Annual permits can authorize overweight vehicles up to 150,000 pounds Gross Vehicle Weight (GVW) with up to 22,000 pounds. The Director of the District Department of Transportation (DDOT) is authorized to issue permits for the operation of vehicles that exceed the district's size and weight limits. These permits must describe the vehicle, cargo, and routes. Permits can be for a single trip or for continuous operation and can include seasonal or other restrictions. The district generally limits the maximum weight of a single axle as allowed to 21,000 pounds.
However, tolerance is provided for gross or axle loads operating with special or annual permits. Indiana has a fundamental provision under federal law (23 CFR Part 658, Appendix C) that allows vehicles to operate up to 22,400 pounds on a single axle and 36,000 pounds on a tandem axle and 127,400 pounds GVW in parts of the interstate system (Indiana toll roads). Kansas has a fundamental provision under federal law (23 CFR Part 658, Appendix C) that allows vehicles to operate up to 22,000 pounds on a single axle and 120,000 pounds GVW in parts of the interstate system (specifically, the Kansas Turnpike Highway Authority).Massachusetts has a fundamental provision under federal law (23 CFR Part 658, Appendix C) that allows vehicles to operate up to 22,400 pounds GVW in parts of the interstate system (the Massachusetts turnpike). New Hampshire has a regulatory provision under federal law (23 US Code § 127) that allows vehicles to operate up to 22,000 pounds on a single axle and 99,000 pounds GVW in parts of the interstate system.
New Mexico has a fundamental provision under federal law (23 CFR Part 658, Appendix C) that allows vehicles to operate up to 21,600 pounds on a single axle and 34,200 lbs on a tandem axle and 86,400 pounds GVW. Ohio has a fundamental provision under federal law (23 CFR Part 658, Appendix C) that allows vehicles to operate up to 21,000 pounds on a single axle and either 115,000 pounds GVW in parts of the interstate system (Ohio Turnpike). Rhode Island has a fundamental provision under federal law (Exempt Weight Provisions (19.5)) that allows vehicles to operate up to 22,400 pounds on a single axle and 36,000 pounds on a tandem axis on all highways, including the Interstate system. In addition, several states have provisions that allow trucks to exceed some elements of the federal limits when operating in their National Health Service. For example, Iowa state legislation allows trucks to exceed some elements of the federal limits; Connecticut state law allows trucks to exceed some elements of the federal limits; Montana state law allows trucks to exceed some elements of the federal limits; Georgia state legislation allows trucks to exceed some elements of the federal limits; Illinois state code requires the DOT to maintain and provide a route system for trucks on Class I, Class II, and Class III highways; Arkansas state law allows trucks to exceed some elements of the federal limits; Washington state legislation allows trucks to exceed some elements of the federal limits; Vermont state law provisions allow trucks to exceed some elements of the federal limits. In addition, a heavy crane in combination with the towed unit or units is allowed to exceed the axle dimensions and maximum gross weight limits for combinations of cranes and towed units - except that the limit cannot exceed 150,000 pounds. The information provided here is for educational purposes only; see the official Municipal Regulations of the District of Columbia (DCMR) for the most current rules and regulations governing trucks and commercial vehicles. The secretary may also issue permits for the operation of combinations of vehicles on a route designated by them between a toll booth of the Kansas Highway Authority and a motorized cargo truck terminal located less than 10 miles from that toll booth or 20 miles from a toll booth at the northeast end of the turnpike (Kansas).
Commercial vehicles must pay with a permit or by phone for use of commercial cargo zones; annual and daily cargo zone permits are available through DDOT's Online Transportation Permit System (TOPS).The distinctive urban environment and mixed land uses inform DDOT's regulatory framework for trucks and commercial vehicles. With respect to trucks operating in DC's National Health Service several provisions of state legislation allow them to exceed some elements of the federal limits.
