Trucking Weight Limitations
In the U.S., different states have varying weight limitations for shipments making it challenging to determine the best state to transport your cargo in. To make things easier, we provide a reliable source that allows you to quickly determine which states are best suited for your shipment needs. With this information, you can ensure that your cargo is transported safely and efficiently. While regulations can change and this is meant to serve as basic information for each state, it is recommended to check each state for specific circumstances. Source: https://ops.fhwa.dot.gov/freight/policy/rpt_congress/truck_sw_laws/app_a.htm
Alabama
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 42,000 lbs. Gross Weight: 80,000 lbs.
Arkansas
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 50,000 lbs. Gross Weight: 80,000 lbs.
Connecticut
Single Axle: 22,400 lbs. per axle (if axles are spaced 6 feet apart or more), 18,000 lbs. (if less than 6 feet apart) Tandem Axle: Per FBF Tridem Axle: 73,000 lbs. or 80,000 lbs. and application of FBF Gross Weight: 80,000 lbs.
Florida
Single Axle: 20,000 lbs. Tandem Axle: 40,000 lbs. Tridem Axle: Per FBF Gross Weight: 80,000 lbs.
Idaho
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Iowa
Single Axle: 20,000 lbs. Tandem Axle: 35,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs. on non-primary and non-primary highways, 90,000 lbs. on non-Interstate highways for six-axle vehicles, 96,000 lbs. on non-Interstate highways for seven-axle vehicles
Louisiana
Single Axle: 20,000 lbs., 18,000 lbs. on high pressure or solid rubber tires Tandem Axle: 34,000 lbs., 32,000 lbs. on high pressure or solid rubber tires Tridem Axle: 42,000 lbs. Gross Weight: 80,000 lbs., 83,400 lbs. for vehicle combinations with tridum or quadrum axles on Interstate highways, 88,000 lbs. for vehicle combinations with tridum or quadrum axles on non-Interstate highways
Massachusetts
Single Axle: 18,000 lbs. on non-Interstate highways if axles are spaced less than 6 ft. apart, 22,400 lbs. on all highways if axles are spaced 6 ft. or more apart Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Mississippi
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Nebraska
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs. on Interstate highways, 95,000 lbs. on non-Interstate highways
New Jersey
Single Axle: 20,000 lbs. on Interstate highways, 22,400 lbs. on non-Interstate highways Tandem Axle: 34,000 lbs. Tridem Axle: n/a Gross Weight: 80,000 lbs.
North Carolina
Single Axle: 20,000 lbs. Tandem Axle: 38,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Oklahoma
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Rhode Island
Single Axle: 22,400 lbs. Tandem Axle: 36,000 lbs. Tridem Axle: n/a Gross Weight: 80,000 lbs.
Tennessee
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 54,000 lbs. Gross Weight: 80,000 lbs.
Vermont
Single Axle: 20,000 lbs. on Interstate Highway System, 22,400 lbs. with a 10 percent tolerance non-Interstate highways Tandem Axle: 34,000 lbs. on the Interstate Highway System, 36,000 lbs. with a 10 percent tolerance on non-Interstate highways Tridem Axle: n/a Gross Weight: 80,000 lbs.
West Virginia
Single Axle: 20,000 lbs. Interstate and STRAHNET Tandem Axle: 38,000 lbs. Interstate and STRAHNET Tridem Axle: Per FBF Interstate and STRAHNET Gross Weight: 80,000 lbs. maximum on Interstate and STRAHNET and all other routes
Alaska
Single Axle: 20,000 lbs. Tandem Axle: 38,000 lbs. Tridem Axle: 42,000 lbs. Gross Weight: No defined upper limit. Gross vehicle weight is limited by the FBF or the summation of axle or axle group limits – whichever is less. Weight limits on axles or axle groups may not exceed the following, and the distance between axles may not be less than the following: Single Axle: weight (lbs.) - 20,000; distance: 8'1" Minimum spacing 2-Axle Group: weight (lbs.) - 38,000; distance: 3'6" Minimum spacing 3-Axle Group: weight (lbs.) - 42,000; distance: 3'6" Minimum spacing 4-Axle Group: weight (lbs.) - 50,000; distance: 3'6" Minimum spacing
California
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Not defined Gross Weight: 80,000 lbs.
