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ID] <br />3907 VILLA SAN JOSE DRIVE, JACKSONVil.lE. FLORIDA 32217 (904). 731·7978 Fax (904) 731.7771 <br />12" x 12" TOWER SECTION <br />STRUCTURAL CAPACITY <br />3. Consider Allowable Axial Loads for K=1.50, or Le=1.50L <br />K3:= 1.50 L:= 10,15.. 45 Lc3 L'= K3 ·L wd = 8.5 lbs/ft wd3 <br />wd ·L <br />L'- 1000 <br />Fa3 <br />51000 <br />L Lc3-*12' <br />C rx j <br />2 FajL <br />Ps3 <br />1. <br />:= if(Fa3L< 12,FalL' <br />0.0075·Pa3I...L·12dx.2 <br />12) Fcw3L:= Fcw Pa3L := if(Fa31,<Fcw) <br />·4 Pas31, i= if(I<3> 1,Pa31- - Ps3L' Pa3) <br />L ,Fa3 L A3, Fcw3 L <br />-A <br />PaBL p Pas3L - wd3Llj ·0.85 <br />Height Effective Allowable Allowable Allowable Sway Allowable Self AllowableHeightLong Axial Short Axial Axial Axial Less Sway Weight Adal(ft) (ft) (ksi)(ksi)(kips)(kips)(kips)(kips)(kips) <br />L Lc3L Fa3 Fcw3 Pa3 Ps3L L L LL L L Pas3 wd3 PaO <br />10 15.00 12.000 7.450 31.815 5.727 26.088 0.085 22.10315 22.50 12.000 7.450 31.815 8.590 23.225 0.128 19.63320 30.00 9.838 7.450 31.815 11.453 20.362 0.170 17.163--25 37.50 6.296 7.450 26.889 12.100 14.789 0.212 12.39030 45.00 4.372 7.450 18.673 10.083 8.590 0.255 7.08435 52.50 3.212 :7.450 13.719 8.643.5.076 - 0.297 7.06240 60.00 V 2.459 7.450 10.504 .7.563 2941 0.340 2.21145 67.50 1.943 .7.450 8.299 6.72.2 ·1.577 ' 0.383 1015 <br />25 Allowable Loads: K= 1.5 <br />111111 <br />20 - <br />- <br />15 - <br />- <br />pas \\L <br />X <br />10- - <br />. <br />5- \ <br />1 - <br />0 111111 <br />10 15 20 25 30 35 40 45 <br />L <br />Height (Fect)