Implementation of the resulting RBI product (e.g. RBI requires the involvement of various segments of the organization such as engineering, maintenance, and operations. However, while an organization’s inspection and materials engineering groups may champion the RBI initiative, RBI is not exclusively an inspection activity. The primary audience for this RP is inspection and engineering personnel who are responsible for the mechanical integrity and operability of equipment covered by this RP. API RP 580 pdf free download.Risk-based Inspection.