RBI Policies

An RBI Policy allows you to develop and execute strategies based on historical data and dynamic data, which is obtained by monitoring conditions in real time. The policies used in RBI are categorized as follows:

These policies appear in the Module Workflow Policies section of the Policy Designer Overview page.

Policies used to Calculate an RBI 581 Risk Analysis

This topic provides a list of Policies used by each family in RBI 581 to calculate an RBI 581 Risk Analysis.

If you want to design a policy, you must be a member of the following Security Groups:

MI Policy Designer

-and-
MI RBI Calculation Policy Designer

If you want to view a policy, you must be a member of the following Security Groups:

MI Policy Viewer

-and-
MI RBI Calculation Policy Viewer

Family: RBI 581 Cracking Damage Evaluation

The following table provides a list of Policies that are used by RBI 581 Cracking Damage Evaluation.

Degradation Mechanism	Policy
581-Sulfide Stress Cracking 581-HIC/SOHIC-H2S	RBI 581 Calculate Environmental Severity
581-HIC/SOHIC-H2S	RBI 581 Calculate Susceptibility - HIC/SOHIC H2S
581-Alkaline Carbonate Stress Corrosion Cracking	RBI 581 Calculate Susceptibility - Alkaline
581-Amine Cracking	RBI 581 Calculate Susceptibility - Amine Cracking
581-Caustic Cracking	RBI 581 Calculate Susceptibility - Caustic
581-Chloride Stress Corrosion Cracking	RBI 581 Calculate Susceptibility - CISCC
581-HIC/SOHIC-HF	RBI 581 Calculate Susceptibility - HIC/SOHIC HF
581-Hydrogen Stress Cracking 581-HIC/SOHIC-HF	RBI 581 Calculate Susceptibility - HSC HF
581-Polythionic Acid Cracking	RBI 581 Calculate Susceptibility - PASCC
581-Sulfide Stress Cracking	RBI 581 Calculated Susceptibility - SSC

Family: RBI 581 External Cracking Damage Evaluation

The following table provides a list of Policies that are used by RBI 581 External Cracking Damage Evaluation.

Degradation Mechanism	Policy
581-Austenitic Component Cracking Under Insulation	RBI 581 Calculate Susceptibility - Austenitic CUI
581-Austenitic Component Atmospheric Cracking	RBI 581 Calculate Susceptibility - Austenitic

Family: RBI 581 Mechanical Fatigue Damage Evaluation

The following table provides a list of Policies that are used by RBI 581 Mechanical Fatigue Damage Evaluation.

Degradation Mechanism	Policy
581-Piping Mechanical Fatigue	RBI 581 Mechanical Fatigue Pipe Damage Evaluation

Family: RBI 581 Thinning and Lining Evaluation

The following table provides a list of Policies that are used by RBI 581 Thinning and Lining Evaluation.

Degradation Mechanism	Policy
581-Amine Corrosion	RBI 581 Amine Corrosion Rate
581-Acid Sour Water Corrosion	RBI 581 Acid Sour Corrosion Rate
581-Alkaline Sour Water Corrosion	RBI 581 Alkaline Sour Water Corrosion Rate
581-Atmospheric Tank Bottom Corrosion	RBI 581 AST Bottom Corrosion Rate
581-Atmospheric Tank Bottom Corrosion	RBI 581 Damage Factor - AST Bottom Thinning
581-Cooling Water Corrosion	RBI 581 Cooling Water Corrosion Rate Estimation
581-Soil Side Corrosion	RBI 581 Soil Side Corrosion Rate Calculation
581-High Temperature H2/H2S Corrosion	RBI 581 H2-H2S Corrosion Rate
581-Sulfuric Acid Corrosion	RBI 581 H2SO4 Corrosion Rate
581-Hydrochloric Acid Corrosion	RBI 581 HCL Corrosion Rate
581-High Temperature Oxidation	RBI 581 HT Oxidation Corrosion Rate
581-Hydrofluoric Acid Corrosion	RBI 581 Hydrofluoric Acid Corrosion Rate
581-High Temperature Sulfidic and Naphthenic Acid Corrosion	RBI 581 Sulfidic and Naphthenic Corrosion Rate

Policies used to Generate Recommendations

This topic provides a list of Policies that are used to generate Recommendations in RBI 581.

If you want to design a policy, you must be a member of the following Security Groups:

MI Policy Designer

-and-
MI RBI Recommendation Policy Designer

If you want to view a policy, you must be a member of the following Security Groups:

MI Policy Viewer

-and-
MI RBI Recommendation Policy Viewer

Component Type: Storage Tank

The following table lists the policies that are used by components of type Storage Tank, the DMs that are applicable to use the policy, and the fields that are used in the policy.

