[CTPP] TRS shape files

Ed Christopher EdC at berwyned.com
Mon Nov 9 13:31:32 CST 2009


Marie--Unfortunatly you will not be able to get wall-to-wall TAZ 
coverage for the state.  TAZs only exist where MPOs defined them and in 
some some states where the state did the areas outside the MPOs.  In IL 
you are out of luck, TAZs only exist for the metro areas.

On a side note you also have to be aware of the TAZs shape files you 
have.  If I recall the ones the CB distributes are "generalized" and to 
course.

Would Block Group shape files work?

Marie Bousfield wrote:
> The Census Bureau provides shape files for TAZs which do not seem to 
> cover small counties without metro areas.   What I need is a shape file 
> for townships, ranges, and sections for the entire state of Illinois 
> including rural counties like Iroquois County.  My project deals with 
> land use data.  The maps produced by Landview are excellent for my 
> purpose but they produce only image files not shape files. Can someone help?
> 
> Thank you,
> 
> Marie Bousfield
> 
>  
> 
> 
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-- 
Ed Christopher
708-283-3534 (V)
708-574-8131 (cell)

FHWA Resource Center Planning Team
4749 Lincoln Mall Drive, Suite 600
Matteson, IL  60443



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