ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Editing Namespace / AssociationDescription Class / AssociationDescription Constructor / AssociationDescription Constructor(AssociationType,RowHandle,RowHandle,Double)
The association type.
The first row in the association.
The second row in the association.
The percent along the midspan of row2 to which row1 is connected. This value must be greater than 0.0 and less than 1.0.

AssociationDescription Constructor(AssociationType,RowHandle,RowHandle,Double)
Creates a new utility network AssociationDescription of the specified type. Use this constructor for junction-edge midspan object connectivity associations only (type is ArcGIS.Core.Data.UtilityNetwork.AssociationType.JunctionEdgeObjectConnectivityMidspan).
Syntax
public AssociationDescription( 
   AssociationType type,
   RowHandle row1,
   RowHandle row2,
   double percentAlong
)

Parameters

type
The association type.
row1
The first row in the association.
row2
The second row in the association.
percentAlong
The percent along the midspan of row2 to which row1 is connected. This value must be greater than 0.0 and less than 1.0.
Remarks
A utility network junction-edge "midspan" object connectivity association represents a junction or non-spatial junction object (row1) connecting to midspan of a non-spatial edge object (row2).
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.6 or higher.
See Also