[Talk-GB] Yet another rail network map

2008-12-18 Thread Peter Miller

On 17 Dec 2008, at 22:03, Steve Chilton wrote:

 Bizarely, the day Kaerest released his openrailmap I had rendered a  
 UK rail network map - purely for visualisation and checking  
 purposes, but have only just had time to upload it to the server.
 It is at: http://dev.openstreetmap.org/~steve8/railway.html
 No particular plans to enhance it or add details.
 It is just a companion to: http://dev.openstreetmap.org/~steve8/canal.html
 which has been re-rendered with last week's UK planet file.


Great stuff (and great minds!). Is there an agreed (or common)  
approach to tagging abandoned/dismantled railway stations? There isn't  
anything in map features about it, but it would be great content to  
have in there in OSM, particularly for those with an interest in  
historical railways. To render historical stations on these maps would  
encourage contributors (as in 'render and they will come').

What about proposed lines and stations? There are a number of these in  
the UK and again it would be very useful to be able to see where they  
were. railway=construction construction=rail? railway=proposed  
proposed=rail?

On the subject of historical railways, can one use start-date and end- 
date attributes to animate the life of the UK's railway network,  
watching it growing a shrinking over the years. There may be some  
complex cases where a line opened, closed and was then re-opened, but  
we could leave that for now in order to get the basic information in.

Could these maps render the 'lanes' tag, around which there seems to  
be an emerging consensus  for showing the number of tracks, typically  
1 for single track working, 2 and the 4. The rendering should use a  
different style for single track working and multi-track, typically  
using a different symbol.

How about rendering speed limits using colour? There are some sections  
of track with max-speed already, but this rendering would greatly  
encouraged if it for other areas.


Regards,


Peter

 Cheers
 STEVE

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Shaun McDonald


On 18 Dec 2008, at 10:52, Peter Miller wrote:



Could these maps render the 'lanes' tag, around which there seems to
be an emerging consensus  for showing the number of tracks, typically
1 for single track working, 2 and the 4. The rendering should use a
different style for single track working and multi-track, typically
using a different symbol.


I'm starting to come round to the thinking that we should use one way  
for each track, as often happens now in stations. You can then get  
detailed to the point of where you can change tracks, and which tracks  
actually have a platform against them.





How about rendering speed limits using colour? There are some sections
of track with max-speed already, but this rendering would greatly
encouraged if it for other areas.



Good idea.

I'd also be interested in whether a section of track is electrified.  
Has anyone got any ideas for that? power=overhead/third_rail/none/ 
overhead_and_third_rail ?


Shaun



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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Andy Robinson (blackadder-lists)
Proposed projects are something I'm keen to see mapped. Once a feature
reaches the planning application stage I think we should be prepared to
document it. The principal issue with this is of course that most planning
applications go hand in hand with an OS derived map/plan. Thus representing
the planning application details in OSM isn't going to particularly
accurate. But that doesn't mean it shouldn't be done.

I'd suggest a tag of planning for an object that has gone out for
consultation. Once its approved it could be changed to approved and then
finally changed to construction once work gets underway.

Major highway projects have always been shown on conventional maps before
they have been built so why would we be any different. It also opens up our
mapping for some more uses.

For features with a previous use (eg abandoned stations) I have more of as
problem at this juncture of the project. At some point I'd really like to be
able to record some historical map data but I don't feel we have the tools
and editing visualisation to do it properly at the moment. I also have a big
concern about how old features which have now been lost (no visual
representation) can reside with objects that are at the same location today.
In some cases, especially for roads, parts of old may be incorporated into
the present.

Cheers

Andy

-Original Message-
From: talk-gb-boun...@openstreetmap.org [mailto:talk-gb-
boun...@openstreetmap.org] On Behalf Of Peter Miller
Sent: 18 December 2008 10:52 AM
To: Steve Chilton
Cc: talk-gb@openstreetmap.org
Subject: [Talk-GB] Yet another rail network map


On 17 Dec 2008, at 22:03, Steve Chilton wrote:

 Bizarely, the day Kaerest released his openrailmap I had rendered a
 UK rail network map - purely for visualisation and checking
 purposes, but have only just had time to upload it to the server.
 It is at: http://dev.openstreetmap.org/~steve8/railway.html
 No particular plans to enhance it or add details.
 It is just a companion to:
http://dev.openstreetmap.org/~steve8/canal.html
 which has been re-rendered with last week's UK planet file.


