Family Field Descriptions

The value in this cell must be one of the following System Codes stored in the FLUID TYPES System Code table:

• Liquid
• Gas

Lost Product Value is determined using letters that represent the following scale:

• A: Indicates any amount greater than $10,000,000.
• B: Indicates an amount that is less than $10,000,000 and greater than $1,000,000.
• C: Indicates an amount that is less than $1,000,000 and greater than $100,000.
• D: Indicates an amount that is less than $100,000 greater than $10,000.
• E: Indicates any amount less than $10,000.

You can specify a value for this field using the datasheet.

The Unit of Measure (UOM) for this field is Pounds/Sq Inch Gage (PSIG).

Lost Product Value is determined using letters that represent the following scale:

• A: Indicates any amount greater than $10,000,000.
• B: Indicates an amount that is less than $10,000,000 and greater than $1,000,000.
• C: Indicates an amount that is less than $1,000,000 and greater than $100,000.
• D: Indicates an amount that is less than $100,000 greater than $10,000.
• E: Indicates any amount less than $10,000.

Meridium’s definition follows those outlined in:

Muhlbauer, W. Kent, Pipeline Risk Management Manual, Gulf Publishing Company, Houston, 2004.

The combined corrosion rate is equal to the sum of the Internal Corrosion Rate and the External Corrosion Rate:

• If the combined corrosion rate < 0.005 ipy, the Corrosion Category is "Low";
• If the combined corrosion rate is > = 0.005 and < 0.010 ipy, the Corrosion Category is "Medium";
• If the combined corrosion rate is > = 0.010 ipy, the Corrosion Category is "High."

A value based on the financial impact of having the facility shutdown to make necessary repairs or to perform necessary inspections.

Lost Product Value is determined using letters that represent the following scale:

• A: Indicates any amount greater than $10,000,000.
• B: Indicates an amount that is less than $10,000,000 and greater than $1,000,000.
• C: Indicates an amount that is less than $1,000,000 and greater than $100,000.
• D: Indicates an amount that is less than $100,000 greater than $10,000.
• E: Indicates any amount less than $10,000.

Consequence

Character

The consequence risk categories (High, Medium High, Medium, and Low) assigned to risk matrix.

Consequence for Protected Assets

Character

The consequence risk categories (High, Medium High, Medium, and Low) assigned to risk matrix associated with protected assets.

Cost of Fluid

Numeric

Cost-per-pound of fluid contained in the asset.

Days to Repair

Numeric

Indicates repair time for the asset.

Environment Cost

Numeric

Cost of cleaning up a potential spill.

Leak Consequence Category

Character

The leak risk categories (High, Medium High, Medium, and Low) assigned to risk matrix.

Tolerate Leak

Boolean

Indicates how capable the process is of maintaining operations in the event of a leak.

Unit Production Margin

Numeric

The Production Margins are determined based on the financial impact of having the facility shutdown to make necessary repairs or perform necessary inspections.

A value based on the financial impact of having the facility shutdown to make necessary repairs or to perform necessary inspections

• A = Any amount greater than $10,000,000.
• B = An amount that is less than $10,000,000 and greater than $1,000,000.
• C = An amount that is less than $1,000,000 and greater than $100,000.
• D = An amount that is less than $100,000 greater than $10,000.
• E = Any amount less than $10,000.

Component

Character

Identifies the RBI Component.

This field is disabled and populated automatically with a value in the following format:

RBICOMP-<Asset>-<Component Type>-<Number>

...where:

• <Asset> is the value in the Asset field.
• <Component Type> is a value based on the type of the component, defined as follows:
  • CS: Cylindrical Shell
  • EB: Exchanger Bundle
  • HD: Exchanger Header
  • ET: Exchanger Tube
  • PP: Piping
  • TB: Tank Bottom
  • RV: Relief Valves
  • RD: Rupture Disks
  • PC: Pump Compressor Casing
• <Number> is the sequence number of the component.

Component Comments

Text

Comments about the component.

None

Component Date in Service

Date

The date on which the component was first put into service.

You can use the Calendar feature to select the date.

Component Description

Character

A description used to identify the Component.

None

Component Status

Character

Indicates whether a component is active or inactive.

Component Type

Character

Identifies which part of the asset the component represents.

The value in this field must be stored in the Criticality Item Type field in one of the Equipment Types records delivered in the APM database.

This field is disabled and populated automatically.

Asset

Character

Identifies the asset.

This field is populated automatically.

Asset Family

Character

Identifies the asset family.

This field is disabled and populated automatically.

Functional Location

Character

Identifies the Functional Location of the asset.

This field is disabled and populated automatically.

Area Humidity

Character

A value based on the geographical location in which the asset is operated.

This field applies only to RBI Components that are linked to one or more Criticality Ext. Corr. Deg. Mech. Eval. records. This field contains the description of all the System Codes in the MI_RBI_Area_Humidity System Code Table. You can choose from the following baseline values:

• Low
• Medium
• High

Calculated Inventory

Numeric

A calculated value based on process fluid properties and dimensions of the component.

This field is disabled and populated automatically. This value is derived from asset dimensions that have been entered in the system instead of an estimated volume.

CUI Inspection Priority Changed

Detection Time

Numeric

The time, in minutes, that is required to detect loss of containment.

None

Fluid Valid for 581 Analysis

Indicates whether the process fluid is valid for an RBI 581 Risk Analysis.

This check box is disabled and selected if the fluid that you have selected in the Process Fluid field is valid for RBI 581.

If this check box is cleared, and you perform an RBI 581 Risk Analysis, you will not be able to calculate the analysis.

The value in this field is used to calculate an analysis if the component type is Storage Tank.

This field contains the description of all the System Codes in the FOUNDATION TYPES System Code Table. You can choose from the following baseline values:

• Clay
• Concrete
• Double Floor
• Gravel
• Sand
• Silt

Initial Fluid Phase

Character

The phase that the representative fluid is in while under containment in current operating conditions.

This field contains the description of all the System Codes in the FLUID TYPES System Code Table. You can choose from the following baseline values:

• Liquid
• Gas

Boolean

Inventory

Numeric

The volume of the asset that could potentially be released in the event of a failure.

The value in this field is used to populate the Inventory Component Mass field in the RBI Consequence Evaluation that is linked to an analysis performed on this component.

The name of the inventory group to which the component is linked.

This field is disabled and blank.

Isolation Time

Numeric

The time, in minutes, that is required to isolate loss of containment.

None

Operating Pressure

Numeric

The internal pressure of the asset under normal operating conditions. It is measured in pounds per square inch gauge.

The value in this field is used to populate the Operating Pressure field in the associated analysis.

Operating Temperature

Numeric

The temperature of the asset under normal operating conditions. It is measured in degrees Fahrenheit.

The value in this field is used to populate the Operating Temperature field in the associated analysis.

Percent Toxic

Numeric

The amount of toxic substances by volume in the process stream.

This field is enabled only if the Toxic Mixture check box is selected.

Process Fluid

Character

The fluid that represents or makes up the greatest volume of the asset. In some cases, the fluid that represents the greatest cause of failure may be selected.

The value in this field must be stored in the Fluid field in one of the Representative Fluids records in the APM database.

