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<br />COMP.!\NY: Lott Sign <br />PROJECT: SunTrust <br /> <br />Architectural Services & Engineering, Inc <br />2017 Osprey Lane ESO 7882 <br />SUite C <br />Lutz, FI 33549 <br /> <br />Robert W. Wail, PE <br />Fla 46021 <br /> <br />~ <br />~ <br />I <br />..... <br /> <br />7 '- O. <br /> <br />Area 1 <br /> <br />Sample Calculations <br />Wind Load = WL <br />WL = Cf * WIND ksf <br />WL = 1.2 * 1.88 <br />Force = .02263 * 49.8 <br />Force = 1 .1286 kips <br /> <br />Zreq - Moment * 12 <br />fb * NC <br /> <br />"0 <br />I <br />"0 <br />C\I . <br />It) <br />ci <br />~ <br />I <br />C\I <br />~ <br /> <br />l' - 4. <br /> <br />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 = 4.020 * 12 <br />27.6 * 1.33 * 1 <br />Zreq = 1 .311 in3 <br /> <br />Concrete approx. 3.12 cu. yds <br />Concrete is 3000 psi at 28 days <br />Wind loads - SBCCI1997, ASCE 7-98 <br />Vo!il"!9Joads - SBCCI1994, ASCE 7-93 <br />Steel - AISC-ASD Ninth Edition <br />Soil bearing capacity 2000 psf (2 ksf) <br /> <br /> <br />8 "x .25" ASTM A500-B Tube <br />Zact = 18.8 in3 > Zreq = 6.50 in3 <br /> <br />C) <br />I <br />lo <br /> <br />1.00 <br />2.00 <br />TOTALS <br />\}~l1CA-L,..SLAB <br />MEAN SIGN HEIGHT (HB) = MOMENT AT GROUND = 19.95 k-ft = 14.8 ft <br />CHECK FOOTING TOTAL FORCE 1.346 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 * 5 * 6.75^2 = 10.3 (kips) > 1.34 (kips) is O.K. <br />2.37 * 6.75 + 2.64 * 14.8 <br />BOLTS AND BASE PLATE <br />Area Bolt Size Num Spacing <br />in (in <br />2 ASTM-A36 1.250 4 14.250 <br /> <br />1.20 <br />0.70 <br /> <br />18.86 <br />18.11 <br /> <br />49.88 <br />17.17 <br />67.04 <br /> <br />16.44 <br />6.44 <br /> <br />1.13 <br />0.22 <br />1.35 <br /> <br />4.02 <br />19.95 <br /> <br />1.31 <br />6.51 <br /> <br /> <br />5 '- 0 . <br /> <br />I '"'x 2'_6'1, <br /> <br />WIND - ASCE Coastal- Exposure B- <br />Cf Wind <br />s <br /> <br /> <br /> <br /> <br />Load <br />(ksi <br />8.40 <br /> <br /> <br />18.00x 18.00 <br /> <br />WIND SPEED CONVERSION - mph <br />SC 93 70 75 SO 85 90 100 105 110 120 125 130 <br />ASC~ 95 AND ABOVE 85 90 10 <br /> <br />~ <br />r l~\~Dl <br /> <br />