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Dong Engineering <br />Job No: 250195 <br />Plan: 1 <br />Date: 5/21/2025 <br />1. Shear Design Equations (Section 3.4.2 ‐ 2018 NDS) <br />d= 9.500 in. <br />2. Beam information <br />Wood Type: Notch Pitch:4:12 <br />Size: Wall Thickness: 3 1/2" <br />Beam Depth ‐ d: 9.50 in. Shear design value:212.5 <br />Beam Width ‐ b: 5.50 in. Reaction ‐ V:1350 <br />Beam #:2A <br />3. Analysis <br />d' = 4.65 in. > d/3 = 3.167 in.OK <br />L' = 14.56 in. < 3d = 28.50 in.OK <br />fv = 63.3 psi <Fv' =212.5 psi OK <br />de min =1.73 <de = 5.81 in.OK <br />4. Result <br />THE NOTCH BEAM WITH THIS SIZE IS OK. <br />DONG ENGINEERING NOTCH BEAM DESIGN  <br />(SECTION 3.4.2 ‐ 2018 NDS) <br />L'= 14.56 in. <br />COND.2: <br />COND.3: <br />de = 5.8 in. <br />Solid Material <br />6 x 10 <br />COND.1: <br />d'= 4.6 in. <br />(d/3 min.) <br />COND.4: <br />𝑓3𝑉 <br />2𝑏𝑑 <br />3d max. <br />24 of 26