Datensätze / BASEMAP, CITY OF DALLAS, DALLAS COUNTY, TEXAS

BASEMAP, CITY OF DALLAS, DALLAS COUNTY, TEXAS

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Published By Federal Emergency Management Agency, Department of Homeland Security

Issued mehr als 9 Jahre ago

US
beta

Summary

Art der Freigabe
ongoing release of a series of related datasets

Datenlizenz
Not Applicable

Inhaltslizenz
Creative Commons CCZero

Bestätigung
automatisiert zertifiziert

Description

FEMA Framework Basemap datasets comprise six of the seven FGDC themes of geospatial data that are used by most GIS applications (Note: the seventh framework theme, orthographic imagery, is packaged in a separate NFIP Metadata Profile): cadastral, geodetic control, governmental unit, transportation, general structures, hydrography (water areas & lines. These data include an encoding of the geographic extent of the features and a minimal number of attributes needed to identify and describe the features. (Source: Circular A16, p. 13). Base Map data includes features for USGS Quad Index Lines (BASE1); NGS Bench Marks (BASE2); FEMA DFIRM Roads, Streams, and Lakes (BASE3); City of Dallas Corporate Limits and Roads (BASE4)

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