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12 PRESCRIPTIVE RESIDENTIAL WOOD DECK CONSTRUCTION GUIDE <br /> Table 4. Post Height for 6x65 and Footing Sizes for all Posts. <br /> Post Heights' Footing Sizes2 <br /> m <br /> C, as ren <br /> a(.) c EL c c <br /> vj a ':� <br /> O. o. i a) i o caa N o ;; 0 v <br /> Cl) Cl) t N i C 0 4i ii u_ <br /> LI <br /> :co y O Q ML Q) g n G. O F i Q, <br /> :9; a u V rC -a . , ® c <br /> o _ Q. <br /> 55.10' 14' 14' 14' 14' 14' 18" 16"x16" 7" <br /> 6` 514' 14' 14' 14' 14' 14' 21" 18"x18" 8".) <br /> 518' 14' 14' 12' 14' 11' 24" 21"x21"'. 10" <br /> 510' 14'_ 14' 14' 14' 14' 20" 18"x18" 8" <br /> 8' _514' 14' 14' 14' 14' 11' 24" 21"x2,1" 10" <br /> _518' 14' 13' 11' 12' 8' 27" 24"x24" 11" <br /> 510' 14' 14' 14' 14' 12' 23" 20"x20" 9" <br /> 10' 514' 14' 13' 11' 13' 8' 27" 24"x24" 11" <br /> 5518' 12' 11' 8' 11' 2' 31" 27"x27" 13" <br /> 510' 14' 14' 12' 14' 10' 25" 22"x22" 10" <br /> 12' 55.14' . 13' 12' 9' 11' 5' 30" 26"x26" 13" <br /> 5518' 11' 9' 6' 9' 2' 34" 30"x30" 15" <br /> 5510' 14' 13' 11' 13' 8' 27" 24"x24" 11" <br /> 14' 5514' 11' 10' 7' 10' 2' 32" 29"x29" 14" <br /> 518' 9' 8' 2' 8' NP 37" 33"x33" 16" <br /> 510' 13' 12' 10' 12' 6' 29" 26"x26" 12" <br /> 16' 55.14' 10' 9' 5' 9' 2' 35" 31"x31" 15" <br /> 55.18' 7' 5' 2' 7' NP 40" 35"x35" 18" <br /> 510' 12' 11' 8' 11' 2' 31" 27"x27" 13" <br /> 18' _514' 9' 8' 2' 8' NP 37" 33"x33" 16" <br /> 518' 5' 2' 2' 6' NP 42" 37"x37" 19" <br /> 1.Assumes 40 psf live load, 10 psf dead load,LB./4 and LJ4 overhangs,No 2.Stress grade and wet <br /> service conditions. <br /> 2.Assumes 1,500 psf soil bearing capacity and 150 pcf concrete.Value may be multiplied by 0.9 for <br /> corner posts. <br /> 3. Incising assumed for Douglas fir-larch,hem-fir,and spruce-pine-fir. <br /> 4.Assumes 2,500 psi compressive strength of concrete.Coordinate footing thickness with post base and <br /> anchor requirements. <br /> 5.8x8 nominal posts may be substituted anywhere in Table 4 to a maximum height of 14'. <br /> • <br /> C))/(5-0 <br /> American Wood Council <br />