2001 ASD Supplements - unprotected PDF - American Wood Council

ASD STRUCTURAL GLUED LAMINATED TIMBER SUPPLEMENTGL-25Table 4.6(Cont.)Volume Factor for Bending about X-X Axis Southern Pine GluedLaminated TimberDepthC v when Span (ft.) isd (in.) 8 12 16 20 24 28 32 36 40 44 485-1/8 in. Width6-7/8 1.000 1.000 1.000 -- -- -- -- -- -- -- --8-1/4 1.000 1.000 1.000 1.000 -- -- -- -- -- -- --9-5/8 1.000 1.000 1.000 1.000 1.000 -- -- -- -- -- --11 1.000 1.000 1.000 1.000 0.998 -- -- -- -- -- --12-3/8 1.000 1.000 1.000 1.000 0.992 0.984 -- -- -- -- --13-3/4 1.000 1.000 1.000 0.996 0.987 0.979 0.973 -- -- -- --15-1/8 1.000 1.000 1.000 0.991 0.982 0.974 0.968 0.962 -- -- --16-1/2 1.000 1.000 0.998 0.987 0.978 0.970 0.964 0.958 0.953 -- --17-7/8 1.000 1.000 0.994 0.983 0.974 0.966 0.960 0.954 0.949 0.945 --19-1/4 1.000 1.000 0.990 0.979 0.970 0.963 0.956 0.951 0.946 0.941 0.93720-5/8 1.000 1.000 0.987 0.976 0.967 0.959 0.953 0.947 0.942 0.938 0.93422 1.000 0.998 0.983 0.973 0.964 0.956 0.950 0.944 0.939 0.935 0.93123-3/8 1.000 0.995 0.980 0.970 0.961 0.953 0.947 0.941 0.937 0.932 0.92824-3/4 1.000 0.992 0.978 0.967 0.958 0.951 0.944 0.939 0.934 0.929 0.92526-1/8 1.000 0.989 0.975 0.964 0.955 0.948 0.942 0.936 0.931 0.927 0.92327-1/2 1.000 0.987 0.973 0.962 0.953 0.946 0.939 0.934 0.929 0.925 0.92128-7/8 1.000 0.984 0.970 0.959 0.951 0.943 0.937 0.932 0.927 0.922 0.91830-1/4 1.000 0.982 0.968 0.957 0.948 0.941 0.935 0.929 0.925 0.920 0.91631-5/8 1.000 0.980 0.966 0.955 0.946 0.939 0.933 0.927 0.922 0.918 0.91433 0.998 0.978 0.964 0.953 0.944 0.937 0.931 0.925 0.921 0.916 0.91234-3/8 0.996 0.976 0.962 0.951 0.942 0.935 0.929 0.924 0.919 0.914 0.91035-3/4 0.994 0.974 0.960 0.949 0.941 0.933 0.927 0.922 0.917 0.913 0.9095-1/2 in. Width6-7/8 1.000 1.000 1.000 -- -- -- -- -- -- -- --8-1/4 1.000 1.000 1.000 1.000 -- -- -- -- -- -- --9-5/8 1.000 1.000 1.000 1.000 1.000 -- -- -- -- -- --11 1.000 1.000 1.000 1.000 0.994 -- -- -- -- -- --12-3/8 1.000 1.000 1.000 0.997 0.988 0.981 -- -- -- -- --13-3/4 1.000 1.000 1.000 0.992 0.983 0.976 0.969 -- -- -- --15-1/8 1.000 1.000 0.998 0.987 0.978 0.971 0.964 0.959 -- -- --16-1/2 1.000 1.000 0.994 0.983 0.974 0.967 0.960 0.955 0.950 -- --17-7/8 1.000 1.000 0.990 0.979 0.970 0.963 0.956 0.951 0.946 0.941 --19-1/4 1.000 1.000 0.987 0.976 0.967 0.959 0.953 0.947 0.942 0.938 0.93420-5/8 1.000 0.997 0.983 0.972 0.963 0.956 0.950 0.944 0.939 0.935 0.93122 1.000 0.994 0.980 0.969 0.960 0.953 0.947 0.941 0.936 0.932 0.92823-3/8 1.000 0.991 0.977 0.966 0.957 0.950 0.944 0.938 0.933 0.929 0.92524-3/4 1.000 0.988 0.974 0.963 0.955 0.947 0.941 0.935 0.931 0.926 0.92226-1/8 1.000 0.986 0.972 0.961 0.952 0.945 0.938 0.933 0.928 0.924 0.92027-1/2 1.000 0.983 0.969 0.958 0.950 0.942 0.936 0.931 0.926 0.921 0.91728-7/8 1.000 0.981 0.967 0.956 0.947 0.940 0.934 0.928 0.923 0.919 0.91530-1/4 0.998 0.978 0.964 0.954 0.945 0.938 0.932 0.926 0.921 0.917 0.91331-5/8 0.996 0.976 0.962 0.952 0.943 0.936 0.930 0.924 0.919 0.915 0.91133 0.994 0.974 0.960 0.950 0.941 0.934 0.928 0.922 0.917 0.913 0.90934-3/8 0.992 0.972 0.958 0.948 0.939 0.932 0.926 0.920 0.915 0.911 0.90735-3/4 0.990 0.970 0.956 0.946 0.937 0.930 0.924 0.918 0.914 0.909 0.9054DESIGN ADJUSTMENT FACTORSAPA – The Engineered Wood Association