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 MintJulep on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. staffengw

    Concrete Interaction Diagram - ribbed wall section

    I think I found my problem. I was choosing a value of a, then getting the values of c, the compression area (Acomp), the distance to the compression area centroid (y'), the stress in the steel (fs = (0.003/c)*(d-c)), then the phi factor (relating to the c / d ratio), then phi*Pn =...
  2. staffengw

    Concrete Interaction Diagram - ribbed wall section

    I did not consider both bars for the diagram. I neglected the bar when it was on the compression side since there are no ties.
  3. staffengw

    Concrete Interaction Diagram - ribbed wall section

    I used f'c = 5000 psi, the full 24" width as effective, and 2) #4 bars. Attached is a sketch to clarify further.http://files.engineering.com/getfile.aspx?folder=d377cb77-dba2-4cd2-88e7-7461297692d9&file=Section.pdf
  4. staffengw

    Concrete Interaction Diagram - ribbed wall section

    I have been trying to come up with an interaction diagram for a wall section with a 24" wide, 2" thick outside face with a rib that projects out from the face 4.875" and is 3.5" wide. I usually do interaction diagrams for rectangular sections and am really concerned that I am getting wrong...

Part and Inventory Search

Back
Top