2001 ASD Supplements - unprotected PDF - American Wood Council

L-20 MEMBER SELECTION TABLESTable 5.3cColumn Capacity 1,2 (P', P' x , P' y ), Timbers10-inch nominal thickness (9.5 inch dry dressed size), C D= 1.0.Column Capacity (lbs.)Select Structural No. 1 No. 210 x 10 10 x 12 10 x 10 10 x 12 10 x 10 10 x 1210" width 12" width 10" width 12" width 10" width 12" widthColumn (=9.5") (=11.5") (=9.5") (=11.5") (=9.5") (=11.5")Species Length (ft.) P' P'x P'y P' P'x P'y P' P'x P'y2 103,000 125,000 125,000 90,000 109,000 109,000 63,000 76,400 76,3004 102,000 125,000 124,000 89,300 108,000 108,000 62,600 76,000 75,8006 101,000 123,000 122,000 87,900 107,000 106,000 61,800 75,400 74,800Douglas Fir- 8 97,900 121,000 119,000 85,900 106,000 104,000 60,600 74,400 73,300Larch 10 93,900 118,000 114,000 83,000 104,000 100,000 58,900 73,100 71,30012 88,300 114,000 107,000 78,900 101,000 95,500 56,600 71,400 68,50014 81,000 108,000 98,000 73,600 96,700 89,100 53,500 69,100 64,70016 72,500 102,000 87,700 67,100 91,800 81,200 49,700 66,300 60,1002 87,700 106,000 106,000 76,500 92,700 92,600 51,800 62,700 62,7004 86,800 106,000 105,000 75,800 92,100 91,800 51,400 62,400 62,2006 85,200 104,000 103,000 74,600 91,200 90,400 50,800 61,900 61,5008 82,800 102,000 100,000 72,800 89,800 88,100 49,800 61,200 60,300Hem-Fir 10 79,100 99,700 95,800 70,200 87,800 84,900 48,500 60,100 58,70012 74,100 96,000 89,700 66,500 85,100 80,500 46,600 58,800 56,50014 67,600 91,200 81,900 61,700 81,600 74,700 44,200 57,000 53,50016 60,200 85,100 72,800 56,000 77,100 67,800 41,200 54,800 49,9002 85,500 104,000 104,000 74,300 90,000 89,900 47,300 57,300 57,2004 84,800 103,000 103,000 73,700 89,500 89,300 47,000 57,100 56,9006 83,500 102,000 101,000 72,800 88,800 88,100 46,500 56,700 56,300Southern 8 81,500 100,000 98,700 71,300 87,600 86,400 45,800 56,100 55,500Pine 10 78,700 98,300 95,300 69,300 86,100 83,900 44,800 55,400 54,30012 74,800 95,400 90,500 66,500 84,000 80,400 43,500 54,300 52,70014 69,600 91,700 84,300 62,700 81,300 75,900 41,800 53,100 50,60016 63,400 86,900 76,800 58,100 77,800 70,300 39,600 51,500 47,9002 72,000 87,200 87,200 63,000 76,400 76,300 45,000 54,500 54,5004 71,400 86,800 86,500 62,600 76,000 75,800 44,700 54,300 54,1006 70,400 85,900 85,200 61,800 75,400 74,800 44,200 53,900 53,500Spruce- 8 68,800 84,700 83,200 60,600 74,400 73,300 43,400 53,300 52,600Pine-Fir 10 66,500 82,900 80,500 58,900 73,100 71,300 42,300 52,400 51,20012 63,300 80,600 76,600 56,600 71,400 68,500 40,800 51,300 49,40014 59,100 77,500 71,600 53,500 69,100 64,700 38,800 49,800 47,00016 54,000 73,700 65,400 49,700 66,300 60,100 36,300 48,000 44,0001P' x values are based on a column continuously braced against weak axis buckling.2P' y values are based on a column continuously braced against strong axis buckling.AMERICAN WOOD COUNCIL