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Recent content by iceberk

  1. iceberk

    API-650 Standard Seismic Parameters Discrepancy

    Thank you very much for the useful and explaining information.
  2. iceberk

    API-650 Standard Seismic Parameters Discrepancy

    Thank you for your quick response. Could you also explain the sentence from the standard please: "the risk-adjusted maximum considered earthquake ground motion shall be defined as the motion due to an event that is expected to achieve a 1 % probability of collapse within a 50-year period." whic...
  3. iceberk

    API-650 Standard Seismic Parameters Discrepancy

    Hello everyone, I have an argument with our civil department about the seismic parameters Ss and S1 which should be used in API-650 tank design according to ASCE 7. In Clause E.4.1 it says: "For sites located in the USA, or where the ASCE 7 method is the regulatory requirement, the...

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