[pgrouting-users] TIGER/Line ZLevel

[Daniel Kastl]

Has the OSM data been improved after Tiger data has been imported?
I can't say I know well about TIGER data as Stephen does, but since
OSM data contains Tiger data it might be an option, I thought.

Daniel


2010/2/9 Stephen Woodbridge <woodbri at swoodbridge.com>:
> On 2/7/2010 5:24 PM, John Hennessy wrote:
>> I am trying to use the TIGER/Line shapefiles for routing.  I have
>> managed to import the data and generate routes.  Unfortunately it
>> looks like this data set does not include ZLevel information so I am
>> getting routes that would have me drive off overpasses etc.  Anyone
>> have a solution to this?
>
> There is no solution to this problem that I'm aware of and I have worked
> extensively with the Tiger data over the last 10-12 years. The data does
> not exist in the Tiger data set, unfortunately. You will also note that
> one-way road information does not exist, so you are likely routing down
> the wrong side of dual lane digitized interstates also.
>
> -Steve W
>  http://imaptools.com/
>
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