Policy	Fields used by the Policy (Family Name)	Applicable Degradation Mechanisms
RBI 581 Tank Shell Ext Corrosion Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Insulation Present (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis) Damage Mechanism (RBI Degradation Mechanism Evaluation)	All DMs related to RBI 581 External Damage Evaluation
RBI 581 Tank Shell Int Corrosion Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis)	All DMs related to RBI 581 Thinning and Lining Evaluation except 581- Atmospheric Storage Tank Bottom

Component Type: Storage Tank Bottom

The following table lists the policies that are used by components of type Storage Tank Bottom, the DMs that are applicable to use the policy, and the families that use the policy.

Policy	Fields used by the Policy (Family Name	Applicable Degradation Mechanisms
RBI 581 Tank Bottom Insp Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis)	581- Atmospheric Storage tank Bottom All DMs related to RBI 581 Cracking Damage Evaluation

Other Component Types

The following table lists the policies that are used by components other than Storage Tank, Storage Tank Bottom, and Heat Exchangers, the DMs that are applicable to use the policy, and the families that use the policy.

Policy	Fields used by the Policy (Family Name)	Applicable Degradation Mechanisms
RBI 581 Thinning and Lining Insp Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Is Intrusive? (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis) Liner Present (RBI 581 Thinning and Lining Evaluation) Thinning Type (RBI 581 Thinning and Lining Evaluation)	All DMs related to RBI 581 Thinning and Lining Evaluation except 581- Atmospheric Storage Tank Bottom
RBI 581 External Damage Inspection Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis) Insulation Present (RBI 581 Risk Analysis) Damage Mechanism (RBI Degradation Mechanism Evaluation)	All DMs related to RBI 581 External Cracking Damage Evaluation All DMs related to RBI 581 External Damage Evaluation
RBI 581 Env Cracking Insp Recommendation	Component Type (RBI 581 Risk Analysis) Inspection Will Mitigate (RBI 581 Risk Analysis) Is Intrusive? (RBI 581 Risk Analysis) Target Inspection Date (RBI 581 Risk Analysis) Damage Mechanism (RBI Degradation Mechanism Evaluation)	All DMs related to RBI 581 Cracking Damage Evaluation

Policies used in Risk Mapping

This following policies are used in risk mapping in RBI 581:

581-DEF-RISK_MAPPING-OPERATIONS
581-DEF-RISK_MAPPING-SAFETY

If you want to design a policy, you must be a member of the following Security Groups:

MI Policy Designer

-and-
RBI Risk Mapping Policy Designer

If you want to view a policy, you must be a member of the following Security Groups:

MI Policy Viewer

-and-
RBI Risk Mapping Policy Viewer

Policies and Fields Used to Calculate Corrosion Rate

The following table provides a list of policies that are used and fields that are required to calculate the corrosion rate for each DM related to RBI 581 Thinning and Lining Evaluation.