Toxic Fluid

Character

The fluid that represents or makes up the greatest toxic volume of the asset. In some cases, the fluid that contributes to the greatest Consequence of Failure (CoF) may be selected.

This field is enabled only if the Toxic Mixture check box is selected.

The value in this field must be stored in the Process Fluid field in one of the Representative Fluids records delivered in the APM baseline database.

Indicates whether the toxic fluid is valid for an RBI 581 Risk Analysis.

This check box is disabled and selected if the fluid that you have selected in the Toxic Model field is valid for RBI 581.

Toxic Mixture

Boolean

Indicates whether or not the process stream contains toxic substances.

If you select this check box, the Toxic Fluid and Percent Fluid boxes are enabled.

Code Year

Character

The year in which the design code that corresponds to the component was defined.

The value in this field must be stored in the Code Year field in the APM Reference Table that corresponds to the value in the Stress Lookup Table field in the RBI Component record.

The value in this field is used to populate the Code Year field on the datasheet of the associated analysis.

The value in this field is used to populate the Construction Code field on the datasheet of the associated analysis.

Design Pressure

Numeric

The pressure at which the component is designed to operate. It is measured in pounds per square inch gauge.

The value in this field is used to populate the Design Pressure field in the associated analysis.

Design Temperature

Numeric

The temperature at which the component is designed to operate. It is measured in degrees Fahrenheit.

The value in this field is used to populate the Design Temperature field in the associated analysis.

Inside Diameter

Numeric

The measurement of the inner diameter of a circular or cylindrical asset, in inches.

The value in this field is used to:

• Populate the Diameter field of the associated RBI Criticality Analysis.
• Calculate Inventory for an RBI Criticality Analysis.

Insulated?

Boolean

Indicates whether or not the component is insulated.

If you select or clear this check box, the Insulated check box on the datasheet of an associated RBI Analysis is selected or cleared accordingly.

Insulation Type

Character

Identifies the insulating material used in the component.

This field is enabled only if the Insulated? check box is selected. The value in this field is used to populate the Insulation Type field on an associated RBI Criticality Analysis datasheet.

This field must contain one of the following values:

• Asbestos
• Calcium Silicate (Cl Free)
• Calcium Silicate (Not Cl Free)
• Foam/Cellular Glass
• Mineral Wool/Fiber Glass
• Pearlite
• Unknown

Is Entry Possible?

Boolean

Indicates whether it is possible to physically enter an asset for the purposes of performing an inspection.

This field contains the description of all the System Codes in the MI_YES_NO System Code Table. You can choose from the following baseline values:

• Yes (Y)
• No (N)

Length

Numeric

The total length, in inches, of an asset measured in a straight line from head seam to head seam.

This value is used to calculate inventory for Component types other than Piping in an RBI Criticality Analysis.

Material Grade

Character

Identifies the grade of the material of the component provided by the manufacturer. You can find it on the nameplate or the U1 Form.

The value in this field must be stored in the Material Grade field in the APM Reference Table that corresponds with the value the Stress Lookup Table field in the RBI Component.

The value in this field is used to populate the Material Grade field on the datasheet of the associated analysis.

Material Spec

Character

Identifies the material of the component that is provided by the manufacturer. You can find it on the nameplate or the U1 Form.

The value in this field must be stored in the Material Spec field in the APM Reference Table that corresponds with the value the Stress Lookup Table field in the RBI Component.

The value in this field is used to populate the Material Spec field on the datasheet of the associated analysis.

Nominal Thickness

Numeric

An estimated or measured thickness used as the starting point for thickness based Remaining Life calculations.

The value in this field is used to populate the Nominal Thickness field on the datasheet of an associated RBI Criticality Analysis.

PWHT

Boolean

Indicates whether or not Post Weld Heat Treatment (PWHT) has been performed to relieve residual stresses from the construction of the asset.

Stress Lookup Table

Character

Identifies the type of asset being assessed so that the appropriate design codes are used.

This field contains the description of all the System Codes in the MI_STRESS_LOOKUP_TABLE System Code Table. You can choose from the following baseline values:

• Piping
• Pressure Vessels
• Tanks

The value in this field is used to populate the Stress Lookup Table field on the datasheet of the associated analysis.

Weld Joint Efficiency

Numeric

Indicates the type of inspection used to ensure the quality of welds and the type of weld joints used during construction.

This field is used to populate the Joint Efficiency field on the datasheet of an RBI Criticality Analysis.

This field must contain one of the following values:

• 0.35
• 0.4
• 0.45
• 0.5
• 0.55
• 0.6
• 0.65
• 0.7
• 0.75
• 0.8
• 0.85
• 0.9
• 0.95
• 1.0

Corrosion Type

Character

The type of corrosion to which equipment is susceptible.

You can specify a value for this field using the datasheet.

Corrosive Product

Character

Identifies the elements in the process stream that are responsible for the most aggressive corrosion.

None

Estimated External Corrosion Rate

Numeric

The rate of external degradation given by the subject matter expert during the corrosion study. This value is used in the absence of quality data from the field.

The value in this field is used to populate the Estimated Rate field on an associated Criticality Ext. Corr. Deg. Mech. Eval. datasheet.

Estimated Internal Corrosion Rate

Numeric

The rate of internal degradation provided by the subject matter expert during the corrosion study. This value is used in the absence of quality data from the field.

The value in this field is used to populate the Estimated Rate field on an associated Criticality Int. Corr. Deg. Mech. Eval. datasheet.

Internal Corrosion Type

Character

Used in inspection planning to drive different activities for localized and general thinning mechanisms.

This field contains the descriptions of all the System Codes in the CORROSION TYPES System Code Table. You can choose from the following baseline values:

• General
• Localized
• Pitting

Measured External Corrosion Rate

Numeric

The corrosion rate, in inches per year, identified by Ultrasonic Thickness or Profile Radiography in the field.

None

Predictable Corr. Location

Boolean

Indicates whether or not it is known where the most aggressive corrosion is happening in the asset.

Predictable Int. Corr. Location

Boolean

Indicates whether or not it is known where the most aggressive internal corrosion is happening in the asset.

Source of Calculated Corrosion Rate

Character

The source of the Thickness Monitoring Calculated Corrosion Rate.

The value in this field is used while integrating this module with Thickness Monitoring. This field contains the descriptions of all the System Codes in the MI_RBI_CALC_CORRO_SRC System Code Table. You can choose from the following baseline values:

• Asset
• Component
• Manual Entry

The following table provides the behavior of the Controlling Corrosion Rate, Short Term Corrosion Rate, and Long Term Corrosion Rate fields in the associated RBI 581 Thinning and Lining Evaluation or Criticality Int. Corr. Deg. Mech. Eval. based on your selection in this field.

Damage Mechanism

Character

A process that induces deleterious micro and/or macro material changes over time that are harmful to the material condition or mechanical properties.

Probability Category Description

Character

Category to which an event is likely to occur within the time frame under consideration. The mathematical definition of probability is a real number in the scale 0 to 1 and is attached to a random event.

Date in Service

Date

Indicates the date on which the asset was exposed to the environment, making it susceptible to this Degradation Mechanism.

