Species Dimension lumber
Fc (psi) = Emin (psi) =
Emin (psi) Fc (psi) Column size Capacity (lb)
Grade
Duration of load factor, Cd
Outdoors (wet service conditions)?
Beams and stringers
Fc (psi) = Emin (psi) =
Column size Capacity (lb)
Unbraced height, KL (ft), x-axis
Posts and timbers
Unbraced height, KL (ft), y-axis Fc (psi) = Emin (psi) =
Column size Capacity (lb)