Laserfiche WebLink
* Y I <br /> 6440 <br /> EC LI PS E <br /> Seattle Genetics 8/4/2023 <br /> ENGINEERING Everett,WA 98203 RVC <br /> Slab Analysis: <br /> W= 8.0 in. Base Plate Width Utilized for Compression <br /> D= 8.0 in. Base Plate Depth Utilitzed for Compression <br /> d= 6.0 in. Slab Thickness f't = 7.5 * f'c <br /> = 3000 psi Concrete Compressive Strength <br /> ks= 50 pci Soil Modulus of Subgrade Reaction Ec = 57000 f'c <br /> fit= 410.8 psi Tensile Strength in Flexure of Concrete <br /> Ec= 3122 ksi Modulus of Elasticity of Concrete R 1 VA <br /> — 2 <br /> µ= 0.15 Poisson's Ratio <br /> b= 32.7 in. Radius of Relative Stiffness <br /> FS= 3 Factor of Safety <br /> [(ksR1) * <br /> 30.25 <br /> Pn = 1.72104 + 3.601f'td2Ec b = � Ecd 1 <br /> (12(1 —[12)ks)1 <br /> Single Base Plate <br /> A= 64 in.Z Base Plate Area <br /> R1= 4.00 in. One-Half Base Plate Width <br /> P„= 107.9 k Nominal Load Carrying Capacity(Slab on Grade) <br /> P„= 15.9 k Ultimate Load (Single Post) <br /> P allow = 36.0 k Allowable Load Carrying Capacity(Slab on Grade) <br /> Unity= 0.44 O.K. <br /> Back-To-Back Base Plates <br /> A= 128 in.2 Combined Base Plate Area <br /> R1= 5.66 in. One-Half Base Plate Width <br /> Pn= 114.6 k Nominal Load Carrying Capacity(Slab on Grade) <br /> P„= 23.0 k Ultimate Load (Combined Posts Back to Back) <br /> Pollow = 38.2 k Allowable Load Carrying Capacity(Slab on Grade) <br /> Unity= 0.60 O.K. <br /> 47/49 <br />