This date is used as the basis for all the calculations for each Degradation Mechanism.

Equivalent Number of Inspections

Numeric

A value that represents the summation of averaging a group of inspections over a period of time.

This approach is used only with the semi-quantitative risk model in APM.

Estimated Rate

Numeric

The corrosion rate given by the subject matter expert for the asset.

Should be used in the absence of quality ultrasonic thickness (UT) data.

Inspection Confidence

Character

Describes how effective the prior inspections were at correctly identifying the presence and extent of internal corrosion.

An input from the following categories:

• Very High (VH)
• High (H)
• Medium (M)
• Low (L)

Selected Corrosion Rate

Numeric

Indicates which corrosion rate the risk analyst has chosen as the basis of the analysis.

Used for all remaining life calculations in RBI.

Use Combined Confidence

Boolean

Indicates whether or not the risk analyst has chosen to use the Rule of Threes.

None

Wall Thickness Loss

Numeric

Indicates how much of the original wall thickness has been lost at the time of analysis.

None

DF

Numeric

Damage Factor (DF) is a calculated value that quantifies the extent of damage from this Degradation Mechanism at the time of the analysis.

None

Estimated Half Life

Numeric

Half of the calculated remaining life.

The value in this field is the result of the following calculation:

((Initial Wall Thickness) – (Ext. Est. Wall Loss) – (Ext. Est. Min. Thickness)) / (2 * (Ext Corr. Rate))

This value will be used to cap the inspection interval.

Estimated Wall Loss

Numeric

Estimates how much of the original wall thickness has been lost at the time of analysis.

None

Failure Frequency

Numeric

A Probability of Failure (PoF) developed for specific component types based on a large population of component data that does not include the effects of specific damage mechanisms.

This data is one of the factors used to determine the PoF.

Fractional Wall Loss

Numeric

The Fractional Wall Loss is calculated by dividing the estimated internal wall loss by the original wall thickness.

None

Wall Ratio

Numeric

The estimated remaining wall divided by the required minimum wall thickness.

Used as a tool to validate the data used in the assessment.

Years in Service

Numeric

The number of years an asset item has been in service. This time frame is measured from the initial date in its current service to the time the Probability of Failure Analysis is performed.

None

Cyanides

Boolean

Indicates whether or not cyanides are present.

None

Damage at Last Inspection

Boolean

Indicates whether Wet H2S damage was found at the last inspection.

None

Date in Service

Date

Indicates the date on which the asset was exposed to the environment, making it susceptible to this Degradation Mechanism.

The date in this field must be earlier than or equal to the date in the Inspection Date field.

This date is used as the basis for all the calculations for the Degradation Mechanism.

Env. Cracking Higher Levels

Boolean

Allows the risk analyst to add an additional factor if they believe that the likelihood of cracking is much higher.

This affects the results of the cracking assessment by an order of magnitude.

Free Water

Numeric

Water that is available to react with a cracking agent.

None

H2S Content

Character

The percentage of H2S in the process stream.

None

Initial Potential

Character

The potential for cracking based only on material and environmental criteria and not on inspection history.

None

This field is populated by the value in the Completion Date field for the Inspection. If there is more than one linked Inspection, the latest date is used. If there are no linked Inspections, this field will be blank. You can also enter a value in this field manually.

Is Entry Possible?

Character

Indicates whether or not it is possible to physically enter an asset for the purposes of performing an inspection.

PT or MT Access?

Character

Indicates whether or not it is possible to physically enter an asset from a Penetrant Testing (PT) point or a Magnetic Particle Testing (MT) point for the purposes of performing an Inspection.

PWHT

Boolean

Indicates whether or not Post Weld Heat Treatment (PWHT) has been performed to relieve residual stresses from construction of the asset.

None

Adjusted Env. DF

Numeric

Calculated value for the years in service.

None

Adjusted Years Last Inspection

Numeric

The adjusted number of years since the last inspection. This time is measured from the most recent inspection to the time the Probability of Failure (PoF) Analysis.

This is a calculated value.

Updated Potential

Character

The updated potential for damage is based on the number of prior inspections, their respective confidence levels, and whether or not damage was found during the last inspection.

This is a calculated value.

Years Last Inspection

Numeric

The number of years since the last inspection. This time is measured from the last inspection to the time the Probability of Failure (PoF) Analysis is conducted.

This is a calculated value.

Coating Quality

Character

The type of coating applied to the asset before insulating.

This field contains the description of all the System Codes in the MI_RBI_Coating_Quality System Code Table. You can choose from the following baseline values:

• Best
• Average
• None

The value in this field is used for calculating the value in the Coating Factor field.

Date in Service

Date

Indicates the date on which the asset was exposed to the environment, making it susceptible to this Degradation Mechanism.

The date in this field must be earlier than or equal to the date in the Inspection Date field.

This date is used as the basis for all the calculations for the Degradation Mechanism.

This field is populated by the value in the Completion Date field for the Inspection. If there is more than one linked Inspection, the latest date is used. If there are no linked Inspections, this field will be blank. You can also enter a value in this field manually.

Insulation Condition

Character

The condition of the insulation.

This field contains the description of all the System Codes in the MI_RBI_Insulation_Condition System Code Table. You can choose from the following baseline values:

• Good
• Fair
• Poor

Near Cooling Tower?

Boolean

Indicates whether or not the asset is located near a cooling tower.

None

By default, this field contains the value 0.

If the DME is associated with a piping component, the value in this field is used in calculating the complexity of the piping circuit, which impacts the value in the Age field.

By default, this field contains the value 0.

If the DME is associated with a piping component, the value in this field is used in calculating the complexity of the piping circuit, which impacts the value in the Age field.

By default, this field contains the value 0.

If the DME is associated with a piping component, the value in this field is used in calculating the complexity of the piping circuit, which impacts the value in the Age field.

Adjusted ECDF

Numeric

The adjusted value of the External Corrosion Damage Factor.

This field is used for RBI Pipeline analyses.

Age

Numeric

Indicated the external age of the component and is measured from the date the asset item was renewed to a like-new condition.

The external age of an asset differs from its years in service. External age is measured from the date of the last painting or coating of the asset.

This field is disabled. The value in this field is calculated as follows:

Age = Years in Service – (Coating factor x 5)

For a piping component, the value in the Age field is based on the Coating Factor and the complexity of the piping circuit. Circuit Complexity is calculated as follows:

Circuit Complexity = (Number of Penetrations + Number of Terminations + Number of Vertical Runs) / Piping Circuit Length

Based on the Circuit Complexity and the value in the Coating Factor field, the value in the Age field of the piping component is calculated as follows:

• If the Circuit Complexity > 0.05, then:

  Age = Years in Service – (Coating factor x 5)

• If the Circuit Complexity <= 0.05 and >=0.01, then:

  Age = Years in Service – (Coating factor x 5) – 5

• If the Circuit Complexity < 0.01, then:

  Age = Years in Service – (Coating factor x 5) – 10

Piping Circuit complexity has a default value of N/A. There will be no age reduction for Circuit Complexity value N/A and a value > 0.05

Area Humidity Factor

Numeric

Should be set based on the humanity of the geographical region in which the asset is operated.

