[OSM-newbies] TIGER extra tags - what do we do with them?

[Sebastian Arcus]

On 05/01/14 14:32, Mike N wrote:
> On 1/5/2014 8:13 AM, Sebastian Arcus wrote:
>> I've been doing a bit of mapping in the US recently, and stumbled over
>> lots of ways imported from the TIGER database. The wiki page deals with
>> when to remove the tiger:reviewed tag. However, it doesn't mention what
>> should be done with the other tags, such as tiger:county,
>> tiger:zip_left, tiger:zip_right etc.? Do they get left as they are? Are
>> we supposed to convert them to something else? Are they useful to OSM in
>> some way?
>
> If you're using JOSM, there is no need to worry about them.  Some 
> TIGER tags which we have since found to be unnecessary are 
> automatically removed.
>
>   Even on any editor, there is no need to remove tags manually. (they 
> may already do the same thing JOSM does).
>
>   I personally find the tiger:county and tiger:zip* to be useful when 
> performing research or armchair maproulette-style challenges, or even 
> regional OSM Note / bug investigation: it tells me where the feature 
> in question is located.   I'm sure that there are other tools that 
> could give me the same from Lat/Lon, but it would take an extra step.
>
>   The proper use of is_in* hurts my head to think about, so I've never 
> tried converting them to something else.

Thanks Richard and Mike. It sounds like the thing to do is to leave them 
alone. I use JOSM but didn't realise that it deletes some of the tags 
automatically.