General risk assessment spreadsheet for machines and general industry. This is the unlimited version of our Free Risk Assessment Spreadsheet with watermark removed. Not suitable for robotics or advanced applications. See our ANSI/RIA compliant risk assessment spreadsheet for the latest risk assessment tools/methods.  To perform machine risk assessments to the latest safety standards, including auto-determination of required Circuit Categories and Performance Levels according to ISO 13849 and Control Reliability according to ANSI B11.19, check out our new version here (ANSI/RIA compliant spreadsheet).