None

Calculated Corrosion Rate

Numeric

The Calculated Corrosion Rate for Corrosion Under Insulation (CUI) is the product of the external corrosion rate and the humidity factor.

None

Coating Factor

Numeric

That factor that results from the selection made in the Coating Quality field.

The value in the Coating Factor filed is calculated as follows:

• If you selected Coating Quality as None, then:

  Coating Factor= 0.2

• If you selected Coating Quality as Average, then:

  Coating Factor= 1

• If you selected Coating Quality as Best, then:

  Coating Factor= 2

The value in this field impacts the calculation of the value in the Age field.

Corrosion Factor

Numeric

That factor that results from the selection made in the Corrosion field.

The value in this field impacts the calculation.

Estimated Minimum Thickness

Numeric

A user-defined minimum thickness.

The value in this field impacts the calculation.

Insulation Condition Factor

Numeric

The factor that results from the selection made in the Insulation Condition field.

The value in this field impacts the calculation.

Insulation Type Factor

Numeric

 The factor that results from the selection made in the Insulation Type field.

The value in this field impacts the calculation.

This is the most conservative Controlling Corrosion Rate field on the Asset Corrosion Analysis family from all the TML Groups mapped to RBI Component.

This field is disabled. If the value in the Source of Calculated Corrosion Rates field in the associated Component is:

• Asset, then this field is populated based on the value in the Controlling Corrosion Rate field in the associated Asset Corrosion Analysis in Thickness Monitoring.
• Component, then this field is populated based on the highest value in the Controlling Corrosion Rate fields in the associated Asset Corrosion Analyses linked to the TML Groups.
• Manual Entry, then this field is blank because controlling corrosion rate is always specified in Thickness Monitoring. You cannot enter a value in this field.

Example:

• TML Group 1 – CCR - .3 MIL/Yr
• TML Group 2 – CCR - .45 MIL/Yr
• TML Group 3 – CCR - .33 MIL-Yr

RBI Component is mapped to:

• TML Group 1 and
• TML Group 2

Resulting CCR on Internal DME : 00045 Inches/Yr

When you copy the analysis without copying the Recommendations, the value in this field is not copied. It is updated based on the Asset or TML Group that is linked to the component. When you copy the analysis along with the Recommendations, then the value in this field is copied.

Date in Service

Date

Indicates the date on which the asset was exposed to the environment, making it susceptible to this Degradation Mechanism.

The date in this field must be earlier than or equal to the date in the Inspection Date field.

This date is used as the basis for all the calculations for the Degradation Mechanism.

This field is populated by the value in the Completion Date field for the Inspection. If there is more than one linked Inspection, the latest date is used. If there are no linked Inspections, this field will be blank. You can also enter a value in this field manually.

Predictable

Character

Indicates whether or not it is known where the most aggressive corrosion is happening in the asset.

None

Thinning Type

Character

Indicates what type of wall loss is occ

urring in the asset.

None

Adjusted ICDF

Numeric

The adjusted value of the Internal Corrosion Damage Factor.

This field is used for RBI Pipeline analyses.

Estimated Wall Remaining

Numeric

The estimated remaining wall thickness.

This is a calculated value.

Piping Vibration

Boolean

Indicates whether or not the asset is susceptible to piping vibration.

None

Pulsating/Cycling Service

Boolean

Indicates whether or not the asset has a Pulsating/Cycling service.  

None

Service Severity - Leak

Character

Defines the consequences inherent to the particular process in which the devices operate.

None

Soft Seat

Boolean

Indicates whether or not the asset has a Soft Seat.

None

Final Inspection Interval

Numeric

The inspection interval that used for this device.

This is a calculated value.

Operation Ratio

Numeric

The ratio of the maximum system operating pressure to the set pressure.

None

Weibull Updated Characteristic Life

Numeric

A parameter modified to account for:

• Installation factors
• Design features
• Overpressure factors
• Environmental factors
• Years

None

DF

Numeric

Damage Factor (DF) is a calculated value that quantifies the extent of damage from this Damage Mechanism at the time of analysis.

This is a calculated value.

Failure Frequency

Numeric

The Probability of Failure (PoF) developed for specific component types based on a large population of component data that does not include the effects of specific damage mechanisms.

This data is one of the factors used to determine the Probability of Failure (PoF).

The Probability Category is based on the Probability of Lost of Containment- Current Interval field calculated using duration between the calculation date and the next inspection date.

The categorical representation of the Probability of Loss of Containment.

Failure Frequency of Protected Asset

Numeric

The Probability of Failure (PoF) developed for specific component types based on a large population of component data that does not include the effects of specific damage mechanisms.

This data is one of the factors used to determine the Probability of Failure (PoF) for the asset.

Final Inspection Interval

Numeric

The inspection interval that will be used for this device.

This is a calculated value.

Modified Characteristic Life

Numeric

A parameter modified to account for:

• Installation factors
• Design features
• Overpressure
• Environmental factors
• Years

None

Overpressure

Numeric

Events that can cause failure of the asset protected by the device, leading to a loss of containment.

None

Overpressure Factor (Fo)

Numeric

The factor that results from the selection made in the Overpressure field.

None

Probability of Failure on Demand – RBI Interval

Numeric

The extent to which an event is likely to occur within the time frame under consideration. This is based on the RBI recommended interval calculated as a result of PRD analysis. The mathematical definition of probability is a real number on the scale 0 to 1 and is attached to a random event.

This is a calculated value.

Probability of Loss of Containment - RBI Interval

Numeric

 Extent to which an event is likely to occur within the time frame under consideration. This is based on the RBI recommended interval calculated as a result of PRD analysis. The mathematical definition of probability is a real number in the scale 0 to 1 and is attached to a random event.

This is a calculated value.

Weibull Updated Characteristic Life Parameter

Numeric

A parameter modified to account for:

• Installation factors
• Design features
• Overpressure
• Environmental factors
• Years

This is a calculated value.

Above Ground Facilities

Character

Indicates that sections of the pipeline are above ground and are susceptible to specific modes of damage.

None

Activity Level

Character

Indicates the level of human activity in the vicinity of the asset.

Increased activity increases the likelihood that damage may occur.

Below Bottom of Waterway

Character

In the case of pipeline segments that are submerged at a water crossing, credit is given for depth below water surface and for depth below bottom of waterway.

None

Below Water Surface

Character

The depth below the water's surface.

None

Concrete Coating

Character

A protective coating around the pipeline to prevent damage.

None

Mechanical Pipe Protection

Character

Mechanical protection that shields the pipe from third-party damage by one of the following methods:

• Coating the pipe with reinforced concrete.
• Encasing the pipe.
• Placing a reinforced concrete slab over, but not in contact with, the pipe.

None

Minimal Depth of Cover

Numeric

The depth of coverage at the shallowest point for a pipeline segment.

The average depth of cover for a pipeline segment directly influences the probability of a release due to third-party damage.

One-Call System

Character

A one-call system is a service that receives calls regarding upcoming excavation activities and relays the information to the affected utilities.

A line locating program is central in avoiding third-party damage.

Patrol Frequency

Character

Describes how often the pipeline is patrolled.

