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GENERAL STRUCTURAL NOTES <br /> (The following apply unless shown otherwise on the plans) <br /> CRITERIA <br /> 1. ALL MATERIALS WORKMANSHIP, DESIGN, AND CONSTRUCTION SHALL CONFORM TO THE DRAWINGS, SPECIFICATIONS, AND THE <br /> 2021 INTERNATIONAL BUILDING CODE (IBC) INCLUDING WASHINGTON STATE MODIFICATIONS. <br /> 2. DESIGN LOADING CRITERIA <br /> SNOW LOAD <br /> ROOF SNOW LOAD, Pf= 25 PSF <br /> IMPORTANCE FACTOR, I,= 1.0 <br /> EXPOSURE FACTOR, Ce= 1.0 <br /> THERMAL FACTOR, Cc= 1.0 <br /> SLOPED ROOF FACTOR, Cs= 1.0 <br /> FLOOR LIVE LOAD (RESIDENTIAL) 40 PSF <br /> ATTIC LIVE LOAD (UNINHABITED ATTICS WITHOUT STORAGE) 10 PSF <br /> ATTIC LIVE LOAD (WITH SLEEPING AREAS) 30 PSF <br /> WIND (MAIN WIND FORCE RESISTING SYSTEM) BASIC WIND SPEED = 110 MPH <br /> IMPORTANCE FACTOR, IW= 1.0 <br /> RISK CATEGORY= II <br /> TOPOGRAPHIC FACTOR, KZt= 1.0 <br /> EXPOSURE CATEGORY = B <br /> INTERNAL PRESSURE <br /> COEFFICIENT, (GCpi)= 0.18/-0.18 <br /> EARTHQUAKE (EQUIVALENT LATERAL FORCE PROCEDURE) Ss= 1.218 <br /> Sds = 0.974 <br /> S1= 0.433 <br /> Shc = NULL <br /> IMPORTANCE FACTOR, le= 1.0 <br /> SITE CLASS D <br /> SEISMIC DESIGN CATEGORY= D <br /> RISK CATEGORY= II <br /> R = 6.5 FOR LIGHT FRAMED WOOD SHEAR <br /> WALLS <br />