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  1. JeffCastillo

    CMU Slender Wall Seismic Factor Struwares Spreadsheet

    Hello: I am wondering if anyone can explain to me what this Seismic Factor is in Struwares CMU Wall Program Examples https://struware.com/workedex.html under Loading, Lateral Loading? I don't know where to find or even determine the Seismic Factor and there is not much to it. Has anyone used...
  2. JeffCastillo

    Glulam Columns

    Thank you for that! In determining the combined axial compression and bending, utilizing NDS 3.9.2, for the FCe1/Fce2,Emin', etc. am I going to use for deflection or would it still be for stability? I know I need to make sure it it less than 1.0 with 3.9-4 and 3.9-3
  3. JeffCastillo

    Glulam Columns

    Hello: I am in the process of creating a Glulam Column Spreadsheet, and I am trying to follow an example in the Design of Wood Structure 8th Edition (by Breyer), but I never quite understood what they mean by Axial Combination 2 DF Glulam. I am just trying to create an axial loaded spreadsheet...
  4. JeffCastillo

    Interior Wood Shearwall

    Thank you everyone!! We called out for Redhead anchor bolts at 24" O.C. for the shearwall and told them they need a minimum of 7" Embedment, as it was treated as a perforated method, we made sure they followed the required methods per NDS and verified uplift with the holdowns.
  5. JeffCastillo

    Interior Wood Shearwall

    Hello: I have called our for an interior shearwall on a commercial shop that will be used to fix cars. It is stick-framed and I needed to call out an interior shearwall for a partition wall that seperates two garages. It is not load bearing or anything, and the only reason I called out for a...
  6. JeffCastillo

    Log Headers/Beams

    phamENG: The moment of inertia for a circle is jsut pi/4*Radius^4, so what you are suggesting is to just take my radius, find my moment of inertia and multiply it by the number of courses I want? Moment of inertia is only used to check deflection, am I wrong? I am in the process of designing...
  7. JeffCastillo

    Log Headers/Beams

    Hello: I am engineering a log cabin in Utah, 80 design snow load for roof; I am trying to determine how I can calculate for (2-3) Stacked Logs on top of each other to act as a "Header" or "Beam". It is a side ridge for a porch, 12' span and 2' overhang, I am trying to use Western Woods Wall...
  8. JeffCastillo

    Titen HD Screws w/ Square Washer vs. Redhead Wedge Anchors vs. 5/8" Threaded Steel Rods (Epoxie

    Hello: I am trying to find different alternatives to J-Bolts, all 5/8", 7" Min. embedmenet into concrete; I am trying to compare these different anchors and determine which is best for residential/commercial buildings in Idaho, Wyoming, Utah area (Wind controls and occasioanly seismic in...

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