[Tagging] Historic tower

John F. Eldredge john at jfeldredge.com
Mon Mar 23 21:43:22 UTC 2015


Wouldn't it make much more sense to use start_date for the starting date, and completion_date for the completion date?


On March 22, 2015 10:27:00 AM CDT, Martin Koppenhoefer <dieterdreist at gmail.com> wrote:
> 
> 
> 
> 
> > Am 22.03.2015 um 15:39 schrieb fly <lowflight66 at googlemail.com>:
> > 
> > but how to handle buildings which where finished after two/three
> centuries ?
> 
> 
> start_date according to the wiki is the completion date, or the date
> when the feature became active. FWIW, buildings very often get
> extended, changed, even rebuild, especially those that lasted for
> centuries. We don't have an exact method to store this information in
> OSM (and doing it would probably go beyond our scope and methods, even
> a single wall will often be of different periods). You must see
> start_date as an approximate method to give some  indication  (I
> suggest to use the oldest start date in cases where the building has
> undergone several building phases, or maybe the most significant if
> nothing of the oldest building can be seen)
> 
> 
> cheers 
> Martin
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-- 
John F. Eldredge -- john at jfeldredge.com
"Darkness cannot drive out darkness; only light can do that. Hate cannot drive out hate; only love can do that." -- Martin Luther King, Jr.



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