Reference Design Values
Fb bending stress Ft tension stress parallel to grain -- tension stress perpendicular to grain Fv shear stress Fc compression stress parallel to grain Fc⊥ compression stress perpendicular to grain E, Emin modulus of elasticity (or MOE)
Adjustments
CD load duration factor CM wet service factor CF size factor Cfu flat use factor Ci incising factor Ct temperature factor Cr repetitive member factor in NDS and NDS supplement
don't mix editions (2005 NDS + 2012 NDS supplement)