Re: [talk-au] Tasmanian transmission line import

2012-09-04 Thread Andrew Harvey
On 03/09/12 21:25, Charles Gregory wrote:
 Hi everyone,
 
 I've received a KML of all of Tasmania's high voltage transmission lines
 from a representative of Transend Networks, with no restrictions on their
 usage, so I am free to upload these into OSM.

I don't find verbal permission as acceptable and would hope that the
rest of the OSM community would agree.

So I would second that you get the license information in writing as you
mentioned.

 
 At the moment in OSM, some lines already exist and include towers (sourced
 from bing imagery), some only have towers (most likely due to redaction),
 and some lines are not marked at all.
 
 The KML file includes only lines - not towers - they have a license for the
 tower information - while it costs nothing, it can not be re-distributed.
 
 I could
 1) Delete the existing data and replace with 100% official data, but then
 the tower information would be lost.

No. Don't do that. That is vandalism.

Also OSM probably has some areas of existing data which is better than
the official data and in these cases we don't want the official data
we want what mappers have mapped as existing on the ground, not what the
network operator says is there.

 2) Only replace the missing lines, but then there would be inconsistencies
 (some with towers, some without).
 
 What is the preferred option?   I'm tending to go with the second option,
 since from a brief inspection, the existing OSM ways are pretty accurate
 when compared with the official data.  So long as the sources for each line
 are accurate it shouldn't be too much of an issue.
 



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[talk-au] Tasmanian transmission line import

2012-09-03 Thread Charles Gregory
Hi everyone,

I've received a KML of all of Tasmania's high voltage transmission lines
from a representative of Transend Networks, with no restrictions on their
usage, so I am free to upload these into OSM.

At the moment in OSM, some lines already exist and include towers (sourced
from bing imagery), some only have towers (most likely due to redaction),
and some lines are not marked at all.

The KML file includes only lines - not towers - they have a license for the
tower information - while it costs nothing, it can not be re-distributed.

I could
1) Delete the existing data and replace with 100% official data, but then
the tower information would be lost.
2) Only replace the missing lines, but then there would be inconsistencies
(some with towers, some without).

What is the preferred option?   I'm tending to go with the second option,
since from a brief inspection, the existing OSM ways are pretty accurate
when compared with the official data.  So long as the sources for each line
are accurate it shouldn't be too much of an issue.

Regards,

Charles Gregory
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Re: [talk-au] Tasmanian transmission line import

2012-09-03 Thread Ian Sergeant
Hi,

This needs to go through imports process (the imports list, and the
imports on the wiki).  We need to document the licence stuff so there
are no problems later.

Personally, I'd be inclined to sit on this for a month or two, until
we are recovered from more of the redaction issues.  Adding wires
seems a bit like icing the cake when the sponge isn't set.

And yes, the second would be my preferred option, too, but make the
data available for people who want to merge.

Ian.

On 3 September 2012 21:25, Charles Gregory osm.li...@chuq.net wrote:
 Hi everyone,

 I've received a KML of all of Tasmania's high voltage transmission lines
 from a representative of Transend Networks, with no restrictions on their
 usage, so I am free to upload these into OSM.

 At the moment in OSM, some lines already exist and include towers (sourced
 from bing imagery), some only have towers (most likely due to redaction),
 and some lines are not marked at all.

 The KML file includes only lines - not towers - they have a license for the
 tower information - while it costs nothing, it can not be re-distributed.

 I could
 1) Delete the existing data and replace with 100% official data, but then
 the tower information would be lost.
 2) Only replace the missing lines, but then there would be inconsistencies
 (some with towers, some without).

 What is the preferred option?   I'm tending to go with the second option,
 since from a brief inspection, the existing OSM ways are pretty accurate
 when compared with the official data.  So long as the sources for each line
 are accurate it shouldn't be too much of an issue.

 Regards,

 Charles Gregory

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Re: [talk-au] Tasmanian transmission line import

2012-09-03 Thread Ian Sergeant
Hi,

Oh okay.  If you are just using the KML as a background image, and
copy/pasting segments after reviewing them in OSM then personally,  I
don't see any issues at all.  I was just worried we were going to have
an extra ton of fixme data, when we probably have enough to fix
right now.

Probably still a good idea to put the permission to use statement on
the wiki (for future mappers to understand), and use a consistent
source= so people understand where they came from.

Thanks,
Ian.

On 4 September 2012 13:26, Charles Gregory osm.li...@chuq.net wrote:
 Hi Ian,

 Regarding the imports process, this wouldn't be a bulk automated import -
 rather, me loading the KML as a background image, then selecting individual
 ways and converting them to the appropriate type.  There are less than 60
 separate lines in the state (and many are already in OSM) so it wouldn't
 take me that long.  Does that still need to go through the process?

 Regarding getting the license information in writing, that is one thing I
 hadn't considered, I will ask my contact for details on this.