Damage Mechanism	Policy Name	Field	Family
581-Hydrochloric Acid Corrosion	RBI 581 HCL Corrosion Rate	Is Air or Oxident Present?	RBI 581 Thinning and Lining Evaluation
		pH of Water	RBI 581 Risk Analysis
		Operating Temperature	RBI 581 Risk Analysis
581-High Temperature Sulfidic and Naphthenic Acid	RBI 581 Sulfidic and Naphthenic Corrosion Rate	Total Acid Number	RBI 581 Thinning and Lining Evaluation
		Sulphur Concentration	RBI 581 Thinning and Lining Evaluation
		Fluid Velocity	RBI 581 Risk Analysis
		Operating Temperature	RBI 581 Risk Analysis
581-High Temperature H2/H2S Corrosion	RBI 581 H2-H2S Corrosion Rate	H2/H2S Content	RBI 581 Thinning and Lining Evaluation
		Hydrocarbon Type	RBI 581 Thinning and Lining Evaluation
		Operating Temperature	RBI 581 Risk Analysis
581-Sulfuric Acid Corrosion	RBI 581 H2SO4 Corrosion Rate	Acid Concentration	RBI 581 Thinning and Lining Evaluation
		Is Air or Oxident Present?	RBI 581 Thinning and Lining Evaluation
		Operating Temperature	RBI 581 Risk Analysis
		Fluid Velocity	RBI 581 Risk Analysis
581-High Temperature Oxidation	RBI 581 HT Oxidation Corrosion Rate	Is Air or Oxident Present?	RBI 581 Thinning and Lining Evaluation
581-High Temperature Oxidation	RBI 581 HT Oxidation Corrosion Rate	Operating Temperature	RBI 581 Risk Analysis
581-Acid Sour Water Corrosion	RBI 581 Acid Sour Corrosion Rate	Oxygen in the Process Stream	RBI 581 Thinning and Lining Evaluation
		Operating Temperature	RBI 581 Risk Analysis
		pH of Water	RBI 581 Risk Analysis
		Fluid Velocity	RBI 581 Risk Analysis
581-Amine Corrosion	RBI 581 Amine Corrosion Rate	Acid Gas Loading	RBI 581 Thinning and Lining Evaluation
		Amine Concentration	RBI 581 Thinning and Lining Evaluation
		Amine Type	RBI 581 Thinning and Lining Evaluation
		Heat Stable Amine Salts(HSAS)	RBI 581 Thinning and Lining Evaluation
		Operating Temperature	RBI 581 Risk Analysis
		Fluid Velocity	RBI 581 Risk Analysis
581-Soil Side Corrosion	RBI 581 Soil Side Corrosion Rate Calculation	Cathodic Protection Effectiveness	RBI 581 Thinning and Lining Evaluation
		Coating Type	RBI 581 Thinning and Lining Evaluation
		Maximum Coating Temperature Rating Exceeded?	RBI 581 Thinning and Lining Evaluation
		Soil Resistivity	RBI 581 Thinning and Lining Evaluation
		Soil Type	RBI 581 Thinning and Lining Evaluation
		Coating Maintenance Rare or None?	RBI 581 Thinning and Lining Evaluation
		Coating Age	RBI 581 Thinning and Lining Evaluation
		Coating Present?	RBI 581 Thinning and Lining Evaluation
		Operating Temperature	RBI 581 Risk Analysis
581-Alkaline Sour Water Corrosion	RBI 581 Alkaline Sour Water Corrosion Rate	NH4HS concentration	RBI 581 Thinning and Lining Evaluation
		H2S Partial pressure	RBI 581 Thinning and Lining Evaluation
		Fluid Velocity	RBI 581 Risk Analysis
581-Hydrofluoric Acid Corrosion	RBI 581 Hydrofluoric Acid Corrosion Rate	HF Concentration	RBI 581 Thinning and Lining Evaluation
		Is Air or Oxident Present?	RBI 581 Thinning and Lining Evaluation
		Fluid Velocity	RBI 581 Risk Analysis
		Operating Temperature	RBI 581 Risk Analysis
581-Atmospheric Tank Bottom Corrosion	RBI 581 AST Bottom Corrosion Rate	Soil Resistivity	RBI 581 Thinning and Lining Evaluation
		AST Pad	RBI 581 Thinning and Lining Evaluation
		AST Drainage	RBI 581 Thinning and Lining Evaluation
		AST Bottom Type	RBI 581 Thinning and Lining Evaluation
		AST Steam Coil Heater	RBI 581 Thinning and Lining Evaluation
		Cathodic Protection	RBI 581 Thinning and Lining Evaluation
		Product Side Condition	RBI 581 Thinning and Lining Evaluation
		Water Product Draws	RBI 581 Thinning and Lining Evaluation
		Thinning Type	RBI 581 Thinning and Lining Evaluation
		Has Release Prevention Barrier?	RBI 581 Risk Analysis
		Component Type	RBI 581 Risk Analysis
		GFF Component Type	RBI 581 Risk Analysis
		Operating Temperature	RBI 581 Risk Analysis
581-Cooling Water Corrosion	RBI 581 Cooling Water Corrosion Rate Estimation	Recirculating System Type	RBI 581 Thinning and Lining Evaluation
		Cooling System Type	RBI 581 Thinning and Lining Evaluation
		Water Type	RBI 581 Thinning and Lining Evaluation
		Water Treatment Type	RBI 581 Thinning and Lining Evaluation
		Calcium Hardness	RBI 581 Thinning and Lining Evaluation
		Total Dissolved Solids	RBI 581 Thinning and Lining Evaluation
		MO Alkalinity	RBI 581 Thinning and Lining Evaluation
		Cl Concentration	RBI 581 Thinning and Lining Evaluation
		Fluid Velocity	RBI 581 Risk Analysis
		pH of Water	RBI 581 Risk Analysis
		Operating Temperature	RBI 581 Risk Analysis

Policies and Fields Used to Calculate Susceptibility

The following table provides a list of policies that are used and fields that are required to calculate susceptibility for each DM related to RBI 581 Cracking Damage Evaluation.

