Wednesday, April 1, 2009

Monthly MAR Data & Information Report: March 2009











Dataset Numbers:

  • Addresses: 141,633
  • Residential Units: 180,060
  • Aliases: 5,105
  • Street Name Alias: 1021
  • Intersections: 16.359
  • Block: 15,826
  • Address / SSL Cross Reference Table: 235,493


Addresses:


  • Major update of addresses at the large Capitol Quarter development which is located just south of the Southeast Freeway between 3rd & 5th Street SE. See: http://www.eyacapitolquarter.com/


  • A major update of addresses at Emerson Park townhouse development which is located just south of the Fort Totten Metro Station.

  • Fixed incorrect Zipcode values for addresses on a part of Bolling Air Force Base.

  • National GRID issues were fixed


Residential Units

  • Significant progress was made in March on improving the data in the Residential Units Table. Despite the progress there most probably between 10,000 - 15,000 missing residential units (estimated). It is estimated that the residential unit data is about 87% - 94% complete.


Blocks:



  • Old blocks which no longer exist were deleted. 107 new blocks were added. These new blocks were often located in new residential developments such as Phillips Park and Emerson Park.


Other:

  • A few street centerline updates were emailed to the folks at DDOT and OUC.

  • Automated the updating of National GRID Coordinates values when addresses are loaded using the MAR Batch Data Loading Procedure.
  • An update to Address / SSL Cross Reference Table so that when new addresses (except those that are retired) are added, the address and its associated SSL value is automatically populated into the Address / SSL Cross Reference Table.

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