With the passage of the ASME B30.1-2009 standard for Hydraulic Gantry Systems, official hand signals were developed for the operation of Hydraulic Gantry Systems.  Below are reference images showing these hand signals - you should refer to the appropriate ASME B30.1 standard for complete information.

The images below were kindly provided courtesy of, and remain the sole property of ComplianceSigns, Inc.

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