Heavy-duty Vehicle and Engine Greenhouse Gas Emission Regulations — 1
s or gases — that has an enclosed cargo space that is permanently attached to the trailer chassis, has fixed sides and a fixed nose and roof. ( remorque fourgon ) brake horsepower or BHP means a unit of brake power that is equal to 745.7 watts, expressed in horsepower. ( BHP ) bus means a vocational vehicle that is designed to carry more than 15 passengers. ( autobus ) cab-complete vehicle means a heavy-duty incomplete vehicle with either a completed occupant compartment that requires only the addition of a cargo-carrying surface, work-performing equipment or load-bearing component to perform its intended functions or with the back of the cab cut out for the intended installation of a structure that permits access from the driver’s area to the back of the vehicle. ( véhicule à cabine complète ) calibration means the set of specifications and tolerances specific to a particular design, version or application of a component or assembly that describes its operation over its working range. ( calibrages ) CFR means the Code of Federal Regulations of the United States, as amended from time to time. ( CFR ) CH 4 means methane. ( CH 4 ) Class 2B means a class of heavy-duty vehicle that has a GVWR of more than 3 856 kg (8,500 pounds) but not more than 4 536 kg (10,000 pounds). ( classe 2B ) Class 3 means a class of heavy-duty vehicle that has a GVWR of more than 4 536 kg (10,000 pounds) but not more than 6 350 kg (14,000 pounds). ( classe 3 ) Class 4 means a class of heavy-duty vehicle that has a GVWR of more than 6 350 kg (14,000 pounds) but not more than 7 257 kg (16,000 pounds). ( classe 4 ) Class 5 means a class of heavy-duty vehicle that has a GVWR of more than 7 257 kg (16,000 pounds) but not more than 8 845 kg (19,500 pounds). ( classe 5 ) Class 6 means a class of heavy-duty vehicle that has a GVWR of more than 8 845 kg (19,500 pounds) but not more than 11 793 kg (26,000 pounds). ( classe 6 ) Class 7 means a class of heavy-duty vehicle that has a GVWR of more than 11 793 kg (26,000 pounds) but not more than 14 969 kg (33,000 pounds). ( classe 7 ) Class 8 means a class of heavy-duty vehicle that has a GVWR of more than 14 969 kg (33,000 pounds). ( classe 8 ) coach bus means a bus that is designed for intercity passenger transport and that is not equipped with features to accommodate standing passengers. ( autocar ) compression-ignition engine means an engine that operates as a reciprocating internal combustion engine, but does not include an engine that operates under characteristics significantly similar to the theoretical Otto combustion cycle or an engine that uses a spark plug or other sparking device. ( moteur à allumage par compression ) concrete mixer means a vocational vehicle that is designed to mix and transport concrete in a revolving drum that is permanently mounted. ( bétonnière ) CO 2 means carbon dioxide. ( CO 2 ) CO 2 family certification level , in respect of a company’s heavy-duty engines, means the maximum CO 2 emission level determined by the company for a fleet, which is greater than or equal to the maximum CO 2 deteriorated emission level value calculated in accordance with subsection 32(1) for the engines that are included in the fleet. ( niveau de certification de la famille applicable au CO 2 ) curb weight means the actual or manufacturer’s estimated weight of a heavy-duty vehicle in operational status with all standard equipment and includes the weight of fuel at nominal tank capacity and the weight of optional equipment. ( masse en état de marche ) day cab means a tractor cab that is not a sleeper cab. ( cabine de jour ) deteriorated emission level means the emission level that results from applying the applicable deterioration factor to the emission test results for a vehicle or engine. ( niveau d’émissions détérioré ) deterioration factor means the factor used to account for the variation, if any, between the maximum emission level during the useful life of a vehicle or engine and the undeteriorated e