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Recent content by IAstateengineer

  1. IAstateengineer

    Tower Crane Foundation Design- Accounting for Torsion

    The slewing torque moment about the center of the tower is 477,940 ft-lbs.
  2. IAstateengineer

    Tower Crane Foundation Design- Accounting for Torsion

    Thanks for the responses guys. It makes sense that this wouldn't be a controlling limit state for the design assuming the foundation was embedded sufficiently. This being said, I still need to look at it. I assume the appropriate way to look at this would be to turn the torsional moment into a...
  3. IAstateengineer

    Tower Crane Foundation Design- Accounting for Torsion

    The torsion I am talking about is the slewing torque moment about the centerline of the tower.
  4. IAstateengineer

    Tower Crane Foundation Design- Accounting for Torsion

    I am working on a design for a spread footing foundation system for a Liebherr 630 EC-H 20 Litronic tower crane. I am wondering how to design for the torsion that would be expected from this type of crane. I have the value for the torsion created by the crane when in operation. Any tips or...
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