Delaware
Single Axle: 20,000 lbs. on Interstates and U.S. numbered routes, 22,400 lbs. on all other highways Tandem Axle: 34,000 lbs. on Interstates and U.S. numbered routes, 36,000 lbs. on all other highways Tridem Axle: 60,000 lbs. Gross Weight: 2 axle GVW- 40,000 lbs., 3 axle GVW- 54,000 lbs. on Interstates and U.S. numbered routes 65,000 lbs. on all other highways, 4 axle GVW- 74,000 lbs. on Interstates and U.S. numbered routes, 73,280 lbs. on all other highways, 5-axle GVW- 80,000 lbs.
Georgia
Single Axle: 20,340 lbs. with low pressure tires, 18,080 lbs. with high pressure, solid rubber, or cushion tires Tandem Axle: 34,000 lbs., 40,680 lbs. on non-Interstate highways (if vehicle is less than 55 feet long and GVW is less than 73,280 lbs.) Tridem Axle: Per FBF Gross Weight: 80,000 lbs.
Illinois
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 42,500 lbs. Gross Weight: 80,000 lbs.
Kansas
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 43,500 lbs. at 10ft spacing, 42,000 lbs. at more than 8 feet spacing but less than 9 feet, 42,500 lbs. at more than 9 feet spacing but less than 10 feet Gross Weight: 80,000 lbs. on Interstate highways, 85,500 lbs. on non-Interstate highways
Maine
Single Axle: 20,000 lbs. on Interstates when GVW exceeds 73,280 lbs., 22,400 lbs. on Interstates when GVW is less than 73,280 lbs., 22,400 lbs. for a six-axle combination on interstate highways, 22,400 lbs. on non-Interstate highways Tandem Axle: 34,000 lbs. on Interstate highways, 38,000 lbs. on non-Interstate highways, 41,000 lbs. for six-axle combination on interstate and non-Interstate highways Tridem Axle: 45,000 lbs. on Interstate highways, 48,000 lbs. on non-Interstate highways, 50,000 lbs. for a six-axle combination on interstate and non-Interstate highways Gross Weight: 80,000 lbs. on Interstate highways, 94,000 lbs. for a four-axle SU truck in combination with a two-axle trailer on non-Interstate highways, 100,000 lbs. for a qualifying combination of a three-axle truck tractor and tri-axle semitrailer
Michigan
Single Axle: 20,000 lbs. on Interstate highways or other designated highways for vehicles with a GVW of 80,000 lbs. or less, 18,000 lbs. on all other highways (spaced 9 ft. or more apart), 9,000 lbs. on all other highways (spaced less than 3 ft. 6 inches) Tandem Axle: 34,000 lbs. on Interstate highways or other designated highways for vehicles with a GVW of 80,000 lbs. or less, each axle of a tandem assembly is limited to 13,000 lbs. on all other highways, except in the following cases: One axle may carry up to 16,000 lbs. if there is no other axle within 9 ft. of any axle of the assembly and no other axle in the vehicle combination exceeds 13,000 lbs. Two consecutive tandem axles may carry up to 16,000 lbs. each if there is no other axle within 9 ft. of any axle of the assembly and the vehicle is a truck tractor-semitrailer combination having not more than five axles. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs. or less: application of bridge formula, more than 80,000 lbs., provided axle limits are maintained (up to 164,000 lbs. on 11 axles and appropriate spacing).
Missouri
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Nevada
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs. on Interstate highways
New Mexico
Single Axle: 21,600 lbs. Tandem Axle: 34,200 lbs. Tridem Axle: Per state weight table Gross Weight: 86,400 lbs.
North Dakota
Single Axle: 20,000 lbs. Tandem Axle: 17,000 lbs. per axle within a tandem on Interstate highways, 19,000 lbs. per axle within a tandem on non-Interstate highways, 34,000 lbs. total on all highways Tridem Axle: Determined by FBF on Interstate highways, 48,000 lbs. on non-Interstate highways Gross Weight: 80,000 lbs. on Interstate highways, 105,500 lbs. on non-Interstate highways
Oregon
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
South Carolina
Single Axle: 10,000 lbs. per wheel, 20,000 lbs. on Interstate highways including enforcement tolerance Tandem Axle: 35,200 lbs. on all highways if GVW is 75,185 lbs. or less, 36,000 lbs. on non-Interstate highways Tridem Axle: Per state weight table Gross Weight: 73,280 lbs. on non-Interstate highways, 80,000 lbs. on Interstate highways
Texas
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: n/a Gross Weight: 80,000 lbs.
Virginia
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: n/a Gross Weight: 80,000 lbs.