Great stuff (and great minds!). Is there an agreed (or common)
approach to tagging abandoned/dismantled railway stations? There isn't
anything in map features about it, but it would be great content to
have in there in OSM, particularly for those with an interest in
historical railways. To render historical stations on these maps would
encourage contributors (as in 'render and they will come').

What about proposed lines and stations? There are a number of these in
the UK and again it would be very useful to be able to see where they
were. railway=construction construction=rail? railway=proposed
proposed=rail?

On the subject of historical railways, can one use start-date and end-
date attributes to animate the life of the UK's railway network,
watching it growing a shrinking over the years. There may be some
complex cases where a line opened, closed and was then re-opened, but
we could leave that for now in order to get the basic information in.

Could these maps render the 'lanes' tag, around which there seems to
be an emerging consensus  for showing the number of tracks, typically
1 for single track working, 2 and the 4. The rendering should use a
different style for single track working and multi-track, typically
using a different symbol.

How about rendering speed limits using colour? There are some sections
of track with max-speed already, but this rendering would greatly
encouraged if it for other areas.


Regards,


Peter

 Cheers
 STEVE

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Peter Miller

On 18 Dec 2008, at 11:12, Shaun McDonald wrote:


 On 18 Dec 2008, at 10:52, Peter Miller wrote:


 Could these maps render the 'lanes' tag, around which there seems to
 be an emerging consensus  for showing the number of tracks, typically
 1 for single track working, 2 and the 4. The rendering should use a
 different style for single track working and multi-track, typically
 using a different symbol.

 I'm starting to come round to the thinking that we should use one  
 way for each track, as often happens now in stations. You can then  
 get detailed to the point of where you can change tracks, and which  
 tracks actually have a platform against them.


Doing the track layout within the station is something I am sure that  
railway people will want to do - indeed they won't be able to resist  
doing it :) Do lets get the separation of the track true-to-life though.

With regard to long sections of parallel track between stations I  
suggest the 'lanes' tag could be suitable, if not then the parallel  
tracks would need to be placed the correct physical distance apart and  
then the renderers would need to be able to simplify the presentation  
down to a single line for wider area maps and do two track far enough  
apart so that they can be distinguished from each other for close up  
maps.

Sounds like we are going to need to 'suck it and see'. Possibly we  
should go for the most detailed representation on the ground and then  
use relations to associate elements together to help the renderer.



Regards,


Peter




 How about rendering speed limits using colour? There are some  
 sections
 of track with max-speed already, but this rendering would greatly
 encouraged if it for other areas.


 Good idea.

 I'd also be interested in whether a section of track is electrified.  
 Has anyone got any ideas for that? power=overhead/third_rail/none/ 
 overhead_and_third_rail ?

 Shaun



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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Peter Miller

On 18 Dec 2008, at 11:12, Andy Robinson (blackadder-lists) wrote:

 For features with a previous use (eg abandoned stations) I have more  
 of as
 problem at this juncture of the project. At some point I'd really  
 like to be
 able to record some historical map data but I don't feel we have the  
 tools
 and editing visualisation to do it properly at the moment. I also  
 have a big
 concern about how old features which have now been lost (no visual
 representation) can reside with objects that are at the same  
 location today.
 In some cases, especially for roads, parts of old may be  
 incorporated into
 the present.


Ok, so the only abandoned stations that should be included are ones  
where the actual station still exists, even if it has been re- 
purposed. An abandoned station with the old platform visible and  
possibly a derelict building could be shown as  
railway=abandoned_station.  A re-purposed station could possibly be  
tagged as building=restaurant and railway=abandoned_station?

If all physical evidence of the station has gone then it should not be  
marked.

Should the same rules apply to railway lines and to other historical  
features - ie if they have completely gone then they should not be  
marked?

A railway line that is now a footpath, or a cycle path or even an  
identifiable strip of wildlife and tress should be shown but if it is  
now plowed fields then it should not be shown?


