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Recent content by JMcKenna

  1. JMcKenna

    Stepped Columns with Single Axial Load

    No Problem, Thanks for your help.
  2. JMcKenna

    Stepped Columns with Single Axial Load

    Mr. ToadJones, I have the DG7 reference but I am curious about the AIST Technical Report #13. I tried to get a look at the appropriate section but I can't seem to find a link. I do not have a problem purchasing the book, I just want to make sure it works for me. Do you have a copy of this...
  3. JMcKenna

    Stepped Columns with Single Axial Load

    Gentlemen, It appears that calculating the "K" value by hand is not very accomidating...therefore I will need to write a spreadsheet to help me out. It appears the article "Calculation of Effective Lengths and Effective Slenderness Ratios of Stepped Columns", can provide me with the best road...
  4. JMcKenna

    Stepped Columns with Single Axial Load

    What I mean by Stepped is a smaller column say (W12x40 @ length=10.25') on top of a larger one (W27x84 @ length=22.0'). If I use the total length=32.25' and the r for the smaller W12x40, I obviously dont have very much capacity. And I can not use the W27x84 for the full length...so therefore I...
  5. JMcKenna

    Stepped Columns with Single Axial Load

    Can anyone help me? I am trying to determine the effective Kl/r for a stepped steel column that has a single axial load. This column is not like a Crane Column with additional load at some mid-point. Most everything I have found requires the running of a program code. I am looking for a hand...
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