API 580 Section 15.3.1 and 15.3.2 confirm:
"Contractors... should have a program of training and be able to document that their personnel are suitably qualified." While API 580 certification is beneficial, it is not required. Therefore, "Documented training and suitably qualified personnel" is the minimum expectation.
Reference: API 580, 2nd Edition (2016), Section 15.3.1-15.3.2
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According to Section 12.6 of API 580:
"The results [of inspections] can also be used for comparison or validation of the models that may have been used for POF determination." This emphasizes the role of inspection feedback in verifying or refining probability models in the RBI process, particularly where degradation rates and failure likelihood are estimated using prior assumptions.
Reference: API 580, 2nd Edition (2016), Section 12.6

API 580 Section 14.3.2 clearly states:
"Users should set default maximum time periods for reassessments. The governing inspection codes (such as API 510, API 570, and API 653) and jurisdictional regulations, if any, shall be reviewed in this context." This means the codes and regulations are explicitly consulted to determine maximum allowable intervals between RBI reassessments. This ensures compliance with inspection frequency expectations across different jurisdictions and standards.
Reference: API 580, 2nd Edition (2016), Section 14.3.2

API 580, Section 4.2 defines risk reduction as:
"Risk reduction is the act of mitigating a known risk that is deemed to be too high to a lower, more acceptable level of risk with some form of risk reduction activity." Risk assessment and risk determination involve identifying and evaluating risk.
Risk management is the broader process that may or may not involve mitigation.
Reference: API 580, 2nd Edition (2016), Section 4.2 - Risk Management and Risk Reduction

According to API 580 Section 10.6.1:
"The consequences of releasing a hazardous material can be estimated in six steps... including:
b) estimate total volume of fluid that will be released."
This step is essential to quantify the severity of potential loss and to assess the overall consequence of a hazardous material release.
Reference: API 580, 2nd Edition (2016), Section 10.6.1
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