Transportation Data & Analysis Home, MnDOT
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Home page for Transportation Data and Analysis (TDA), part of the Office of Transportation System Management (OTSM)
Geographic Information & Mapping (GIM)

Responsible for preparing and maintaining MnDOT's cartographic data through GIS and other applications

Develops the Official State Highway Map; maps for Minnesota's 87 counties; 1,782 townships; several cities; statewide street series maps

Maintains geospatial layers found on MnDOT's Interactive Basemap and provides data sets that include GIS shapefiles, metadata, and information about transportation features, boundaries, streams, rivers and lake locations

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Roadway Data

Responsible for MnDOTâs Linear Referencing System (LRS), an integrated database with roadway and selected bridge, accident, traffic, and pavement data

Creates and updates Keypoints reports with information on location, jurisdiction, functional classification, surface/shoulder type, road width and reference points

Maintains Control Section records and Construction Project logs containing history of all construction projects affecting pavement along a highway section

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