The Maximum Horizontal Span is: 18 ft. 6 in. with a minimum bearing length of 1.1 in. required at each end of the member.
Modulus of Elasticity (E)
Bending Strength (Fb)
Bearing Strength (Fcp)
Shear Strength (Fv)
While every effort has been made to insure the accuracy of the information presented, and special effort has been made to assure that the information reflects the state-of-the-art, neither the American Wood Council nor its members assume any responsibility for any particular design prepared from this Online Span Calculator. Those using this Online Span Calculator assume all liability from its use.