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Recent content by sfatz

  1. sfatz

    Source of Load Criteria to design Compression flange bracing?

    For as long as I can remember, the load used to design compression flange bracing of I-beams and/or trusses was 2% of the compression flange load. I am now being challenged to show where this value comes from. Is it written in code, or is it simply an industry accepted standard. Also, what...
  2. sfatz

    ASCE 07-02 How to design for wind loading

    ASCE Press offers a great publication for this. "Guide to the Use of the Wind Load Provisions of ASCE7-02". It includes a chapter that explains the code and a chapter that contains calculations for 12 examples. I believe that we got this from their website, but you should also find it by...
  3. sfatz

    ASCE 7 Section 7.3.4 (Min. pf)

    warrenw, To answer your question, some local building department offices require it. I recently did a project in Douglas County, CO (near Denver) where they required that pf = pg.
  4. sfatz

    What is Structural Enigneering

    I've heard that last in a slightly different way. "The mechanical engineer builds weapons; the civil engineer builds targets!"
  5. sfatz

    Code exception numbers from ICC?

    It's getting a little clearer -- maybe. After some more research, I found out that the comment by the Plans Examining Supervisor was that the "only exception" for products to the IBC is to use a ICC-ES evaluation report . He indicated that this would probably be an NER report. This I...
  6. sfatz

    Code exception numbers from ICC?

    We manufacture a special structure and due to it's nature are forever providing past history examples for exceptions to parts of the International Building Code. Recently, a building inspector told us that we could save ourselves quite a bit of time and hassle if we got an exception number from...
  7. sfatz

    Can't close MathCAD using automation from VB

    I have a Visual Basic front end to a Mathcad 12 worksheet. The VB app binds user input to variables in the MathCAD worksheet and gets the results without too much trouble. The problem I have is when the user is done with the app. I can close the MathCAD worksheet, but I can't seem to close...
  8. sfatz

    How to edit scriptable Frame Object component

    I am using MathCAD 2000 Pro, and want to insert a scriptable Frame object to collect the user's input. I've studied the example supplied in script.mcd and it works as expected. However, when I right click and select Edit Frame object, nothing happens. If I insert a scriptable frame object...
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