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ANDERSON & ASSOCIATES CONSULTING ENGINEERS, INC.ID1 <br />3902 VILLA SAN JOSE DRIVE, JACKSONVILLE. FLORIDA 32217 (904) 731-7978 Fax (904) 731-777 1 <br />12" x 12" TOWER SECTION <br />STRUCTURAL CAPACITY <br />1. Consider Allowable Axial Loads for K=1.00, or Le=L <br />K] := 1 L:= 10,15..45 Lcl <br />L := K 1 ·L wd = 8.5 lbsm wdl <br />wd L <br />L 1000Fal51000 <br />I.cl·12 <br />Crx./ <br />Fal <br />2 <br />PSI <br />L := if(FaiL< 12,FalL' <br />0.0075·Pal ·L·12L <br />dx-2 <br />12 Fcwlt, := Fow Pa l L := if(Fa t L <br /> ·4 Pas l L : = if(K 1 > 1, Pa 4 - Ps IL, Pa l L <br />< Fcw 1 <br />L ,Fal L A3,Fewl t. <br />paf| L e= pasL - wdlw\.0.85 <br />Height Effective Allowable Allowable Allowable Sway Allowable Self AllowableHeightLong Axial Short Adal Adal Axial Less Sway Weight Axial(ft)(ksi)(ksi)(kips)(kips)(kips)(kips)(kips) <br />L Lel Fal Fcw 1 Pal PslL Past wdl Pa flL L L L L L L--Ii. I-*Ill --Ill.I- *.ilill-10 10 12.000 7.450 31.815 5.727 31.815 0.085 26.970 <br />-- <br />15 15 12.000 7.450 31.815 8.590 -31.815 0.128 26.934-.*.- Ill-. ----Ill. -1--I--.20 20 12.000 7.450 31.815 11.453 31.815 0.170 26.898- -ill- --illill-- Ill-=.I--- I.I--.i-25 25 12.000 7.450 31.815 14.317 31.815 0.212 26.862-30 30 9.838 7.450 31.815 17.180 31.815 0.255 26.826- --ill--1- #--Il-.i.-Il- -35 35 7.228 7.450 30.867 19.446 30.867 0.297 25.98440 ' 5.534 7.450 23.633 17.016 23.633 0.340 19.799-- Ill.--1----lil45 45 4.372 7.450 18.673 15.125 18.673 0.383 15.547 <br />28 Allowable Loads. K= 1.00I lillI <br />26 - <br />24- \ - <br />22- · \ -Pan . <br />1. <br />20 - <br />18 - <br />1 - <br />16- <br />14 1 1 1 1 1 1 <br />10 15 20 25 30 33 40 43 <br />L <br />Height (Fect)