Minnesota Statutes Transportation (Ch. 160-174A) § 169.829. Weight limits not applicable to certain vehicles

Subdivision 1. City vehicle except on trunk highway. (a) The provisions ofsections 169.823to169.828do not apply to vehicles operated exclusively in any city in this state which has in effect an ordinance regulating the gross weight of vehicles operated within that city.

(b) This subdivision does not apply to trunk highways.

(1) a public utility, as defined insection 216B.02;

(2) a municipality or municipal utility that operates that vehicle for its municipal electric, gas, or water system; and

(3) a cooperative electric association organized under chapter 308A.

Subd. 4. Certain emergency vehicles. (a) The provisions ofsections 169.80to169.88governing size, weight, and load do not apply to a fire apparatus, a law enforcement special response vehicle, or a licensed land emergency ambulance service vehicle.

(b) Emergency vehicles designed to transport personnel and equipment to support the suppression of fires and to mitigate other hazardous situations are subject to the following weight limitations when operated on an interstate highway: (1) 24,000 pounds on a single steering axle; (2) 33,500 pounds on a single drive axle; (3) 52,000 pounds on a tandem rear drive steer axle; and (4) 62,000 pounds on a tandem axle. The gross weight of an emergency vehicle operating on an interstate highway must not exceed 86,000 pounds.

Subd. 5. Sewage septic tank trucks. (a) For the purposes of this subdivision, “emergency pumping services” means a sewage septic tank truck's response to:

(b) When a sewage septic tank truck used exclusively to transport sewage from septic or holding tanks is performing emergency pumping services,sections 169.823and169.826to169.828do not apply, and the weight limitations undersection 169.824are increased by ten percent when transporting sewage from a single point of service to the point of unloading.

(c) Notwithstandingsection 169.824, subdivision 1, paragraph (d); 169.826, subdivision 3; or any other law to the contrary, a permit is not required to operate a vehicle under this subdivision.

(d) The seasonal weight increases undersection 169.826, subdivision 1, do not apply to a vehicle operated under this subdivision.

(e) A vehicle operated under this subdivision is subject to bridge load limits posted undersection 169.84.

(f) A vehicle operated under this subdivision must not be operated with a load that exceeds the tire manufacturer's recommended load, the manufacturer's gross vehicle weight rating as affixed to the vehicle, or other certification of gross vehicle weight rating underCode of Federal Regulations, title 49, sections 567.4to567.7.

(g) The exceptions under this subdivision do not apply to a sewage septic tank truck's operation on an interstate highway.