Proposed New Methods for Determination of the Stiffness of Timber Beams and the Strength of Wood Columns |
Common terms and phrases
according to equation allowable stress apparent moduli axis beam tests compression test compression-parallel-grain tests computed concentrated and uniformly Deflection in Timber DESIGN PROCEDURE design values Douglas fir due to shear effect of shear Euler's equation Figure flexural members flexure tests Forest Products Laboratory FPL Reports grain direction infinite number Influence of span-depth intermediate and long intermediate columns isotropic material loaded at mid-point long columns mid-point loading modulus of elasticity modulus of rigidity normal stress observed data orthotropic materials percent PL³ Purdue University pure bending component reduction factor select-structural Shear deflection accounts shear deflection component shear force shear stress simple beams simply supported beams SLENDERNESS RATIO span SPAN-DEPTH RATIO Specification for Stress-Grade Strength of Materials Stress-Grade Lumber structural design test with mid-point tests were conducted Theory of Elasticity Timber Beams TIMBER COLUMNS total deflection true modulus two-point loading uniformly distributed loads values for modulus values of GLX western hemlock Wood Columns