Patrolling the pipeline is a proven method of reducing third party intrusions. The patrols are a means to identify impending threats to the pipeline (e.g. construction activities).

Pipeline Market Tape (Warning Mesh)

Character

Marker tape or warning mesh installed above a pipeline is an additional measure to protect against third party damage.

The brightly colored tape or mesh installed above the pipeline may help avert damage to the pipeline.

Previous Damage

Character

 Indicates whether or not damage was observed during prior inspection activities.

None

Public Education

Character

The programs put in place to warn those who live or work near pipeline assets.

Public education programs are thought to play a significant role in reducing third-party damage to pipelines.

Right-Of-Way Condition

Character

 Pipeline rights of way are defined parcels of land where pipelines and related asset are installed underground and above ground.

A clearly marked, easily recognized Right-of-Way reduces the susceptibility to third-party damage.

Submerged at Water Crossing

Boolean

Indicates whether or not the pipeline segment is underwater at the point of crossing.

None

Above Ground

Numeric

Indicates that sections of the pipeline are above ground and are susceptible to specific modes of damage.

None

Activity Level Points

Numeric

The points awarded for the selection made in the Activity Level field.

The value in this field impacts the calculation.

Depth of Cover Points

Numeric

The points awarded for the selection made in the Depth of Cover field.

One-Call System Points

Numeric

The points awarded for the selection made in the One-Call System field.

Patrol Frequency Points

Numeric

The points awarded for the selection made in the Patrol Frequency field.

The value in this field impacts the calculation.

Previous Damage Points

Numeric

That points awarded for the selection made in the Previous Damage field.

Probability of Failure

Numeric

The extent to which a Probability of Failure (PoF) event is likely to occur within the time frame under consideration. The mathematical definition of probability is a real number in the scale 0 to 1 and is attached to a random event.

None

Probability of Failure - TPD

Numeric

The extent to which Third Party Damage (TPD) event is likely to occur within the time frame under consideration. The mathematical definition of probability is a real number in the scale 0 to 1 and is attached to a random event.

None

Public Education Points

Numeric

The points awarded for the selection made in Public Education field.

Right-Of-Way Condition Points

Numeric

 The points awarded for the selection made in Right-Of-Way (RoW) field.

Total Points (TPD)

Numeric

The summation of all points resulting from the data used in the analysis.

The value in this field impacts the calculation.

The value in this field must be a numeric value, which is equal to or greater than 1.

This field contains a list of:

• All DME families configured with the Has RBI Degradation Mechanism Evaluation Relationship Definition to the Analysis family.
• All Consequence Evaluation families that are configured with the Has Consequence Evaluation Relationship Definition to the Analysis family.
• The Analysis family.

This field is disabled and populated automatically with the value in the Analysis ID field from the RBI Criticality Analysis record associated with the RBI Component.

This field is disabled.

When this field is set to True, it indicates that the Component will not be identified as a Representative RBI Component for the Inspection Group.

When this field is set to False, it indicates that the RBI Component can be selected as a Representative RBI Component for the Inspection Group.

When this field is set to True, it indicates that the RBI Component is selected as the Representative RBI Component for the Inspection Group.

When this field is set to False, it indicates that the RBI Component is not selected as the Representative RBI Component for the Inspection Group.

This field is enabled only when the associated Inspection Group record is in the Proposed state.

• Selected By Engine
• Temperature/Pressure Criteria
• User Selected

When this field is set to True, it indicates that the RBI Component is automatically selected as the Representative RBI Component for the Inspection Group by the system.

When this field is set to False, it indicates that the RBI Component is manually selected as the Representative RBI Component for the Inspection Group by a user.

This field does not appear on the Grouping Element datasheet.

• Criticality Ext. Corr. Deg. Mech. Eval. if the corrosion type is CUI (Corrosion Under Insulation).
• Criticality Int. Corr. Deg. Mech. Eval. if the corrosion type is ICPC (Internal Corrosion).

This field is populated with a system code description stored in the CORROSION TYPES system code table.

This field is disabled and populated automatically with the value in the Wall Ratio field from either of the following records associated with the RBI Component:

• Criticality Ext. Corr. Deg. Mech. Eval. if the corrosion type is CUI (Corrosion Under Insulation).
• Criticality Int. Corr. Deg. Mech. Eval. if the corrosion type is ICPC (Internal Corrosion).

This value in this field, in addition to the following other Piping Stress fields, is used to determine the value that is populated in the Allowable Stress field in the associated RBI Criticality Analysis:

• Code Year
• Construction Code
• Design Temperature
• Material Grade
• Material Spec
• Stress Lookup Table

The value in this field is used to populate the Code Year field in the associated RBI Criticality Analysis:

This field must contain a value in order for APM to retrieve:

• The value in the Allowable Stress field in the Piping Stress record from the Piping Stress reference table.
• Values in the Material Spec list in the Piping Stress record.

The value in this field is used to populate the Construction Code field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the Piping Stress record from the Piping Stress Reference table.

The value in this field is used to populate the Material Grade field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the Piping Stress record from the Piping Stress Reference table.

If there is no material grade value in the specification, then this field is populated with the value NS, which implies not specified.

For Construction Code B31.3 or B31.1 and Code Year 2014, if two or more Piping Stress records have the same values for Material Specification and Material Grade, then the value in this field is populated with a value in the following format: <Material Grade>-<Class>-<Size>-<Notes>

The value in this field is used to populate the Material Spec field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve:

• The value in the Allowable Stress field in the Piping Stress record from the Piping Stress reference table.
• Values in the Material Grade list in the Piping Stress record.

Metal Temperature

The value in this field is used to populate the Design Temperature field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the Piping Stress record from the Piping Stress reference table.

This value in this field, in addition to the following other PV Stress fields, is used to determine the value that is populated in the Allowable Stress field in the associated RBI Criticality Analysis:

• Code Year
• Construction Code
• Design Temperature
• Material Grade
• Material Spec
• Stress Lookup Table

The value in this field is used to populate the Code Year field in the associated RBI Criticality Analysis:

This field must contain a value in order for APM to retrieve:

• The value in the Allowable Stress field in the PV Stress record from the PV Stress reference table.
• Values in the Material Spec list in the PV Stress record.

The value in this field is used to populate the Construction Code field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the PV Stress record from the PV Stress Reference table.

The value in this field is used to populate the Material Grade field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the PV Stress record from the PV Stress Reference table.

The value in this field is used to populate the Material Spec field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve:

• The value in the Allowable Stress field in the PV Stress record from the PV Stress reference table.
• Values in the Material Grade list in the PV Stress record.

The value in this field is used to populate the Design Temperature field in the associated RBI Criticality Analysis.

This field must contain a value in order for APM to retrieve the value in the Allowable Stress field in the PV Stress record from the PV Stress reference table.

Analysis ID

Character

Specifies the Record ID of the Equipment or Functional Location Record.

When you create an analysis through the RBI Workflow, the APM system automatically populates this field.

For a What-If Analysis, the value in this field is in the following format:

W <Analysis ID of the main analysis> <Number>

...where <Number> is the sequential number of the What-If Analysis.

Analysis Start Date

Date

The date on which the analysis began.

