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The motor carrier safety rating is an evaluation given to an interstate commercial motor carrier (a company which employs truck or bus drivers) by the Federal Motor Carrier Safety Administration (FMCSA). A safety rating is determined by a compliance review, an on-site examination of motor carrier operations, such as drivers' hours of service ...
Federal Motor Carrier Safety Administration. The Federal Motor Carrier Safety Administration ( FMCSA) is an agency in the United States Department of Transportation that regulates the trucking industry in the United States. The primary mission of the FMCSA is to reduce crashes, injuries, and fatalities involving large trucks and buses.
The National Highway Traffic Safety Administration ( NHTSA / ˈnɪtsə / NITS-ə) [ 8] is an agency of the U.S. federal government, part of the Department of Transportation, focused on transportation safety in the United States . NHTSA is charged with writing and enforcing Federal Motor Vehicle Safety Standards as well as regulations for motor ...
The Federal Motor Vehicle Safety Standards ( FMVSS) are U.S. federal vehicle regulations specifying design, construction, performance, and durability requirements for motor vehicles and regulated automobile safety -related components, systems, and design features. They are the U.S. counterpart to the UN Regulations developed by the World Forum ...
The DOT code [ 1] is an alphanumeric character sequence molded into the sidewall of the tire and allows the identification of the tire and its age. The code is mandated by the U.S. Department of Transportation [ 2] but is used worldwide. [ 3] The DOT code is also useful in identifying tires subject to product recall [ 4] or at end of life due ...
The Insurance Institute for Highway Safety and Highway Loss Data Institute (IIHS-HLDI) is an American nonprofit organization.It was established in 1959, and it is noted for its safety reviews of vehicles in various simulated traffic situations, including the effectiveness of a vehicle's structural integrity and safety systems during a collision, in addition to examining improvement on such ...
Safety integrity level. In functional safety, safety integrity level ( SIL) is defined as the relative level of risk-reduction provided by a safety instrumented function (SIF), i.e. the measurement of the performance required of the SIF. [ 1]
A crash test dummy, or simply dummy, is a full-scale anthropomorphic test device (ATD) that simulates the dimensions, weight proportions and articulation of the human body during a traffic collision. Dummies are used by researchers, automobile and aircraft manufacturers to predict the injuries a person might sustain in a crash. [ 1 ]