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You searched for: Publisher District of Columbia Remove constraint Publisher: District of Columbia Time Period 1950-1999 Remove constraint Time Period: 1950-1999
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3.
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Alleys: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Alley centerlines captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washin...

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Baist Index (1959): Washington, D.C. maryland

1959. City of Washington, DC. The Baist Index provides a mapping index that mirrors the hardcopy index in the original Baist Map Volumes. The Index was hand digitized from the o...

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Bridge and Tunnel Entrances: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Bridges, overpasses, tunnel entrances, and underpasses captured in 1999. This dataset was collected as part of the planimetric mapping project. Hid...

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Bridges and Tunnels: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Hidden bridges and tunnels captured in 1999. This is a new dataset that was not collected as part of the planimetric mapping project. It shows brid...

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Building Footprints: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Buildings captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington DC ...

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Building Heights: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Rooftop elevation captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washin...

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Census Tracts By Population - 1990: Washington, D.C. maryland

1990. City of Washington, DC. Census Year 1990 Tract Polygons. This dataset contains polygon features, created as part of the DC Geographic Information System (DC GIS) for the D...

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Census Tracts: Washington, D.C., 1950 maryland

1950. City of Washington, DC. Census Year 1950 Census Tracts. The dataset contains polygons representing CY 1950 census tracts, created as part of the D.C. Geographic Informatio...

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Census Tracts: Washington, D.C., 1960 maryland

1960. City of Washington, DC. Census Year 1960 Census Tracts. The dataset contains polygons representing CY 1960 census tracts, created as part of the D.C. Geographic Informatio...

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Census Tracts: Washington, D.C., 1970 maryland

1970. City of Washington, DC. Census Year 1970 Census Tracts. The dataset contains polygons representing CY 1970 census tracts, created as part of the D.C. Geographic Informatio...

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Census Tracts: Washington, D.C., 1980 maryland

1980. City of Washington, DC. Census Year 1980 Census Tracts. The dataset contains polygons representing CY 1980 census tracts, created as part of the D.C. Geographic Informatio...

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Census Tracts: Washington, D.C., 1990 maryland

1990. City of Washington, DC. Census Year 1990 Tract Polygons. This dataset contains polygon features, created as part of the DC Geographic Information System (DC GIS) for the D...

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Curbs: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Curbs captured in 1999. This dataset was collected as part of the planimetric mapping project. Hidden features were added as enhancements to this d...

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Driveways: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Drive centerlines captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washin...

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Electrical Substations: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Electric sub stations captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Wa...

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Elevation Points: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Elevation captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington DC ...

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Fire Hydrants: Washington, D.C., 1999 maryland

1999. City of Washington, DC. Fire Hydrants captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washington...

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Floodplains From 1985: Washington, D.C. maryland

1985. City of Washington, DC. Floodplains from 1985. The FIRM is the basis for floodplain management, mitigation, and insurance activities for the National Flood Insurance Progr...