You can use the Calendar feature to select the date on which the analysis began.

This field is required.

Criticality Item Type

Character

Describes the type of component being assessed.

This data will be used to select which elements are required to calculate risk.

Date Criticality Calculated

Date

The date on which the Criticality Analysis was calculated.

Effective Date for Risk Analysis

Date

A designated future date at which time the risk data becomes valid.

You can use the Calendar feature to select the date on which you want to access future risk.

For a What-If Analysis, this field is populated with the value W. For other types of analyses, this field is blank.

This field does not appear on the datasheet.

Generic Failure Frequency

 Numeric

A Probability of Failure (PoF) developed for specific component types based on a large population of component data that does not include the effects of specific damage mechanisms.

This data is one of the factors used to determine the PoF.

Location ID

Character

Identifies the functional location.

Scenario ID

Character

Identifies a particular set of data or activities.

May be used to query data in APM that is all related to a common activity or data set.

Scenario Reference Date

Date

The date on which the scenario occurred.

May be used to query data in APM that is all related to a common activity or data set.

Operating Pressure

Numeric

The internal pressure of the asset under normal operating conditions. It is measured in pounds per square inch gauge.

A value is required in this field.

By default, this field populated with the value in the Operating Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be less than or equal to the value in the Design Pressure field.

If the value in the Design Pressure field is greater than or equal to zero, the value in this field must be less than or equal to the value in the Design Pressure field.

If the value in the Design Pressure field is less than zero, you can calculate the analysis with any value in this field.

Operating Temperature

Numeric

The temperature of the asset under normal operating conditions. It is measured in degrees Fahrenheit.

A value is required in this field.

By default, this field populated with the value in the Operating Temperature field in the associated RBI Component. You can, however, modify the value.

If the value in the Design Temperature field is greater than or equal to zero, the value in this field must be less than or equal to the value in the Design Temperature field.

If the value in the Design Temperature field is less than zero, you can calculate the analysis with any value in this field.

Representative Fluid

Character

The fluid that represents or makes up the greatest volume of the asset.

In some cases, the fluid that represents the greatest Consequence of Failure (CoF) may be selected. 

Tube Nominal Thickness

Numeric

The manufactured thickness of the tube wall.

Tube Operating Press Channel

Numeric

The normal operating pressure for a Tube Bundle.

Required only for RBI Analysis records whose Criticality Item Type is Heat Exchanger-Bundle. The value in this field is compared with the value in the Operating Pressure Shell Side field in the Consequence Evaluation family to determine the leaking fluid.

The Unit of Measure (UOM) for this field is Pounds/Sq Inch Gage (PSIG).

Tube Operating Temp Channel

Numeric

The normal operating temperature for a Tube Bundle.

Tube Rep Fluid Channel

Character

The fluid that represents or makes up the greatest volume of the asset.

In some cases the fluid that represents the greatest Consequence of Failure (CoF) may be selected.

Allowable Stress

Numeric

The maximum amount of pressure that can a component can safely withstand.

If the Allowable Stress Override check box is selected, then this field is enabled, and you can enter a value manually. Otherwise, this field is disabled and populated automatically.

Required only for RBI Analysis records that are linked to Criticality Int. Corr. Deg. Mech. Eval. or Criticality Ext. Corr. Deg. Mech. Eval. records.

Allowable Stress Override

Boolean

Identifies whether or not a user can enter his or her own allowable stress value.

Area Humidity

Character

A value that based on the humidity of the geographical region in which the asset is operated.

Required only for an RBI Analysis record that is linked to Criticality Ext. Corr. Deg. Mech. Eval. records. This field contains the description of all the System Codes in the MI_RBI_Area_Humidity System Code Table. You can choose from the following baseline values:

• Low
• Medium
• High

Code Year

Character

The year in which the design code that corresponds to the component was defined.

The value in this field is used to populate the Code Year field in the associated RBI Criticality Analysis record.

This field must contain a value in order for the APM system to retrieve:

• The value in the Allowable Stress field in the Piping Stress record from the Piping Stress reference table.
• Values in the Material Spec list in the Piping Stress record.

Required only for an RBI Analysis record whose Allowable Stress Override check box is cleared and whose Criticality Item Type is not Storage Tank.

Depending on the value in the Stress Lookup Table field, this field contains a list of values that are available in the Code Year field in the associated PV Stress, Piping Stress, or Tank Stress record.

Construction Code

Character

The code to which the asset was originally constructed.

Required only for an RBI Analysis record whose Allowable Stress Override check box is not selected.

Depending on the value in the Stress Lookup Table field, this field contains a list of values that are available in the Design Code field in the associated PV Stress, Piping Stress, or Tank Stress record.

Course Number

Numeric

Identifies which shell course on an asset is being assessed. The course number will impact how the allowable stressed data is used.

Design Pressure

Numeric

The pressure at which the component is designed to operate. It is measured in pounds per square inch gauge.

By default, this field is populated with the value in the Design Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be greater than or equal to the value in the Operating Pressure field.

If the Allowable Stress Override check box is cleared, then a value is required in this field.

If the value in this field is greater than or equal to zero, the value in the Operating Pressure field must be less than or equal to the value in this field.

If the value in this field is less than zero, you can calculate the analysis with any value in the Operating Pressure field.

Design Temperature

Numeric

The temperature at which the component is designed to operate. It is measured in degrees Fahrenheit.

By default, this field is populated with the value in the Design Temperature Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be greater than or equal to the value in the Operating Temperature field.

If the Allowable Stress Override check box is cleared, then a value is required in this field.

If the value in this field is greater than or equal to zero, the value in the Operating Temperature field must be less than or equal to the value in this field.

If the value in this field is less than zero, you can calculate the analysis with any value in the Operating Temperature field.

Diameter

Numeric

The width of a circular or cylindrical Asset measured in a straight line.

Required only for an RBI Analysis record:

• Whose Criticality Item Type is Storage Tank

-and-

• Whose Diameter is null or > 200 (Feet)

-and-

• That is linked to a Criticality Int. Corr. Deg. Mech. Eval. record whose Estimated Minimum Thickness Override? check box is not selected.

The value in this field is used to calculate the value in the Calculated Inventory field.

Insulated

Boolean

Indicates whether or not an asset is insulated.

Required only for RBI Analysis records that are linked to Criticality Ext. Corr. Deg. Mech. Eval. records.

Insulation Type

Character

Identifies the insulating material.

The value in this field must be stored in the Insulation Type field in one of the Insulation Type records delivered in the APM baseline database

Joint Efficiency

Numeric

Indicates the extent of inspection used to ensure the quality of welds and the type of weld joints used during construction.

This field must contain one of the following values:

• 0.35
• 0.4
• 0.45
• 0.5
• 0.55
• 0.6
• 0.65
• 0.7
• 0.75
• 0.8
• 0.85
• 0.9
• 0.95
• 1.0

Material Grade

Character

The material grade of the component.

Depending on the value in the Stress Lookup Table field, this field contains a list of values that are available in the Material Grade field in the associated PV Stress, Piping Stress, or Tank Stress record.

Material Spec

Character

The material specification of the component.

The value in this field is used to populate the Material Spec field in the associated RBI Criticality Analysis record.