Peter

 Cheers

 Andy

 -Original Message-
 From: talk-gb-boun...@openstreetmap.org [mailto:talk-gb-
 boun...@openstreetmap.org] On Behalf Of Peter Miller
 Sent: 18 December 2008 10:52 AM
 To: Steve Chilton
 Cc: talk-gb@openstreetmap.org
 Subject: [Talk-GB] Yet another rail network map


 On 17 Dec 2008, at 22:03, Steve Chilton wrote:

 Bizarely, the day Kaerest released his openrailmap I had rendered a
 UK rail network map - purely for visualisation and checking
 purposes, but have only just had time to upload it to the server.
 It is at: http://dev.openstreetmap.org/~steve8/railway.html
 No particular plans to enhance it or add details.
 It is just a companion to:
 http://dev.openstreetmap.org/~steve8/canal.html
 which has been re-rendered with last week's UK planet file.


 Great stuff (and great minds!). Is there an agreed (or common)
 approach to tagging abandoned/dismantled railway stations? There  
 isn't
 anything in map features about it, but it would be great content to
 have in there in OSM, particularly for those with an interest in
 historical railways. To render historical stations on these maps  
 would
 encourage contributors (as in 'render and they will come').

 What about proposed lines and stations? There are a number of these  
 in
 the UK and again it would be very useful to be able to see where they
 were. railway=construction construction=rail? railway=proposed
 proposed=rail?

 On the subject of historical railways, can one use start-date and  
 end-
 date attributes to animate the life of the UK's railway network,
 watching it growing a shrinking over the years. There may be some
 complex cases where a line opened, closed and was then re-opened, but
 we could leave that for now in order to get the basic information in.

 Could these maps render the 'lanes' tag, around which there seems to
 be an emerging consensus  for showing the number of tracks, typically
 1 for single track working, 2 and the 4. The rendering should use a
 different style for single track working and multi-track, typically
 using a different symbol.

 How about rendering speed limits using colour? There are some  
 sections
 of track with max-speed already, but this rendering would greatly
 encouraged if it for other areas.


 Regards,


 Peter

 Cheers
 STEVE

 ___
 Talk-GB mailing list
 Talk-GB@openstreetmap.org
 http://lists.openstreetmap.org/listinfo/talk-gb


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 No virus found in this incoming message.
 Checked by AVG - http://www.avg.com
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 17/12/2008
 7:21 PM



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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Andy Robinson (blackadder-lists)
Peter Miller wrote:
Sent: 18 December 2008 11:55 AM
To: Andy Robinson (blackadder-lists)
Cc: 'Peter Miller'; 'Steve Chilton'; talk-gb@openstreetmap.org
Subject: Re: [Talk-GB] Yet another rail network map


On 18 Dec 2008, at 11:12, Andy Robinson (blackadder-lists) wrote:

 For features with a previous use (eg abandoned stations) I have more
 of as
 problem at this juncture of the project. At some point I'd really
 like to be
 able to record some historical map data but I don't feel we have the
 tools
 and editing visualisation to do it properly at the moment. I also
 have a big
 concern about how old features which have now been lost (no visual
 representation) can reside with objects that are at the same
 location today.
 In some cases, especially for roads, parts of old may be
 incorporated into
 the present.


Ok, so the only abandoned stations that should be included are ones
where the actual station still exists, even if it has been re-
purposed. An abandoned station with the old platform visible and
possibly a derelict building could be shown as
railway=abandoned_station.  A re-purposed station could possibly be
tagged as building=restaurant and railway=abandoned_station?

If all physical evidence of the station has gone then it should not be
marked.

Should the same rules apply to railway lines and to other historical
features - ie if they have completely gone then they should not be
marked?

A railway line that is now a footpath, or a cycle path or even an
identifiable strip of wildlife and tress should be shown but if it is
now plowed fields then it should not be shown?

That's the view I take for the present time. But where a footpath or other
feature makes use of the original feature then I would definitely add a tag
that explains the features former use, that's useful data. Where the feature
has been completely lost (ploughed field, buried Archaeological site etc)
then we need more tools and methods of layering before we can realistically
expect contributors to work with the data, it's simply too confusing
otherwise.

