Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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2030 Proposed Rapid Bus: Washington, D.C.

2030. District of Columbia GIS Program. Rapid Bus - 2030 transportation plan All DC GIS data is stored and exported in Maryland State Plane coordinates NAD 83 meters. METADATA CONTENT IS ...

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511 Events: Nebraska

Iowa DOT GIS Services. Current 511 Events for Nebraska. This layer is updated every 10 minutes. This layer is provided as a courtesy from Iowa DOT for use by Iowa DOT web...

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511 IA Road Conditions: Iowa

Iowa DOT GIS Services. Iowa Winter Road Conditions. Conditions are updated every 10 minutes during the winter season (October 15 to April 15) and on an as-needed basis du...

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Abandoned Rail Lines: Iowa

Iowa DOT GIS Services. This layer depicts abandoned rail lines in Iowa.

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Access Across America: Transit Data, 2014

Access Across America: Transit Data, 2014

2014. Owen, Andrew and Levinson, David M. This data was created as part of a study that examined the accessibility to jobs by transit in 46 of the 50 largest (by population) metropolitan ar...

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Access Control to the Primary Highway System: Iowa

Iowa DOT GIS Services. The Iowa DOT has established an access management policy to control access to the Primary Highway System. This layer depicts all non-Priority 1 cla...

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Active and Abandoned Rail System: Indiana

Active and Abandoned Rail System: Indiana

2006. Indiana Department of Transportation, Business Information and Technology Systems, GIS Mapping. RAIL_SYSTEM_ACTIVE_ABANDONED_INDOT_IN is a line shapefile that contains all active and abandoned rail lines in Indiana, provided by personnel of In...

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Active: Iowa

Iowa DOT GIS Services. Iowa Department of Transportation's Intelligent Transportation System (ITS) Digital Message Signs (DMS) devices.Layer and service is maintained by ...

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Active Rail Lines: Iowa

Iowa DOT GIS Services. This layer depicts the current active rail lines for the State of Iowa.

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Active Railroads: Pennsylvania

1996. Environmental Resources Research Institute. Location of active rail lines in Pennsylvania, digitized from 1:24,000 USGS topographic maps on a stable mylar base.

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Addresses Sauk County, Wisconsin 2016

2016. Sauk County Land Information/GIS Department. This point data layer represents addresses for Sauk County, Wisconsin in 2016.

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Adopt-A-Highway Status: Adopted: Iowa

Iowa DOT GIS Services. This layer displays all of the currently adopted Iowa Highway segments as related to the Adopt-A-Highway program. These layers were developed for u...

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Adopt-A-Highway Status: Never Adoptable: Iowa

Iowa DOT GIS Services. This layer represents the sections of highway which are never available for adoption within the Adopt-A-Highway program. This symbolization was dev...

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Airfields, Indianapolis, Indiana

City of Indianapolis-Marion County. Polygon file representing the locations of airfields in Indianapolis and Marion County, Indiana. Data projection: NAD 1983 StatePlane Indiana East ...

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