This field must contain a value in order for the APM system to retrieve:

• The value in the Allowable Stress field in the Piping Stress record from the Piping Stress reference table.
• Values in the Material Grade list in the Piping Stress record.

Required only for an RBI Analysis record whose Allowable Stress Override check box is cleared.

Depending on the value in the Stress Lookup Table field, this field contains a list of values that are available in the Material Specification field in the associated PV Stress, Piping Stress, or Tank Stress record.

Minimum Required Thickness

The minimum thickness that is used as a flagging thickness.

This is a calculated value. This field value is used in calculation if the Override Minimum Required Thickness check box is cleared.

Minimum Thickness - Pressure

Numeric

The minimum required wall thickness to withstand internal pressure.

This is a calculated value.

Nominal Thickness

Numeric

An estimated or measured thickness used as the starting point for thickness based remaining life calculations.

Required only for an RBI Analysis record whose Criticality Item Type is Heat Exchanger-Bundle.

Override Minimum Required Thickness

Boolean

Indicates whether you want to override the Calculated T-min value with the Specified T-min value.

If you select this check box, the Specified Tmin field is required and the value is used in calculation.

By default, this field is populated with the value in the Piping Circuit Length field in the associated Criticality RBI Component – Piping record.

The value in this field is used in calculating the complexity of the piping circuit, which impacts the value in the Age field in the Criticality Ext. Corr. Deg. Mech. Eval record.

The value this field is used to calculate inventory for a RBI Component Type Piping. The UOM will be specified in feet.

Numeric

Minimum thickness of the component that is specified by the user.

This field is required if the Override Minimum Required Thickness check box is selected.

This field is populated with the value in the Specified Tmin field in the associated component.

Character

Identifies the type of asset being assessed so that the proper design codes are used.

Required only for an RBI Analysis record whose Allowable Stress Override check box is cleared.

This field contains the description of all the System Codes in the MI_STRESS_LOOKUP_TABLE System Code Table. You can choose from the following baseline values:

• Piping
• Vessels
• Tanks

Numeric

The minimum required wall thickness to withstand the structural design of the asset.

Character

Indicates if a component is susceptible to CUI.

Driving CoF

Character

The highest cause of failure identified on the asset.

Driving Inspection Priority(Unmitigated Risk)

Character

The highest Inspection Priority identified on the asset.

The value in this field is used to drive the inspection recommendations on the asset

Driving PoF

Character

The highest Probability of Failure (PoF) identified on the asset.

Inspection Priority (Unmitigated Risk) Rolled Up

Numeric

The highest Inspection Priority identified on the asset.

For a multi-component asset, the highest Inspection Priority will be used

Risk Category

Character

 The range of Risk for the asset.

Driving Component

Character

Identifies the RBI Component protected by the PRD device that represents the highest Consequence of Failure (CoF).

The CoF data from this asset will be used to calculate the CoF of the devices.

Damage Factor Class

Character

A scale from None to Severe that describes the potential damage that a device may be exposed to based on its operating environment.

This value is a factor ranging from 1 - 2000.

Downstream of PD Pump

Boolean

Indicates whether or not the device is downstream of a positive displacement pump.

The value in this field impacts the analysis calculation.

Fired Heat Source

Boolean

Indicates whether or not the device is downstream of a fired heat source

The value in this field impacts the analysis calculation.

History of Chatter

Boolean

Indicates whether or not the device has had a history of chatter.

The value in this field impacts the analysis calculation.

History of Excessive Activation

Boolean

Indicates whether or not the device has had a history of excessive activation.

The value in this field impacts the analysis calculation.

MAWP

Numeric

The Maximum Allowable Working Pressure (MAWP) of the device.

None

Multiple PRDs

Boolean

Indicates whether or not the asset is protected by a single device or if multiple devices have been installed to facilitate the necessary relieving capacity.

The value in this field impacts the analysis calculation.

Next Inspection Date

Date

The date on which the next inspection for PRD is scheduled.

Operating Pressure

Numeric

The internal pressure of the asset under normal operating conditions. It is measured in pounds per square inch.

You can specify a value for this field using the datasheet.

Operating Temperature

Numeric

The temperature of the asset under normal operating conditions. It is measured in degrees Fahrenheit.

You can specify a value for this field using the datasheet.

PRD Discharge Location

Character

Indicates whether or not the device relieves to atmosphere or to a closed header.

The value in this field impacts the analysis calculation.

PRD Relief Area

Numeric

The total relieving capacity of a single device.

The value in this field impacts the analysis calculation.

Protected Asset Type

Character

Defines the type of asset that the device protects.

The value in this field impacts the analysis calculation.

Service Severity

Character

Defines the consequences inherent to the particular process in which the devices operate.

The value in this field impacts the analysis calculation.

Total PRD Relief Area

Numeric

The total combined relieving capacity of all devices are installed.

The value in this field impacts the analysis calculation.

The Consequence of Failure of the damage mechanism with the highest risk for the current interval identified on the asset. This is determined based on Inspection Priority.

The Inspection Priority of the damage mechanism with the highest risk for the current interval identified on the asset. This is determined based on Inspection Priority.

The Recommended Inspection Interval of the damage mechanism with the highest risk for the current interval identified on the asset. This is determined based on Inspection Priority.

The Risk Category of the damage mechanism with the highest risk for the current interval identified on the asset. This is determined based on Inspection Priority

Recommended Inspection Interval – RBI Interval

Numeric

The Recommended Inspection Interval of the damage mechanism with the highest risk identified on the asset. This is determined based on Inspection Priority.

Date Calculated

Date

Date on which the analysis was performed.

Flow Rate

Numeric

The amount of fluid flowing at any given time for a pipeline segment.

The data in this field impacts corrosion characteristics.

Operating Pressure

Numeric

The internal pressure of the asset under normal operating conditions. It is measured in pounds per square inch gauge.

By default, this field populated with the value in the Operating Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be less than or equal to the value in the Design Pressure field.

Operating Temperature

Numeric

The temperature of the asset under normal operating conditions. It is measured in degrees Fahrenheit.

By default, this field populated with the value in the Operating Temperature field in the associated RBI Component. You can, however, modify the value.

The value in this field must be less than or equal to the value in the Design Temperature field.

Segment Length

Numeric

The total length of the pipeline segment being assessed.

Defects Reported

Character

Identifies inspection findings from previous inspection events.

This data allows the inspector to follow up on previously reported defects.

Design Pressure

Numeric

The pressure at which the component is designed to operate. It is measured in pounds per square inch gauge.

By default, this field is populated with the value in the Design Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be greater than or equal to the value in the Operating Pressure field.

If the Allowable Stress Override check box is cleared, then a value is required in this field.

Design Temperature

Numeric

The temperature at which the component is designed to operate. It is measured in degrees Fahrenheit.

By default, this field is populated with the value in the Design Temperature Pressure field in the associated RBI Component. You can, however, modify the value.

The value in this field must be greater than or equal to the value in the Operating Temperature field.

If the Allowable Stress Override check box is cleared, then a value is required in this field.

FDA

Character

The Fabrication Defect Adjustment (FDA) provides any defect information provided by the manufacturer.

