Subject: Agencies that want to define new TAZs or alter
TIGER/Line 2000 TAZs Date: Thu, 21 Jun 2001 12:09:00 -0400 From: "Nanda Srinivasan" <Nanda.Srinivasan@fhwa.dot.gov> To: <ctpp-news@chrispy.net> Several agencies have written to the CTPP Working Group asking: If TAZs defined in TIGER/Line 2000 can be altered/changed. Can an agency submit new TAZs in Urban areas based on TIGER/Line 2000 geography for CTPP 2000? The CTPP Working Group met on June 14, 2001 to discuss these issues.
We
However, due to processing issues and schedule considerations, agencies
1. Cost: To change TAZs or define new TAZs, agencies must
separately
2. Schedule: CTPP data will be processed for those agencies after
the
3. Exclusion of the changes from TIGER/Line database: There are
no plans or processes in place to include new TAZs in the TIGER/Line database.
Thus, the changes will not be reflected in TIGER/Line 2000 and it is unlikely
For more information, please contact Phillip Salopek, Census Bureau,
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