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Scheme F2

Scheme F2 is an implementation of the FHWA's visual classification scheme as an axle-based classification scheme. This is one of several interpretations.

  • Units: Non-metric (ft)

  • Car class: 2

  • Unclassifiable vehicle class: 14

ClassTypeAxlesSP1SP2SP3SP4SP5SP6SP7SP8Aggregate
1F1 21.0-6.0       1 (Light)
2F226.0-10.2       
36.0-10.26.0-18.0      
46.0-10.26.0-18.00.0-6.0     
3F3210.2-13.0       
310.2-13.06.0-18.0      
410.2-13.06.0-18.00.0-6.0     
4F4220.0-40.0       2 (Medium)
320.0-40.00.0-6.0      
5F5 213.0-20.0       
6F636.0-23.00.0-6.0      
7F746.0-23.00.0-9.00.0-9.0     
56.0-17.00.0-6.00.0-6.00.0-6.0    
66.0-17.00.0-6.00.0-6.00.0-6.00.0-6.0   
8F836.0-17.014.0-40.0      3 (Heavy)
46.0-20.00.0-6.06.0-40.0     
46.1-17.014.0-40.00.0-6.1     
9F956.0-22.00.0-6.06.0-40.00.0-12.5    
56.0-22.00.0-6.06.0-23.01.1-23.0    
10F1066.0-22.00.0-6.00.0-40.00.0-11.00.0-11.0   
76.0-22.00.0-6.00.0-40.00.0-13.00.0-13.00.0-13.0  
11F1156.0-17.011.0-25.06.0-18.011.0-25.0    
12F1266.0-22.00.0-6.01.0-25.06.0-18.011.0-25.0   
13F137-90.0-40.00.0-40.00.0-40.00.0-40.00.0-40.00.0-40.00.0-40.00.0-40.0