The value in this field impacts the analysis calculation.

Is CP System Present?

Character

Indicates whether or not the asset has Cathodic Protection (CP).

Is Piggable?

Character

Indicates whether or not the asset is designed in such a way that it may be inspected using a PIG.

This data will drive the inspection recommendations generated for this asset.

LMPA

Character

Land Movement Potential Adjustment (LMPA) is a value that describes the possibility of land movements based on the geographical region.

APM follows the Pipeline Risk Management Manual model to determine LMPA.

Muhlbauer, W. Kent. Pipeline Risk Management Manual. Gulf Publishing Company, Houston, 2004.

LMPA Factor

Numeric

That factor that results from the selection made in LMPA field.

The value in this field impacts the analysis calculation.

Pipeline Segment Type

Character

Describes the type of pipeline segment being assessed.

SCADA Factor

Numeric

That factor that results from the selection made in the Supervisory Control And Data Acquisition (SCADA) field.

The value in this field impacts the analysis calculation.

Comments

Text

Details about the corrosion loop.

None

Created By

Character

The name of the user who created the RBI Corrosion Loop.

This field is disabled and populated automatically with the name of the person logged in to APM.

Created On

Date

The date on which the RBI Corrosion Loop was created.

This field is disabled and populated automatically.

Last Updated By

Character

The first and last name of the most recent user to update the RBI Corrosion Loop.

This field is disabled and populated automatically with the name of the person logged in to APM while modifying the record.

Last Updated On

Date

The date on which the most recent update was made to the RBI Corrosion Loop.

This field is disabled and populated automatically.

RBI Corrosion Loop Description

Character

Information about the purpose and contents of the corrosion loop.

None

RBI Corrosion Loop From

Character

The origin designation of the corrosion loop.

This field identifies the asset or feed source of the corrosion loop.

RBI Corrosion Loop ID

Character

A unique value that identifies the RBI Corrosion Loop.

This field is disabled and populated automatically.

RBI Corrosion Loop To

Character

The termination designation of the RBI Corrosion Loop.

This field identifies the asset or landmark at which the corrosion loop ends.

Combined Consequence

Character

The category of the combined consequence of failure.

Degradation Mechanism

Character

A process that induces deleterious micro and macro material changes over time that are harmful to the material condition or mechanical properties.

This field contains the description of all the System Codes in the MI_DEGRADATION_MECHANISM_TYPES System Code Table.

Inspection Priority (Unmitigated Risk)

Numeric

A value that represents the location of the asset on the risk matrix.

This number is between 1 and 25 and will drive the inspection planning results.

Probability of Failure

Character

Extent to which an event is likely to occur within the time frame under consideration. The mathematical definition of probability is a real number in the scale 0 to 1 and is attached to a random event.

None

<RBI Component ID>-<Damage Mechanism>

...where:

• <RBI Component ID> is the Record ID of the associated RBI Component.
• <Damage Mechanism> is the value in the Damage Mechanism field in the RBI Recommendation.

• When the Use Calculated Data field in the Inspection Strategy is set to False, the value in the Recommended Inspection Interval field is used.
• When the Use Calculated Data field in the Inspection Strategy is set to True:
  • For RBI Criticality Analyses, the value in the Estimated Half Life field is used.
  • For RBI PRD Analyses, the value in the Recommended Inspection Interval on the analysis is used.

• For RBI Recommendations, the value in this field can be RBI 580 or RBI 581.
• For Compliance, the value in this field is set to the name of the Compliance Strategy Template.

This field is disabled.

The field is disabled and does not appear in the datasheet.

The field is disabled.

The value in this field is calculated using the following fields:

• Stress Lookup Table
• Construction Code
• Code Year
• Material Spec
• Material Grade
• Course Number
• Tensile Strength
• Yeild Strength

The value in this field is used to populate the Allowable Stress field in the associated RBI Criticality Analysis.

The value in this field is used to:

• Determine the value in the Allowable Stress field.
• Filter the list of values in the Material Specification field.
• Populate the Code Year field in the associated RBI Criticality Analysis.

The value in this field is used to:

• Determine the value in the Allowable Stress field.
• Populate the Construction Code field in the associated RBI Criticality Analysis.

The value in this field is used to:

• Determine the value in the Allowable Stress field.
• Populate the Material Grade field in the associated RBI Criticality Analysis.

The value in this field is used to:

• Determine the value in the Allowable Stress field.
• Filter the list of values in the Material Grade field.
• Populate the Material Spec field in the associated RBI Criticality Analysis.

This field is populated with the most conservative Date Criticality Calculated field from related risk complete analyses.

This field is populated with the date, 10 years greater than the most conservative Date Criticality Calculated field from related risk complete analyses.

This field is set to the associated assets entity ID.

This field is disabled.

This field is disabled.

When the Use Recommended Actions for Inspection Planning preference is set to false, this field will be set to true when an RBI Analysis is moved to Risk Complete.

This field will be reset to false when the RBI Inspection plan is created or modified.

This field is set based on the recommended Inspection Strategy returned from the following policies:

• Appendix_B
• Appendix_D
• Appendix_E
• Appendix_F
• Appendix_G
• Appendix_H
• Appendix_I

The drop-down list is populated with the Task Type field on the Inspection Strategy records relevant to the Damage Mechanism. The relevant Inspection Strategy records are available in the Degradation Mechanism Strategy family

The drop-down list is populated with the Inspection Strategy Description field on the Inspection Strategy records relevant to the Damage Mechanism filtered by Task Type, Inspection Confidence and Extent. The relevant Inspection Strategy records are available in the Degradation Mechanism Strategy family.

The drop-down list is populated with the Inspection Strategy Description field on the Inspection Strategy records relevant to the Damage Mechanism filtered by Task Type and Inspection Confidence. The relevant Inspection Strategy records are available in the Degradation Mechanism Strategy family.

This field is set based on the recommended Inspection Strategy returned from the following policies:

• Appendix_B
• Appendix_D
• Appendix_E
• Appendix_F
• Appendix_G
• Appendix_H
• Appendix_I

This field is set based on the recommended Inspection Strategy returned from the following policies:

• Appendix_B
• Appendix_D
• Appendix_E
• Appendix_F
• Appendix_G
• Appendix_H
• Appendix_I

The drop-down list is populated with the Inspection Scope field on the Inspection Strategy records relevant to the Damage Mechanism filtered by Task Type and Inspection Confidence. The relevant Inspection Strategy records are available in the Degradation Mechanism Strategy family.

This field is set based on the recommended Inspection Strategy returned from the following policies:

• Appendix_B
• Appendix_D
• Appendix_E
• Appendix_F
• Appendix_G
• Appendix_H
• Appendix_I

The drop-down list is populated with the Inspection Scope field on the Inspection Strategy records relevant to the Damage Mechanism filtered by Task Type and Inspection Confidence. The relevant Inspection Strategy records are available in the Degradation Mechanism Strategy family.

The Inspection Confidence field is converted to a Level of Inspection Category (A - E) as follows:

This field can be set to one of the following:

• the entity key of any task related to the parent asset
• Create New
• Blank

This field is disabled in the datasheet.

This field does not appear in the datasheet.