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Recent content by tchiggins

  1. tchiggins

    Intermediate Ties in Short Footing Pedestals

    I just realized after re-reading through my initial post, I didn't mention that I'm refering to "NON-CORNER" bars. That's what I meant by "intermediate" ties. I'm asking about the requirements of tieing longitudinal bars that are more than 6" away from the corners or not adjacent to a tied...
  2. tchiggins

    Intermediate Ties in Short Footing Pedestals

    Thank you for your replies. I can understand the majority opinion, interm. ties should simply be included as "good practice", and as ACI318 requires it in Chapter 7. There will be a shear load at the top of the pedestal from temperature, wind and/or seismic, but less than 2 kips. In other...
  3. tchiggins

    Intermediate Ties in Short Footing Pedestals

    thread507-168397 I have a question of whether or not intermediate lateral ties are required for square foundation pedestals (30" sq. x 4' ht.). I have referenced a closed thread above because it's sort of a similar question. Our office is split on the subject - some of us feel that the true...
  4. tchiggins

    Wind and Seismic Loads on a Gas Flare

    You question is a little vague- without knowing exactly which area you're unfamiliar with, this is a basic list of design functions to step through after you've calculated the loads to the foundation: 1. Stability - (service load combinations) a. Overturning b. Sliding c. Bearing (as...

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