Errata and Addenda

    • Errata & Addenda to ANSI/HI Standards


      This page will be used to record any and all errata and addenda in reference to an approved ANSI/HI standard that has been published and is currently available for sale at the eStore.

      If you have any questions regarding the errata/addenda on this page please submit in writing to HI's Technical Director, Peter Gaydon.


      Definitions:

      Errata[1]: A document that contains only editorial corrections or errors introduced during the publishing process of an existing published Hydraulic Institute standard/guideline.

      Addenda[1]: A document that only contains technical corrections to an existing ANSI/Hydraulic Institute standard, substantive in nature.

      [1] Note: The singular form of addenda and errata are addendum and erratum respectively.

      Standard
      Suggested Update
      Status
      Date
      ANSI/HI 9.6.2
      Rotodynamic Pumps for Assessment of Applied Nozzle Loads  
       Replace Set 4 Equation in Table 9.6.2.1.4a 
      Approved  
       12/2/2016
      ANSI/HI 9.6.4
      Rotodynamic Pumps for Vibration Measurements and Allowable Value

      Remove “RMS“ from page 10
      Approved
      5/19/2010
      ANSI/HI 7.6
      Controlled-Volume Metering Pumps for Test

      Replace equation in section 7.6.3.4.2 page 3
      Approved
      9/17/2013
      ANSI/HI 9.8
      Rotodynamic Pumps for Pump Intake Design
      Update references in sections C.4.2, C.5, and Appendix L 
      Approved
      9/29/2015
      HI 40.6 
      Methods for Rotodynamic Pump Efficiency Testing
      Update Figure A.3 — Requirements for static pressure tap
      Approved
      6/23/2016