 Happy to leave it for a while - although I thought I saw a notice recently
 that all redaction related changes were now complete?

 Regards,

 Charles

 On Tue, Sep 4, 2012 at 11:28 AM, Ian Sergeant inas66+...@gmail.com wrote:

 Hi,

 This needs to go through imports process (the imports list, and the
 imports on the wiki).  We need to document the licence stuff so there
 are no problems later.

 Personally, I'd be inclined to sit on this for a month or two, until
 we are recovered from more of the redaction issues.  Adding wires
 seems a bit like icing the cake when the sponge isn't set.

 And yes, the second would be my preferred option, too, but make the
 data available for people who want to merge.

 Ian.

 On 3 September 2012 21:25, Charles Gregory osm.li...@chuq.net wrote:
  Hi everyone,
 
  I've received a KML of all of Tasmania's high voltage transmission lines
  from a representative of Transend Networks, with no restrictions on
  their
  usage, so I am free to upload these into OSM.
 
  At the moment in OSM, some lines already exist and include towers
  (sourced
  from bing imagery), some only have towers (most likely due to
  redaction),
  and some lines are not marked at all.
 
  The KML file includes only lines - not towers - they have a license for
  the
  tower information - while it costs nothing, it can not be
  re-distributed.
 
  I could
  1) Delete the existing data and replace with 100% official data, but
  then
  the tower information would be lost.
  2) Only replace the missing lines, but then there would be
  inconsistencies
  (some with towers, some without).
 
  What is the preferred option?   I'm tending to go with the second
  option,
  since from a brief inspection, the existing OSM ways are pretty accurate
  when compared with the official data.  So long as the sources for each
  line
  are accurate it shouldn't be too much of an issue.
 
  Regards,
 
  Charles Gregory
 
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Re: [talk-au] Tasmanian transmission line import

2012-09-03 Thread Charles Gregory
No problem.  At the moment the test line I have added is tagged:

power=line
name=Lindisfarne-Sorell
voltage=11
operator=Transend Networks
source=Transend Networks

Regards,

Charles

On Tue, Sep 4, 2012 at 1:51 PM, Ian Sergeant inas66+...@gmail.com wrote:

 Hi,

 Oh okay.  If you are just using the KML as a background image, and
 copy/pasting segments after reviewing them in OSM then personally,  I
 don't see any issues at all.  I was just worried we were going to have
 an extra ton of fixme data, when we probably have enough to fix
 right now.

 Probably still a good idea to put the permission to use statement on
 the wiki (for future mappers to understand), and use a consistent
 source= so people understand where they came from.

 Thanks,
 Ian.

 On 4 September 2012 13:26, Charles Gregory osm.li...@chuq.net wrote:
  Hi Ian,
 
  Regarding the imports process, this wouldn't be a bulk automated import -
  rather, me loading the KML as a background image, then selecting
 individual
  ways and converting them to the appropriate type.  There are less than 60
  separate lines in the state (and many are already in OSM) so it wouldn't
  take me that long.  Does that still need to go through the process?
 
  Regarding getting the license information in writing, that is one thing I
  hadn't considered, I will ask my contact for details on this.
 
  Happy to leave it for a while - although I thought I saw a notice
 recently
  that all redaction related changes were now complete?
 
  Regards,
 
  Charles
 
  On Tue, Sep 4, 2012 at 11:28 AM, Ian Sergeant inas66+...@gmail.com
 wrote:
 
  Hi,
 
  This needs to go through imports process (the imports list, and the
  imports on the wiki).  We need to document the licence stuff so there
  are no problems later.
 
  Personally, I'd be inclined to sit on this for a month or two, until
  we are recovered from more of the redaction issues.  Adding wires
  seems a bit like icing the cake when the sponge isn't set.
 
  And yes, the second would be my preferred option, too, but make the
  data available for people who want to merge.
 
  Ian.
 
  On 3 September 2012 21:25, Charles Gregory osm.li...@chuq.net wrote:
   Hi everyone,
  
   I've received a KML of all of Tasmania's high voltage transmission
 lines
   from a representative of Transend Networks, with no restrictions on
   their
   usage, so I am free to upload these into OSM.
  
   At the moment in OSM, some lines already exist and include towers
   (sourced
   from bing imagery), some only have towers (most likely due to
   redaction),
   and some lines are not marked at all.
  
   The KML file includes only lines - not towers - they have a license
 for
   the
   tower information - while it costs nothing, it can not be
   re-distributed.
  
   I could
   1) Delete the existing data and replace with 100% official data, but
   then
   the tower information would be lost.
   2) Only replace the missing lines, but then there would be
   inconsistencies
   (some with towers, some without).
  
   What is the preferred option?   I'm tending to go with the second
   option,
   since from a brief inspection, the existing OSM ways are pretty
 accurate
   when compared with the official data.  So long as the sources for each
   line
   are accurate it shouldn't be too much of an issue.
  
   Regards,
  
   Charles Gregory
  
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