Cheers

Andy



Peter

 Cheers

 Andy

 -Original Message-
 From: talk-gb-boun...@openstreetmap.org [mailto:talk-gb-
 boun...@openstreetmap.org] On Behalf Of Peter Miller
 Sent: 18 December 2008 10:52 AM
 To: Steve Chilton
 Cc: talk-gb@openstreetmap.org
 Subject: [Talk-GB] Yet another rail network map


 On 17 Dec 2008, at 22:03, Steve Chilton wrote:

 Bizarely, the day Kaerest released his openrailmap I had rendered a
 UK rail network map - purely for visualisation and checking
 purposes, but have only just had time to upload it to the server.
 It is at: http://dev.openstreetmap.org/~steve8/railway.html
 No particular plans to enhance it or add details.
 It is just a companion to:
 http://dev.openstreetmap.org/~steve8/canal.html
 which has been re-rendered with last week's UK planet file.


 Great stuff (and great minds!). Is there an agreed (or common)
 approach to tagging abandoned/dismantled railway stations? There
 isn't
 anything in map features about it, but it would be great content to
 have in there in OSM, particularly for those with an interest in
 historical railways. To render historical stations on these maps
 would
 encourage contributors (as in 'render and they will come').

 What about proposed lines and stations? There are a number of these
 in
 the UK and again it would be very useful to be able to see where they
 were. railway=construction construction=rail? railway=proposed
 proposed=rail?

 On the subject of historical railways, can one use start-date and
 end-
 date attributes to animate the life of the UK's railway network,
 watching it growing a shrinking over the years. There may be some
 complex cases where a line opened, closed and was then re-opened, but
 we could leave that for now in order to get the basic information in.

 Could these maps render the 'lanes' tag, around which there seems to
 be an emerging consensus  for showing the number of tracks, typically
 1 for single track working, 2 and the 4. The rendering should use a
 different style for single track working and multi-track, typically
 using a different symbol.

 How about rendering speed limits using colour? There are some
 sections
 of track with max-speed already, but this rendering would greatly
 encouraged if it for other areas.


 Regards,


 Peter

 Cheers
 STEVE

 ___
 Talk-GB mailing list
 Talk-GB@openstreetmap.org
 http://lists.openstreetmap.org/listinfo/talk-gb


 ___
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 No virus found in this incoming message.
 Checked by AVG - http://www.avg.com
 Version: 8.0.176 / Virus Database: 270.9.19/1854 - Release Date:
 17/12/2008
 7:21 PM



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Checked by AVG - http://www.avg.com
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7

Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Russ Phillips
2008/12/18 Andy Robinson (blackadder-lists) ajrli...@googlemail.com:

 But where a footpath or other
 feature makes use of the original feature then I would definitely add a tag
 that explains the features former use, that's useful data.

I hadn't thought of it before, but that sounds like a good idea. There
are a lot of cycleways near me that used to be railways. Currently
they're just tagged with highway=cycleway, what would you suggest I
add? I note that Map Features says that railway=abandoned (which would
have been my first choice) is not to be used if the feature has been
turned into another use, eg cycleway.

Russ

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Steve Chilton
For the record, at the moment the mapnik layer does not render
railway=dismantled.
It does render railway=abandoned or =disused but ONLY if there is NO
associated highway tag.
Thus abandoned railway turned into a cycleway will show as the latter,
but will show as abandoned railway where it is not, eg:
http://www.openstreetmap.org/?lat=51.8927lon=-0.5832zoom=13layers=B00
0FTF
In my view it is useful to also tag stuff as railway=abandoned ion that
way.

Cheers
STEVE

Steve Chilton, Learning Support Fellow
Manager of e-Learning Academic Development
Centre for Educational Technology
Middlesex University
phone/fax: 020 8411 5355
email: ste...@mdx.ac.uk
http://www.mdx.ac.uk/schools/hssc/staff/profiles/technical/chiltons.asp

Chair of the Society of Cartographers: http://www.soc.org.uk/

SoC conference 2008:
http://www.abdn.ac.uk/cartographers08/

-Original Message-
From: talk-gb-boun...@openstreetmap.org
[mailto:talk-gb-boun...@openstreetmap.org] On Behalf Of Russ Phillips
Sent: 18 December 2008 12:24
To: Talk-GB@openstreetmap.org
Subject: Re: [Talk-GB] Yet another rail network map

2008/12/18 Andy Robinson (blackadder-lists) ajrli...@googlemail.com:

 But where a footpath or other
 feature makes use of the original feature then I would definitely add
a tag
 that explains the features former use, that's useful data.