Damage Mechanism	Policy Name	Field	Family
581-Amine Cracking	RBI 581 Calculate Susceptibility – Amine Cracking	Amine Solution Type	RBI 581 Cracking Damage Evaluation
		Amine Type	RBI 581 Cracking Damage Evaluation
		Heat Traced?	RBI 581 Cracking Damage Evaluation
		Steam Out?	RBI 581 Cracking Damage Evaluation
		Operating Temperature	RBI 581 Risk Analysis
581-Alkaline Carbonate Stress Corrosion Cracking	RBI 581 Calculate Susceptibility – Alkaline	CO3 Concentration in Water	RBI 581 Cracking Damage Evaluation
581-Alkaline Carbonate Stress Corrosion Cracking	RBI 581 Calculate Susceptibility – Alkaline	pH of Water	RBI 581 Risk Analysis
581-Caustic Cracking	RBI 581 Calculate Susceptibility – Caustic	Heat Traced?	RBI 581 Cracking Damage Evaluation
		Steam Out?	RBI 581 Cracking Damage Evaluation
		Caustic Type	RBI 581 Cracking Damage Evaluation
		NaOH Caustic Concentration	RBI 581 Cracking Damage Evaluation
581-Chloride Stress Corrosion Cracking	RBI 581 Calculate Susceptibility – CISCC	Chloride Concentration Water Process	RBI 581 Cracking Damage Evaluation
		Operating Temperature	RBI 581 Risk Analysis
		pH of Water	RBI 581 Risk Analysis
581-Polythionic Acid Cracking	RBI 581 Calculate Susceptibility – PASCC	Exposure to Oxygen During Operation/Downtime	RBI 581 Cracking Damage Evaluation
		Exposure to Sulfur During Operation/Downtime	RBI 581 Cracking Damage Evaluation
		Exposure to Water During Operation/Shutdown	RBI 581 Cracking Damage Evaluation
		Downtime Protection Used	RBI 581 Cracking Damage Evaluation
		Thermal History (Heat Treatment History)	RBI 581 Cracking Damage Evaluation
		Operating Temperature	RBI 581 Risk Analysis
		Base Material	RBI 581 Risk Analysis
581-Hydrogen Stress Cracking	RBI 581 Calculate Susceptibility – HSC HF	HF Present?	RBI 581 Cracking Damage Evaluation
		Maximum Brinnell Hardness	RBI 581 Cracking Damage Evaluation
		Base Material	RBI 581 Risk Analysis
581-HIC/SOHIC - HF	RBI 581 Calculate Susceptibility – HIC/SOHIC HF	HF Present?	RBI 581 Cracking Damage Evaluation
		Sulfur Content of Steel	RBI 581 Cracking Damage Evaluation
		Product Form	RBI 581 Cracking Damage Evaluation
		Base Material	RBI 581 Risk Analysis
581-HIC/SOHIC - H2S	RBI 581 Calculate Susceptibility – HIC/SOHIC H2S	H2S Water Content	RBI 581 Cracking Damage Evaluation
		Sulfur Content of Steel	RBI 581 Cracking Damage Evaluation
		Product Form	RBI 581 Cracking Damage Evaluation
		pH of Water	RBI 581 Risk Analysis
581-Sulfide Stress Cracking	RBI 581 Calculate Susceptibility – SSC	H2S Water Content	RBI 581 Cracking Damage Evaluation
		Maximum Brinnell Hardness	RBI 581 Cracking Damage Evaluation
		pH of Water	RBI 581 Risk Analysis
581-Austenitic Component Atmospheric Cracking	RBI 581 Calculate Susceptibility – Austenitic	Atmospheric Condition	RBI 581 External Cracking Damage Evaluation
581-Austenitic Component Atmospheric Cracking	RBI 581 Calculate Susceptibility – Austenitic	Operating Temperature	RBI 581 Risk Analysis
581-Atmospheric Tank Bottom Corrosion	RBI 581 Calculate Susceptibility – Austenitic CUI	Atmospheric Condition	RBI 581 External Cracking Damage Evaluation
		Piping System Complexity	RBI 581 External Cracking Damage Evaluation
		Insulation Condition	RBI 581 External Cracking Damage Evaluation
		Chloride Free Insulation	RBI 581 External Cracking Damage Evaluation
		Operating Temperature	RBI 581 Risk Analysis