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The Harmonoise and Cnossos-EU have 5 types of vehicles. French models have 2 types. In order to make the traffic definition independent of the calculation model, equivalences have been defined for the other categories.
Categories  | 
Description  | 
Equivalence NMPB  | 
LV  | 
Light vehicles < 3.5 tons  | 
1 LV = 1 LV  | 
MGV  | 
Medium heavy vehicles > 3.5 tons with two axles and twin tyre mounting on rear axle, including city bus  | 
1 MGV = 0.5 HT  | 
HGV  | 
Heavy trucks, 3 or more axles, including long distance bus  | 
1 HGV = 1 HT  | 
MOP  | 
Motorcycles < 50 cc  | 
1 MOP = 1.5 LV  | 
PTW  | 
Powered two-wheelers > 50 cc  | 
1 PTW = 1 LV  | 
BUS  | 
Equivalent MGV  | 
1 BUS = 0.5 HT  |