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<br />COMPANY: Davis Sign <br />PROJECT: Domino's Pizza <br /> <br />7' - 4. <br /> <br />Area 1 <br /> <br />Robert W. Wall <br />Check by: <br />Sample Calculations <br />Wind Load = WL <br />WL = Cf * WIND ksf <br />WL = 1.2 * .032 <br />Force = 3.8773 * 58.6 <br />Force = 2.2747 kips <br /> <br />Zreq = Moment * 12 <br />fb * NC <br /> <br />(:) <br />I <br />co <br /> <br />1'-0. Area 2 <br /> <br />fb = 21.0 ksi for Steel pipe <br />fb = 27.6 ksi for Steel pipe <br />fb = 19.0 ksi for Aluminum <br />LDF = 1.33 <br />Zreq = 9.098 * 12 <br />27.6 * 1.33 * 2 <br />Zreq = 1.483 in3 <br /> <br />Concrete approx. 1.18 cu. yds <br />Concrete is 3000 psi at 28 days <br />Wind loads - SBCCI1994, ASCE 7-93 <br />Steel - AISC-ASD Ninth Edition <br />Soil bearing capacity 2000 psf (2 ksf) <br /> <br />(:) <br />, <br />Co <br />- <br /> <br /> <br />6 . x .25. ASTM ASOO-B Tube <br />Zact = 10.1 in3 > Zreq = 5.87 in3 <br /> <br />b <br />, <br />;,. <br /> <br />I I <br />I I <br />I I <br />I I <br /> <br />I I <br />I I <br />I I <br />I I <br /> <br />~. <br />x 2'-0 . <br /> <br />~. <br />x2'-0. <br /> <br />WIND - ASCE Coastal - Exposure C- <br />Cf Wind <br />s <br /> <br /> <br />1.00 1.20 <br />2.00 1.30 <br />TOTALS <br /> <br />32.31 <br />32.31 <br /> <br />58.67 <br />20.00 <br />78.67 <br /> <br />14.00 <br />5.00 <br /> <br />2.27 <br />0.84 <br />3.11 <br /> <br />9.10 <br />36.05 <br /> <br />1.48 <br />5.88 <br /> <br />MEAN SIGN HEIGHT (HB) = MOMENT AT GROUND = 36.04 k-ft = 11.5 ft <br />CHECK FOOTING TOTAL FORCE 3.114 kips <br /> <br />Pallow = S * b * d " 2 b = width of footer (ft) <br />2.37 * d + 2.64 * HB d = height of footer (ft) <br />P allow = 2.5 * 4 * 4 "2 = 3.99 (kips) > 3.11 (kiP.S..) .is.... ?,\.K. n .w(,r"^" <br />2.37 * 4 + 2.64 * 11.5 ~ v ~ <br />~ \'\\\\' . <br />\\\.Yi.''j;' _/ . ' <br /> <br />. . Yr}~~' <br />\(6, ( <br /> <br />,-' <br /> <br />WM <br /> <br />~ tOO <br />