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Company Address City, State Phone Wind Loads: ASCE 7 - 10 Ultimate Wind Speed 137 mph Nominal Wind Speed 106.1 mph Risk Category II Exposure Category C Enclosure Classif. Enclosed Building Internal pressure +/-0.18 Directionality (Kd) 0.85 Kh case 1 0.887 Kh case 2 0.887 Type of roof Gable Topographic Factor (Kzt) Topography Flat Hill Height (H) 80.0 ft Half Hill Length (Lh) 100.0 ft Actual H/Lh = 0.80 Use H/Lh = 0.50 Modred Lh = 160.0 ft From top of crest: x = 50.0 ft Bldg up/down wind? downwind H/Lh= 0.50 K, = 0.000 x/Lh = 0.31 K2 = 0.792 z/Lh = 0.12 K3 = 1.000 At Mean Roof Ht: Kzt = (1+KlK2K3)12 = 1.00 Gust Effect Factor h= 18.5ft B = 66.5 ft /z (0.6h) = 15.0 ft Rigid Structure e = 0.20 f = 500 ft Zmin = 15 ft c = 0.20 9o, 9V = 3.4 LZ = 427.1 ft Q = 0.90 Iz = 0.23 G= 0.87 use G=0.85 JOB TITLE Zephyr Commons JOB NO. CALCULATED BY I_G CHECKED BY Page 3 of 246 SHEET NO. DATE 12/30/19 DATE ESCARPMENT V(Z) Z46 Speed-up V(Z) x(upwind) = x(downwind) ♦- Hl2 Fi 2D RIDGE or3D AXISYMMETRICAL HILL Flexible structure if natural frequency < 1 Hz (T > 1 second). If building h/B>4 then may be flexible and should be investigated. h/B = 0.28 Rigid structure (low rise bldg) G = 0.85 Using rigid structure default Flexible or Dvnamically Sensitive Structure 34icy (I'll) = 0.0 Hz Damping ratio (0) = 0 /b = 0.65 /a = 0.15 Vz = 115.7 Nj = 0.00 Rn = 0.000 Rh = 28.282 r) = 0.000 RB = 28.282 r) = 0.000 RL = 28.282 rl = 0.000 9R = 0.000 R = 0.000 Gf = 0.000 h = 18.5 ft Enclosure Classification