I hadn't thought of it before, but that sounds like a good idea. There
are a lot of cycleways near me that used to be railways. Currently
they're just tagged with highway=cycleway, what would you suggest I
add? I note that Map Features says that railway=abandoned (which would
have been my first choice) is not to be used if the feature has been
turned into another use, eg cycleway.

Russ

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Jonathan Bennett
Andy Robinson (blackadder-lists) wrote:
 For features with a previous use (eg abandoned stations) I have more of as
 problem at this juncture of the project. At some point I'd really like to be
 able to record some historical map data but I don't feel we have the tools
 and editing visualisation to do it properly at the moment. I also have a big
 concern about how old features which have now been lost (no visual
 representation) can reside with objects that are at the same location today.
 In some cases, especially for roads, parts of old may be incorporated into
 the present.
   
WHS.

I'd love to record information about past railways, but in many of the 
places I map this would directly conflict with existing features. In 
other places, all trace of the railway has been obliterated, so 
mapping this in the main OSM dataset would be inaccurate.

Is the idea of a separate, railways-only dataset too far fetched? It 
would include all past, present and proposed railway features, but 
wouldn't pollute the main OSM db. Transparent tiles from this dataset 
overlaid over existing OSM renderings could be interesting.

Jono.

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Frederik Ramm
Hi,

Jonathan Bennett wrote:
 Is the idea of a separate, railways-only dataset too far fetched?

I'd rather have a separate historic objects dataset or so, as there 
are many other historic places people would like to map but which would 
pollute the main map. Big difficulty is that past and present are 
connected in some places (old church, railway now used as cycleway), 
so if someone moves today's church in the database, the 100 year old 
church must be moved as well - while other things are in different 
universes completely...

Bye
Frederik

-- 
Frederik Ramm  ##  eMail frede...@remote.org  ##  N49°00'09 E008°23'33

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Re: [Talk-GB] Yet another rail network map

2008-12-18 Thread Kærast

oy - less of the 'his' please!

I'm planning on developing mine further in the new year, largely for
personal learning, but I'd love a copy of the mapnik template you used
for you version - I may 'borrow' some server time over christmas to
re-render to as high a level zoom as I can.

I'm also planning on adding in an abandoned rail line in the new year
if I get chance to spend some time mapping Saddleworth as a whole, so
I'm certainly interested to hear people's views on how a historic rail
line now used as a bridle path should be used.

I'm also interested in tagging of line names and whether names should
be left in or made relations.

-- 
K__rast


On Wed, 17 Dec 2008 22:03:31 +
Steve Chilton s.l.chil...@mdx.ac.uk wrote:

 Bizarely, the day Kaerest released his openrailmap I had rendered a
 UK rail network map - purely for visualisation and checking purposes,
 but have only just had time to upload it to the server. It is at:
 http://dev.openstreetmap.org/~steve8/railway.html No particular plans
 to enhance it or add details. It is just a companion to:
 http://dev.openstreetmap.org/~steve8/canal.html which has been
 re-rendered with last week's UK planet file. Cheers
 STEVE
 
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[Talk-GB] Yet another rail network map

2008-12-17 Thread Steve Chilton
Bizarely, the day Kaerest released his openrailmap I had rendered a UK rail 
network map - purely for visualisation and checking purposes, but have only 
just had time to upload it to the server.
It is at: http://dev.openstreetmap.org/~steve8/railway.html
No particular plans to enhance it or add details.
It is just a companion to: http://dev.openstreetmap.org/~steve8/canal.html
which has been re-rendered with last week's UK planet file.
 
Cheers
STEVE

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Re: [Talk-GB] Yet another rail network map

2008-12-17 Thread OJ W
Anyone agree they should share a featured-image?

http://wiki.openstreetmap.org/wiki/Featured_image_proposals#Trains


On Wed, Dec 17, 2008 at 10:03 PM, Steve Chilton s.l.chil...@mdx.ac.uk wrote:
 Bizarely, the day Kaerest released his openrailmap I had rendered a UK rail 
 network map - purely for visualisation and checking purposes, but have only 
 just had time to upload it to the server.
 It is at: http://dev.openstreetmap.org/~steve8/railway.html
 No particular plans to enhance it or add details.
 It is just a companion to: http://dev.openstreetmap.org/~steve8/canal.html
 which has been re-rendered with last week's UK planet file.

 Cheers
 STEVE

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