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GIMS REDESIGN PROJECT. WHAT IS GIMS?. G eographic I nformation M anagement S ystem. Attributed Roadway Centerlines. Business Data. GIMS Purpose. Central business data source Centerline data source Cartographic Support CTAMS Input
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Geographic Information Management System Attributed Roadway Centerlines Business Data
GIMS Purpose • Central business data source • Centerline data source • Cartographic Support • CTAMS Input • Support for Planning Activities and Reporting Mandates
Improved Data to Roadway Association • Detail of features located along the roadway will increase. • Move from capturing number of features (stop signs, curves, intersections per segment, etc.) to actual location of features.
User Needs • Real Time Data • Simplified Map Views • Meta Data • Added Features • Better Synchronized Data • Simplified Data Use • Private Features
Integration with LRS • Seamless interface • Single environment
Lane Width AADT Sufficiency Ratings Bridges Normalized Data • Data are maintained in individual tables, limiting data redundancy • Attributes describe varying extents along a section of roadway • Graphic representations of attribute data are generated “on the fly”
Less Redundancy in Data Maintenance • IRI • Surface Types • Traffic • Location Data
Changes in Traditional Outputs • Temporal Data • Real Time Data • External Access to Data • Metadata
Estimated Timeline • July 2004 – Proof of Concept for new data model completed. • July 2005 – Ability to maintain current GIMS features in new database model. • December 2005 – New functionality will be added to redesigned GIMS. • July 2006 – Modules will be added for external users.