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Shake is a separation along the grain and principally occurs across the annual rings.

The maximum moment exerted on the simply supported beam shown in Figure A is _____ lb-ft, if: UDL (w) = [w] lb/ft (neglect beam self-weight) Length (L) = [l] ft

The standard dressed size of sawn lumber with nominal size of 8 x 10 is:

Required Formulas: Beam deflection equations for simply supported beams: Loading condition: UDL throughout the beam length: 

For the above provided wood member and loading conditions, the wet service factor (CM) for bending stress is ______.

The reference design for bending stress (Fb) for above given wood member is ________ psi.

The design principle for ASD method is: (Nominal strength of a member, Rn) / (Safety factor, Ω)

If the maximum shear force exerted at a beam member as shown in the figure is [x] lb and the cross-sectional area of the selected member is [A] in2, the actual shear stress (fv) is ______ psi.

The standard dressed size of sawn lumber with nominal size of 4 x 6 is:

For the above provided wood member and loading conditions, the flat use factor (Cfu) for bending stress is ______.