Proposed_Trajectory

Name	Proposed_Trajectory
Entity Type	Extension of Deviation_Survey
Description	Attributes that constitute the design parameters of a proposed borehole.
Submodel	Deviation_Survey
Entity Scope	Project
Primary Key	Proposed_Borehole_Id
Natural Key
Generalizations	Tracked_Object
Specializations

Name	Value Domain	Property / Storage Unit	Description	Required / Default	Type
Insert_Date	DATE	NA	Date the entity was created in the repository	No	DATE
Insert_User	STRING64	NA	The name of the user responsible for the creation of this entity in the repository.	No	VARCHAR2(64)
Max_DLS	double	Well_Curvature deg/30m	The maximum dogleg severity that will be used to create the trajectory of the proposed borehole.	No	NUMBER
Planned_Lower_DLS	double	Well_Curvature deg/30m	The maximum dogleg severity below the survey points	No	NUMBER
Planned_Upper_DLS	double	Well_Curvature deg/30m	The maximum dogleg severity above the survey points	No	NUMBER
Produced_By	STRING64	NA	The name of application role that created the entity, for data created programmatically.	No	VARCHAR2(64)
Proposed_Borehole_Id	Deviation_Survey		The trajectory of the proposed borehole	Yes	NUMBER(38)
SDAT_Label	int	No_Unit	Label used by the security system for entitlements. SDAT is Secure Data Access Technology.	No	NUMBER(10)
Trajectory_Start_Ref	STRING64	NA	The description of where the planned borehole trajectory starts. Examples of this are Kelly Bushing, Whip stock.	No	VARCHAR2(64)
Update_Date	DATE	NA	Date of the most-recent modification to the entity.	No	DATE
Update_User	STRING64	NA	The name of the user responsible for the last modification to this entity.	No	VARCHAR2(64)

Link	To Entity	Description	Implementation Technique	Required
Proposed_Borehole	Deviation_Survey	The trajectory of the proposed borehole	Cascade	Yes