[talk-au] Question about using NSW Speed Zone Data in OSM

[Andrew Harvey]

No objections from me. They haven't responded yet, and from everything we
can tell they imported the data without any other cross checks and didn't
follow the import guidelines.

On Sun, 11 Feb 2024 at 22:00, Mark Pulley <mrpulley at iinet.net.au> wrote:

> I’ve got some spare time (having caught up with the surveys from my last
> holidays), so I can go through these and revert them. Any objections?
>
> Mark P.
>
> On 9 Feb 2024, at 9:57 am, Andrew Harvey <andrew.harvey4 at gmail.com> wrote:
>
> We do have permissions to use this data it's listed in
> https://wiki.openstreetmap.org/wiki/Australian_Data_Sources#New_South_Wales,
> however from looking at their changeset history, it looks like
>
> 1. They are conducting an import by en-mass blindly adding and replacing
> existing data with the imported data
> 2. They may be engaging in directed mapping (being employed to make these
> changes), since their changesets are all the same, importing speed limits,
> except for one Local Knowledge changeset
> https://www.openstreetmap.org/changeset/131210459 in India.
>
> If they want to conduct an import like this, they need to go through the
> proper process, so based on and the issues you've rased it should be fine
> to revert all their affected changes and then ask going forward to go
> through the import guidelines
> https://wiki.openstreetmap.org/wiki/Import_guidelines.
>
>
> On Thu, 8 Feb 2024 at 21:32, Mark Pulley <mrpulley at iinet.net.au> wrote:
>
>> Does the NSW Government Speed Zone data have a licence suitable for
>> importing into OSM? Also, is it generally accurate?
>> https://opendata.transport.nsw.gov.au/dataset/speed-zones
>>
>> https://opendata.transport.nsw.gov.au/dataset/road-segment-data-from-datansw
>>
>> The reason I ask is that I recently came across a few roads with speed
>> zones updated based on this data. The biggest problem is that the changes
>> made in these three changesets were incorrect (i.e. the previously surveyed
>> maxspeeds were updated from this data, but on survey in December 2023 the
>> original surveyed maxspeed was the correct one).
>>
>> https://www.openstreetmap.org/changeset/129760120
>> https://www.openstreetmap.org/changeset/129759614
>> https://www.openstreetmap.org/changeset/129759603
>>
>> Other changesets have been made based on this data, but I haven’t checked
>> the accuracy of them.
>>
>> Mark P.
>>
>> _______________________________________________
>> Talk-au mailing list
>> Talk-au at openstreetmap.org
>> https://lists.openstreetmap.org/listinfo/talk-au
>>
> _______________________________________________
> Talk-au mailing list
> Talk-au at openstreetmap.org
> https://lists.openstreetmap.org/listinfo/talk-au
>
>
> _______________________________________________
> Talk-au mailing list
> Talk-au at openstreetmap.org
> https://lists.openstreetmap.org/listinfo/talk-au
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/talk-au/attachments/20240212/746b7999/attachment.htm>