extend no more than 6 inches, and an eave that extends no more than 2 feet from the width of the mobile home, are subject to the following requirements in addition to the requirements of section 719a:

Two escort vehicles shall escort the towing vehicle and mobile home on all 2-lane roads and on those roads where the state police consider 2 escort vehicles necessary for highway safety.

Each towing vehicle shall be equipped with a radio or other device that allows for continuous communication between the towing vehicle and each escort vehicle.

The person transporting the mobile home shall have in effect a liability insurance policy covering personal injury and property damage and having policy limits of not less than $1,000,000.00.

The towing vehicle and mobile home shall not exceed a speed of 45 miles per hour or 10 miles per hour below the posted speed limit, whichever is lower.