Relating to certain state highways not designated as part of the interstate road system, including the operation of implements of husbandry on such highways, and including applicability provisions

Under current law, any kind of vehicle, implement, or conveyance incapable of attaining and maintaining a speed of 40 miles per hour (MPH) is prohibited from using the interstate road system. This bill provides a conditional exception to that prohibition. highway 69, prior to the date the segment becomes part of the interstate road system, then the implement of husbandry may continue to be operated on that segment until an alternative route for implements of husbandry is made available. highway 69. Under current law, an “implement of husbandry” means a vehicle or special mobile equipment manufactured, designed, or reconstructed for agricultural purposes and, except for incidental uses, is exclusively used in the conduct of agricultural operations. To be considered an implement of husbandry, a self-propelled qualifying vehicle must be operated at speeds of 35 MPH or less. government provides an exemption from federal regulations regarding vehicle weight and size on that segment, as described in the bill. The bill requires the DOT to collaborate with the Des Moines area metropolitan planning organization as the organization conducts an alternative highway study to develop and implement an accessible alternative highway route suitable for implements of husbandry. The bill applies to the segment on the effective date of the bill, and will continue to apply to the segment regardless of whether the highway’s designation is subsequently changed.