1. Open OpenPlant_3D.01.07. ecschema using Bentley Class Editor.
   
   
2. Supplement it with below highlighted schema.
   
   
   

    For More information on supplementing schema click here>>>>

3. Navigate to Plant Base Object, right click & select Custom Attribute > Copy to copy Default Bill of Materials Label custom attribute as shown below.
   
   
   
   
4. Navigate to PIPE Class, right click and select paste to paste the copied custom attribute as shown below.
   
   
   
   
5. Under Default Bill of Materials Labels Custom attribute, right click on Other Attribute & select Add element to add an attribute as shown.
   
   
   
   
6. Enter the details as shown below.
   
   Name: DRY_WEIGHT
   Value: System.Math.Round((this.LENGTH_EFFECTIVE * this.WEIGHT),2)
   
   
   
   
7. Save the settings & verify the result as shown.
   
   

See Also

http://communities.bentley.com/products/plant/design___engineering/w/plant_design_and_engineering__wiki/12642.configuring-the-bom-and-reports 

Still a Problem?

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