NDS: Commentary National Design Specification for Wood Construction |
Common terms and phrases
adjustment factors allowable design value angle to grain applicable ASTM axial beam bending design values bending members bolt design values bolted connections buckling coefficient column compression design values concentrated load depth design load design values parallel Douglas fir dowel bearing strength earlier editions edge end distance fastener fire retardant Forest Products Laboratory Forest Service glued laminated timber grain loading group action inch joints lag screw lateral design values length main member maximum metal connector plates modulus of elasticity moisture content notch parallel to grain penetration percent perpendicular to grain previous editions proportional limit reduced rivet sawn lumber shank diameter shear design values shear plate connectors shear stress side plates single shear southern pine spacing specific gravity split ring standard steel side structural Tables 4A tabulated design values tests tion truss two-beam shear U.S. Department withdrawal design values wood members wood screws yield mode equations