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<br />b = width of footer (ft) <br />d = height of footer (ft) c>L <br />~ 4.16 {kipsl > 3.30 (kipsl is O.K. . I <br /> <br />.: "I >.f-"- .." ; '? /11 ~'" <br /> <br />''';.- ,,~.~\~U'? <br />=-~~ <br /> <br />COMPAN\'; Roger's Sign <br />PROJECT: Lykins <br /> <br />Architectural Services & EngineerinC), Inr. <br />24710 State Road 54 . EBO 7882 <br /> <br />lUl7, FI 33559 <br /> <br />. .. . . . <br />... . <br />.... .. . <br /> <br />. <br />0= <br />.' 0 <br /> <br />1 2' - 0 Area 1 <br /> <br />"x .258" ASTM A53-S/B Pip! <br />5.45 in3 > Zreq '= 4,53 in3 <br /> <br />5' <br />cry <br /> <br /> <br /> <br />2 . - 0 " <br />~o" <br /> <br />2 . - 0 " <br />~o" <br /> <br />WIND - ASCE - Exposure B - 130 mph <br />Cf Wind AREA <br />( sf) (ft2) <br /> <br />1.00 <br />TOT ALS <br /> <br /> <br />FORCE <br />(ki s) <br /> <br />3.30 <br />3.30 <br /> <br />y <br />(ft) <br /> <br />1.20 <br /> <br />20.84 <br /> <br />~ <br /> <br />MEAN SIGN HEIGHT (HB) <br /> <br />= MOMENT AT GROUND <br />TOTAL FORCE <br /> <br />= 18.15 k-ft <br />3,300 kips <br /> <br />CHECK FOOTING <br />Pallow = S * b * d ^ 2 <br />2.37 * d + 2.64 * HB <br />P allow = 2.5 * 4 * 3 ^2 <br />2.37 * 3 + 2.64 * 5.5 <br /> <br /> <br />REVIEW DATE. ~ I f",,!o <br />CITY OFZEPHY~.1l <br />BUILDING OFFICIAL f"?~) <br /> <br />BUILDING SHALL COMPLY WITH <br />ALL APPLICABLE BUILDING, <br />ELECTRICAL, PLUMBING AND <br />MECHANICAL CODES, <br /> <br />Robert W, Wall, PE <br />Fla 46021 <br /> <br />Sample Calculations <br />Wind Load = WL <br />WL = CI . WIND ksl <br />Wl = 1,2 ' 2,08 <br />Force = ,02500' 132 <br />Force = 3,3009 kips <br /> <br />Zreq - Moment' 12 <br />Ill' NC <br /> <br />III = 21,0 ksi lor Stllel pipe <br /> <br />Ii> = 27,6 ksi for Steel pipe <br /> <br />III =, 19,0 ksi lor Aluminum <br /> <br />lDF = 1 <br /> <br />Zreq = 18,15' 12 <br />24 . 1 . 2 <br /> <br />ZrcQ = 4,538 in3 <br /> <br />Concrete approx: ,888 eu, yds <br />Concrete is 3000 psi at 28 days <br />Wind loads - FBC 2004, ASCE 7-02 <br /> <br />.. <br />; <br /> <br />Stl!l~l - AISC-ASD Ninth Edition <br />Soil hearing capacity 2000 psi (2 ksf) <br /> <br />MOMENT <br />(k-ft) <br /> <br />18.16 <br /> <br />Z REQ <br />(in3) <br />4,54 <br /> <br />5.5 ft <br /> <br />'1 <br /> <br />\ <br />~ <br />~6Jo~ <br />