Esri now has in-depth books for the Electric and Gas data models--ArcGIS Electric Distribution Data Models and ArcGIS Gas Distribution Data Models. These books include descriptions on how to implement the data models as well as information on developing custom applications.

Topics that are discussed include

• Definition of distribution and design considerations
• Descriptions of model structures and organization including modeling techniques and component notation in UML
• Component reference of the ArcGIS model presented by subsystem and described in narrative form at the class level
• Resources and guidelines for implementing instances of distribution
• Deployment scenarios and task-based instruction for evaluating model requirements and implementing a custom geodatabase in the ArcView, ArcInfo, and ArcEditor environment

The ArcGIS Electric Distribution Data Models and the ArcGIS Gas Distribution Data Models books provide detailed descriptions of the objects and features in the distribution data models. The books begin with an overview of the distribution systems and describe the focus of the data model effort. They provide guidelines for implementing and customizing the model.

Also included is a detailed description of the classes and attributes. This is a must-have book for project teams implementing ArcGIS software-based utility projects.

To purchase these data model description books, go to store.esri.com and click on data models. Outside the United States, please contact your local Esri distributor; see www.esri.com/international for a current distributor list.

To download a variety of ArcGIS data models, go to arconline.esri.com and click on data models.