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Appendix C 1.4 Binder

The high proportion of heavy vehicle traffic on an uphill grade can be considered as a moderately severe traffic loading, and thus suitable PMBs are S10E, S15E, S35E, S45R S15RF (Table 4.7). The PMB selected is S15RF. The binder factor (BF) is 1.1 for this PMB (Table 6.4).