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19011 Wood-Sno Road NE,Suite 100 <br /> BTLWoodinville,WA 98072-4436 <br /> Phone:425-814-8448 <br /> E NGINEERIII C Fax:425-821-2120 <br /> Everett Residence Addition Revision Date: 3/27/2023 <br /> F7 Orr St. SW Everett, WA 98043 <br /> Criteria <br /> Code: 2018 IBC • <br /> Allowable Stress Design(ASD) • <br /> Seismic Design: ASCE 7-16: 12.8 Equivalent Lateral Force Procedure <br /> Wind Design: ASCE 7-16: Ch. 28 Envelope Procedure, Low Rise <br /> Risk Category: II-Other Structures • Table 1.5-1 <br /> Snow Importance Factor I s = 1.00 Table 1.5-2 <br /> Ice Importance Factor-Thickness I, = 1.00 Table 1.5-2 <br /> Ice Importance Factor-Wind 1 w = 1.00 Table 1.5-2 <br /> Seismic Importance Factor I e = 1.00 Table 1.5-2 <br /> Spectral Response, Short Period Ss = 1.377 (Mapped) <br /> Spectral Response, 1-s Period St = 0.489 (Mapped) <br /> Site Class assumed,no Geotechnical Report • <br /> Site Class: D v Table 20.3-1 <br /> Site Coefficient Fa = 1.20 Table 11.4-1 <br /> Site Coefficient F„ = 1.81 Table 11.4-2 <br /> Structural Systems: <br /> Light framed walls with shear panels <br /> All other structural systems v TL = 6 (Figs. 22-14 thru 22-17) <br /> Response Modification Coefficient R = 6.5 Table 12.2-1 <br /> Overstrength Factor S2o = 3 Table 12.2-1 <br /> Deflection Amplification Factor Cd = 4 Table 12.2-1 <br /> Basic Wind Speed: 100 mph • <br /> Exposure to Wind: Exposure B v Section 26.7.3 <br /> Topographical Factor KZT= 1.00 <br /> Date: 3/27/2023 <br /> Page: L1.1 <br />