Truck Accident Terms and Definitions

GVW (Gross Vehicle Weight) Total weight of a vehicle and everything aboard, including its load. Kingpin Pin around which a steer axle's wheels pivot. Bobtail Tractor Tractor operating without a trailer. Also refers to straight truck. Bogie (also spelled bogey) Assembly of two or more axles, usually a pair in tandem. Brake Horsepower (bhp) Engine horsepower rating as determined by brake dynamometer testing. (see Horsepower) Container (Shipping Container) Standard-sized rectangular box used to transport freight by ship, rail and highway. International shipping containers are 20 or 40 feet long, conform to International Standards Organization (ISO) standards and are designed to fit in ships' holds. PTO (Power Takeoff) Device used to transmit engine power to auxiliary equipment. Landing Gear legs which support the front of a semitrailer when it is not coupled to a tractor. Cargo Weight Combined weight of all loads, gear and supplies on a vehicle. TOFC (Trailer On Flatcar) Method of moving cargo which involves transporting semitrailers on railroad flat cars. Hazmat Hazardous materials, as classified by the U.S. Environmental Protection Agency (EPA). Transport of hazardous materials is strictly regulated by the U.S. Department of Transportation. AVL (Automated Vehicle Location) Class of technologies designed to locate vehicles for fleet management purposes and for stolen vehicle recovery

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	Did You Know?
	There Are Exceptions To The Hours-Of-Service Rules. Vehicles used in ground water well-drilling operations, utility service, and transporting construction materials and equipment retain the current 24-hour restart provision. However, these drivers are required to comply with the new 10-hour off-duty and 11-hour driving limitations, as well as the prohibition on driving after the 14th hour after coming on duty.