[Imports] Birmingham City Council tree import

Brian Prangle brianboruimport at gmail.com
Mon May 15 11:19:27 UTC 2017


 I'm proposing to edit the already imported data to improve the height data
as suggested in the discussions. This will bring the data into line with
the generally accepted format for height tags

change existing tag to height:range
add height=x where x is nearest whole digit at the upper end of the height
range
(cross-posted from talk gb)

Regards

Brian

On Fri, May 12, 2017 at 1:29 PM, Brian Prangle <brianboruimport at gmail.com>
wrote:

> Cross-post from Talk GB
>  (please be aware there have been some comments to this post so your POV
> may already have been articulated)
> Apart from some posts  about the problems with email notifications of
> changeset discussions, there has been nothing to indicate where I take this
> import. I guess that's because the initative is really down to me.
>
> I've annotated the Import wiki page
> <https://wiki.openstreetmap.org/wiki/Birmingham_City_Council_trees_data>
> with some comments and ideas. I've copied below what I think are the
> relevant bits from the wiki page and I look forward to resolving the issues
> as I'm keen to complete the import.
>
> Extract from wiki page:
>
> So update approach is to be planned. *This is not a requirement currently
> listed in the wiki imports guidelines. However it is good practice and the
> issue was raised with Amey and Birmingham City Council as soon as the data
> was released. Don't expect quick results!*
>
> *Import user problems*: The import so far has been entirely uploaded by
> the brianboru <http://www.openstreetmap.org/user/brianboru> user account.
> The size of the import was such that it should have been carried out by
> specially created OpenStreetMap user account. This guideline is in order to
> create another mechanism of separating/disentangling these edits from
> normal mapping
>
> *Solution: dedicated import account created: brianboruimport
> <https://www.openstreetmap.org/user/brianboruimport>*
>
> *Tag problems* :
> Example imported tree
>
> http://www.openstreetmap.org/node/4721553869
> natural <https://wiki.openstreetmap.org/wiki/Key:natural>=tree
> <https://wiki.openstreetmap.org/wiki/Tag:natural%3Dtree>source
> <https://wiki.openstreetmap.org/wiki/Key:source>=bcc_dec_2016form
> <https://wiki.openstreetmap.org/w/index.php?title=Key:form&action=edit&redlink=1>
> =Naturalage
> <https://wiki.openstreetmap.org/w/index.php?title=Key:age&action=edit&redlink=1>=New
> Plantingheight <https://wiki.openstreetmap.org/wiki/Key:height>=2 to 2.99m
> species <https://wiki.openstreetmap.org/wiki/Key:species>=Liquidambar
> styraciflua 'Worplusrn
> <https://wiki.openstreetmap.org/w/index.php?title=Key:usrn&action=edit&redlink=1>
> =2701986plot_number
> <https://wiki.openstreetmap.org/w/index.php?title=Key:plot_number&action=edit&redlink=1>
> =110007site_name
> <https://wiki.openstreetmap.org/w/index.php?title=Key:site_name&action=edit&redlink=1>=LUDGATE
> HILLward
> <https://wiki.openstreetmap.org/w/index.php?title=Key:ward&action=edit&redlink=1>
> =Ladywoodconstituency
> <https://wiki.openstreetmap.org/w/index.php?title=Key:constituency&action=edit&redlink=1>=City
> Centre
>
>    - Areas: ward, and constituency tags describe the *area* a tree is in.
>    That is not a normal thing to do with tags on many nodes. A lot of data
>    which ordinarily should be determined by a data user (if they require it)
>    by geo-querying boundaries information. These tags will have a data update
>    problems when the political boundaries change *The local community
>    decided some years ago not to add political boundaries, so there is
>    currenty no other way of querying the tree data by this attribute. This
>    will need revisiting once the boundary changes are in effect*
>    - 'site_name' key which contains the street name written in all
>    capitals. Did this need importing, and if so, did it have to be in
>    capitals? *Enables the average joe/jane to query data by street name.
>    Is the use of capitals a problem apart from being ugly? Maybe searches are
>    case-sensitive? The downoaded dateset used for import has been edited so
>    that this field is "Properly Cased" so any new imports won't be affected.
>    Can also bulk edit existing imported data*
>    - 'usrn' appears to be an identifier (Unique Street Reference Number
>    <https://data.gov.uk/dataset/national-address-gazetteer>). The purpose
>    for this should be documented. Perhaps local_ref or ref:usrn should have
>    been used. *usrn is indeed Unique Street Reference No. Its purpose is
>    documented in the link and is a national standard for referencing streets.*
>    - 'height' values are formatted in a non-standard way (See Key:height
>    <https://wiki.openstreetmap.org/wiki/Key:height>) *Is this a problem?
>    Not everything is recorded to a standard. If there is insistence on a
>    standard then it can be fixed e.g by tagging the existing data as
>    height:range and tagging with height =x where x= the nearest whole number
>    at the upper end of the range*
>    - species but no genus *????? See example above which uses normal
>    binomial name of genus and species (and includes in this case a cultivar)*
>
>
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