[Talk-us] Updating unchanged TIGER imports to TIGER 2013

Richard Welty rwelty at averillpark.net
Tue Mar 12 21:18:43 UTC 2013

On 3/12/13 5:00 PM, Mike N wrote:
> On 3/11/2013 10:10 PM, Eric Fischer wrote:
>   The results of application will depend on both the original data and 
> the 2012 data.  For layouts with 'regular geometry' - roughly square, 
> rectangular, or rhomboid layouts, the results will be generally good. 
> For curved roads with poor original TIGER geometry, I would expect the 
> result to be very irregular without manual correction.   I've seen 
> this type of road network in very hilly or mountainous areas.
this level of mis-alignment is common in Upstate NY:


the example is from Warren County. i've seen worse in West Virginia and 

> Ideally, all the new street data should be reviewed before bringing it 
> in; depending on the origin, most of it needs to have the alignment 
> tweaked and connectivity verified against Bing Aerials.
>   It would be nice to be able to view the results in JOSM before 
> uploading them, even if another tool is used for upload; I'm not sure 
> how to do that.
if the results are in an osm xml format, then JOSM can just load it up.

i like the idea, but there needs to be a manual quality control step so 
we don't make
things worse while trying to make them better.


More information about the Talk-us mailing list