Wisconsin
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Not defined Gross Weight: 80,000 lbs.
Arizona
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs. (5-axle or more)
Colorado
Single Axle: 20,000 lbs. Tandem Axle: 36,000 lbs. on Interstates, 40,000 lbs. on non-Interstate highways Tridem Axle: Per FBF Gross Weight: 80,000 lbs. on Interstates, 40,000 lbs. on non-Interstate highways
District of Columbia
Single Axle: 21,000 lbs., 20,000 lbs. when GVW is 73,000 lbs. or greater Tandem Axle: 37,000 lbs., 34,000 lbs. when GVW is 73,000 lbs. or greater Tridem Axle: Per districts weight table Gross Weight: 79,000 lbs.
Hawaii
Single Axle: 22,500 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 42,500 lbs. Gross Weight: 80,000 lbs. on Interstate highways, 88,000 lbs. on all other highways
Indiana
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 50,000 lbs. with lift axle, 48,000 lbs. otherwise Gross Weight: 80,000 lbs. *All numbers listed for state and Interstate highways
Kentucky
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 48,000 lbs. Gross Weight: 80,000 lbs., varies on highway classes
Maryland
Single Axle: 20,000 lbs., (if more than 73,000 lbs. GVW), 22,400 lbs. (if 73,000 lbs. GVW or less) Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
Minnesota
Single Axle: 10,000 lbs. per single tire, 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 42,500 lbs. Gross Weight: 80,000 lbs.
Montana
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per state weight table Gross Weight: 131,060 lbs. provided that any vehicle carrying a divisible load over 80,000 lbs. must comply with the FBF 137,800 lbs. for vehicles operating the Montana/Alberta Memorandum of Understanding
New Hampshire
Single Axle: 20,000 lbs. on Interstate highways when GVW is greater than 73,280 lbs., 22,400 lbs. on Interstate and non-Interstate highways when GVW is 73,280 lbs. or less (for three-axle single-unit vehicles and all other vehicles with axles 10 ft. or more apart) Tandem Axle: 34,000 lbs. on Interstate highways when GVW is greater than 73,280 lbs., 36,000 lbs. on Interstate and non-Interstate highways when GVW is 73,280 lbs. or less Tridem Axle: Per state weight table Gross Weight: 80,000 lbs., 99,000 lbs. on non-Interstate highways
New York
Single Axle: 20,000 lbs. on Interstate highways, 22,400 lbs. on non-Interstate highways Tandem Axle: 34,000 lbs. on Interstate highways, 36,000 lbs. on non-Interstate highways Tridem Axle: Per FBF Gross Weight: 80,000 lbs.
Ohio
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. on Interstate highways, 34,000 lbs. plus 1000 lbs. per foot greater than 4 feet; at 8 feet the effective weight limit would be 38,000 lbs. Tridem Axle: FBF on Interstate highways 48,000 lbs. on non-Interstate highways Gross Weight: 80,000 lbs.
Pennsylvania
Single Axle: 20,000 lbs. for steering axles, 20,000 lbs. for vehicles with GVW over 73,280 lbs., 22,400 lbs. for vehicles with GVW under 73,280 lbs., 22,400 lbs. if axles are spaced more than 6 feet apart and carrying a gross weight of 73,280 lbs. or less, 18,000 lbs. if less than 6 feet and carrying a gross weight of 73,280 lbs. or less, 20,000 lbs. if registered and carrying more than 73,280 lbs. Tandem Axle: 34,000 lbs., 34,000 lbs. if registered and carrying more than 73,280 lbs. with 4-foot spacing, 21,400 lbs. if registered in Classes 17 and 20 (non-Interstate) Tridem Axle: Per state weight table Gross Weight: 80,000 lbs.
South Dakota
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: Per FBF Gross Weight: 80,000 lbs. on Interstate highways (except grandfathered routes), subject to State bridge formula on non-Interstate highways
Utah
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: n/a Gross Weight: 80,000 lbs.
Washington
Single Axle: 20,000 lbs. Tandem Axle: Per state weight table Tridem Axle: n/a Gross Weight: 105,500 lbs. on non-Interstate highways.
Wyoming
Single Axle: 20,000 lbs. Tandem Axle: 34,000 lbs. Tridem Axle: 42,000 lbs. Gross Weight: 80,000 lbs. on primary and secondary highways using Gross Weight Table 2, 117,000 lbs. on primary, secondary, and Interstate highways using Gross Weight Table 1