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AT&T | 10086996 |Main - Dyer - Concrete Slab Structural Analysis Page 3 <br />GeoStructural, LLC | PO Box 2621 | Boise, ID 83701 | p:530.539.4787 <br />3.0 Load Generation & Material Strength <br />Table 3.1 – Wind Design Loading <br />Wind Load – Velocity Pressure ASCE 7-16, §29.3 <br />qz = 0.00256 Kz Kzt Kd V2 Eq. 29.3-1 <br />Kz = 0.85 Table 29.3-1 <br />Kzt = 1.00 § 26.8.2 <br />Kd = 0.90 Table 26.6-1 <br />V = 95 mph Figure 26.5 <br />qz = 0.00256*0.85*1.00*0.90*(95^2)/1000 = 0.0177 ksf Eq. 29.3-1 <br />Wind Load – Other Structures (Tanks & Similar Structures) ASCE 7-16, §29.5 <br />F = qzGCfAf Eq. 29.5-1 <br />G = 0.85 § 26.9 <br />Cf = 1.32 Figure 29.5-1 <br />Af = 58.6 ft2 Worst Case; 22.4 ft2 Transverse (Side) Generac <br />FN = 0.0177*0.85*1.32*58.6 = 1.16 kip; FT = 0.0177*0.85*1.32*22.4 = 0.44 kip Eq. 29.5-1 <br />Table 3.2 – Seismic Design Loading – 100% Fill + 35% <br />Seismic Load – Non-Structural Components ASCE 7-16, Chapter 13 <br />Fp = 0.4apSDSWp{(1+2(z/h)) / (Rp/Ip)} Eq. 13.3-1 <br />Fp ≤ 1.6SDSIpWp Eq. 13.3-2 <br />Fp > 0.3SDSIpWp Eq. 13.3-3 <br />Reversible Vert Force, Ev = 0.2SDSWp = 0.2*1.023*5.077 = 1.04 kip § 13.3.1 <br />ap = 1.0 Table 13.6-1 <br />SDS = (2/3)SMS = 1.023 ; SD1 = (2/3)SM1 Eq. 11.4-3 & 4 <br />Ss; S1 USGS Reference <br />Fa ; Fv Tables 11.4-1 & 2 <br />SMS = FaSs ; SM1 = FvS1 Eq. 11.4-1 & 2 <br />Wp = 5.077 kip (Wet Weight) From Section 2.0 Above <br />z = 0 ft (Anchorage Height of Generator Tank to Slab) Slab-On-Grade <br />h = 7.50 ft (Overall Height of Generator with Tank Assembly) Slab-On-Grade <br />Rp = 2.5 Table 13.6-1 <br />Importance Factor, Ip = 1.0 § 11.5.1 & 13.1.3 <br />ρ = 1.0 (Exception from ρ = 1.3, Non-Structural Components) § 12.3.4.2 & § 13.3.1 <br />Fp = 0.4apSDSWp{(1+2(z/h)) / (Rp/Ip)} <br /> = 0.4*1.0*1.023*5.077*(1+2*(0/7.50))/(2.5/1.0) = 0.83 kip Eq. 13.3-1 <br />Fp ≤ 1.6SDSIpWp = 1.6*1.023*1.0*5.077 = 8.31 kip Eq. 13.3-2 <br />Fp > 0.3SDSIpWp = 0.3*1.023*1.0*5.077 = 1.56 kip Eq. 13.3-3 <br />2621 S Birch St - 101119515 & <br />20182981 <br />7/24/2024