When a fraction is exactly six inches, the next larger whole foot shall be used.ģ5551.5. (e) The distance between axles shall be measured to the nearest whole foot. (c) The total gross weight by any group of two or more consecutive axles where the distance between the first and last axles is 18 feet or less shall not exceed:ģ5551.5. Trucks transporting bulk grains or bulk livestock feed.ģ5551.5. Tank trucks which have a cargo capacity of at least 1,500 gallons. Trucks equipped with a fifth wheel when towing a semitrailer. Trucks transporting garbage, rubbish, or refuse. Trucks or truck tractors with a front axle at least four feet to the rear of the foremost part of the truck or truck tractor, not including the front bumper. Vehicles operated by any public utility furnishing electricity, gas, water, or telephone service. Motor vehicles that are not commercial vehicles. Transit mix concrete or cement trucks, and trucks that mix concrete or cement at, or adjacent to, a jobsite. The following vehicles are exempt from the front axle weight limits specified in this subdivision: The gross weight limit on any one wheel, or wheels, supporting one end of an axle shall not apply to vehicles with livestock loads. (b) The gross weight imposed upon the highway by the wheels on any one axle of a vehicle shall not exceed 18,000 pounds and the gross weight upon any one wheel, or wheels, on one end of an axle and resting upon the roadway, shall not exceed 9,500 pounds, except that the gross weight imposed upon the highway by the wheels on any front steering axle of a motor vehicle shall not exceed 12,500 pounds. Vehicles shall comply with either Section 35551 or with subdivisions (b), (c), and (d) of this section.ģ5551.5. (a) This section shall apply only to combinations of vehicles which contain a trailer or semitrailer. Alternate Axle Group Weight Chartģ5551.5. The gross weight of each set of tandem axles shall not exceed 34,000 pounds and the gross weight of the two consecutive sets of tandem axles shall not exceed 68,000 pounds. (b) Two consecutive sets of tandem axles may carry 34,000 pounds each if the distance between the first and last axles of the consecutive sets of tandem axles is 36 feet or more. (e) These gross weight limits shall include all enforcement tolerances. When a fraction is exactly six inches, the next larger whole foot shall be used.ģ5551. (c) The distance between axles shall be measured to the nearest whole foot.

*For allowable weights on two consecutive sets of tandems 36 feet or more apart, see 35551 (b) under Exceptions - Two Tandem Axles. (a) The total gross weight in pounds imposed on the highway by any group of two or more consecutive axles shall not exceed that given for the respective distance in the following table:Ĭlick here for a picture of axle groupings (PDF) The steering axle, however, must go by the load limit by the tire manufacturer. (2) A load of 620 pounds per lateral inch of tire width, as determined by the manufacturer's rated tire width on the tire sidewall. (1) The load limit established by the tire manufacturer, on the tire sidewall. (c) The maximum wheel load is the lesser of the following: (b) The gross weight limit for any one wheel, or wheels, shall not apply to vehicles with loads of livestock. (a) The gross weight on any one axle shall not exceed 20,000 pounds, and the gross weight upon any one wheel, or wheels, supporting one end of an axle, shall not exceed 10,500 pounds. Axle Group: less than 8'-6' (8-feet-6-inches) between outer axlesĪxle Group: 8'-6' (8-feet-6-inches) or more between outer axlesģ5550.

Overloaded truck rim