Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by sTRU_eNG89

  1. sTRU_eNG89

    Stepped Column with Unbraced Length

    JoshPlummSE, Thank you for this assistance. I have added additional nodes along the length of the column in the model. This caused the utilization ratio of the lower section of the column to go up fairly significantly, but not above 1.00 (see photo). Please also see a snapshot of RISA's...
  2. sTRU_eNG89

    Stepped Column with Unbraced Length

    JoshPlumSE, Thank you for the detailed explanation. You are correct, the issue I am truly running into here, is the code checks. The model is returning a code check for the bottom 15ft and the top 30ft, but not returning a check for the whole 45ft column. Any ideas regarding a solution...
  3. sTRU_eNG89

    Stepped Column with Unbraced Length

    dold, Thanks for responding to this thread. I downloaded the excel spreadsheet and it looks really well put together. From what I saw it calculates K values to be used for the columns in an approximate second order analysis (Appendix 8 in steel code) calculation. Is this correct? Thank you
  4. sTRU_eNG89

    Stepped Column with Unbraced Length

    Laurent, Thank you for your response. It would appear that you are correct and the program is only considering the segmented un-braced lengths for slenderness checks (KL/r), but is considering the entire column height (45ft) in the second order analysis. I believe this solves my problem...
  5. sTRU_eNG89

    Stepped Column with Unbraced Length

    thread507-328375 In the connected thread, the individual who posted the question is attempting to address a column that changes shape mid way up the building. Currently, In a project I am working on, I have a somewhat similar situation. We are creating a three story atrium space in the corner...
See more

Part and Inventory Search

Back
Top