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GITA 1998


Data Distribution
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Service record card access through the company Intranet

Kevin P. Bowman
Staff Analyst
Consumers Energy
212 West Michigan Ave.
Jackson, MI 49201
Office: (51 7) 788-0430
Fax: (517) 788-1732

David S.Lucian
P. E., Project Manager
Consumers Energy
516 West Willow Street
Lansing, MI 48906
Office: (517) 374-2306
Fax: (517) 373-8419


Introduction
This paper discusses the design, construction and implementation of a Service Record Card electronic data repository system. As is any repository development effort, one of the key success factors is the appropriate selection of information that will be converted. For information that is selected, the system(s) must be able to ensure information integrity at a consistent quality level throughout its life cycle, regardless of the business process that may be exercising the data. Failure to achieve this data consistency will soon render such a repository in a highly questionable state. Considerable forethought, planning, and recognition of the inevitable technological change may enable us to position ourselves for the economic optimization of this data asset over its complete life cycle, in some cases as long as 70-80 years. This paper will use Consumers Energy Service Information Management System as a case study for facility record access through the company Intranet.

Business Functions
The Service Information Management System (SIMS) supports the creating, reviewing, updating and deleting (CRUD) of underground facility information managed by the physical SIMS data repository. This information supports Consumers Energy dispatching, stake and locate, inspection and other business processes. By design this paper does not address in detail the data conversion of existing records. The repository is updated in a variety of ways including scanning, electronic file conversion (vector to raster) or a number of other potential data collection methods.

Model Data Requirements
The principle objective of any application is to support some aspect of the CRUD model as it relates to a given scope of the enterprise information repository. Given the potential impact of erring in data content, it was imperative that a comprehensive, professionally facilitated data modeling session be conducted. The goal of this session was to determine the business processes that exercised this data, potential users and an understanding of the qualitative aspects that must be ensured throughout the data lifecycle as well as the repository content. The logical model describes the information content and becomes the "standard" by which application development can be measured. The outcome of the modeling session suggested that a graphical sketch as well as attribute data describing the facility was the optimal solution to the users needs. The physical database will therefore contain both textual attribute data and graphic data in the form of a raster image.

Develop Conversion Process
With the information requirements well defined and documented the effort can now be focused on moving the repository construction forward. Creation and publication of record conversion rules are necessary to ensure that errors can be effectively eliminated as the documents move from a paper based medium to an electronic environment. The challenge is to appropriately realize those opportunities that ensure the desired level of accuracy for successful integration. Facility systems can be accessed through a number of different geographic query schemes. The scrubbing of the records either before the conversion or during the quality assurance process enables you to achieve the designed level of integration. Post conversion software auditing of the converted data is a powerfd and cost effective way of achieving highly reliable integrated data.

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