Format Conversion Factor K_F (LRFD Only)

 

converting reference design values from ASD to LRFD nominal design values

converting from normal duration (10 years) to short duration (10 minute) loading

 

NDS Appendix N table N1

Property	KF
Bending Fb	2.16/Φb
Tension Ft	2.16/Φt
Shear Fv	2.16/Φv
Compression parallel to grain Fc	2.16/Φc
Compression perpendicular to grain Fc⊥	1.875/Φc
Stability Emin	1.5/Φs