Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Lester Caine
Dave F. wrote: Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? MOST rivers are now being mapped fully and so are areas rather than a line with some arbitrary width. So there is no 'way' corresponding to some arbitrary mid

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Ed Loach
Lester Caine wrote: Dave F. wrote: Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? MOST rivers are now being mapped fully and so are areas rather than a line with some arbitrary width. So there is no 'way'

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Lester Caine
Ed Loach wrote: Lester Caine wrote: Dave F. wrote: Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? MOST rivers are now being mapped fully and so are areas rather than a line with some arbitrary width. So there is no

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread John Robert Peterson
Couldn't agree more. Serial deletionism is a concept that I just don't understand, I'm sure it's well intentioned, but I can't see where it's coming from. On to technical details: There is however a dificulty in distinguishing between when somone moves somthing because it was previusly mapped at

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Shaun McDonald
On 25 Apr 2010, at 07:57, Lester Caine wrote: If a footpath gets moved do you think I should still show a way mark it as 'this is where it used to go'? 'closed=2007' makes perfect sense to me. People then coming back to an area that they walked 30 years ago would then see why they

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Lester Caine
Shaun McDonald wrote: On 25 Apr 2010, at 07:57, Lester Caine wrote: If a footpath gets moved do you think I should still show a way mark it as 'this is where it used to go'? 'closed=2007' makes perfect sense to me. People then coming back to an area that they walked 30 years ago would

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Christopher Osborne
should reflect that. Message: 10 Date: Sun, 25 Apr 2010 11:42:49 +0100 From: Lester Caine les...@lsces.co.uk Subject: Re: [Talk-GB] OS Boundaries To: 'talk-gb OSM List' talk-gb@openstreetmap.org Message-ID: 4bd41ca9.90...@lsces.co.uk Content-Type: text/plain; charset=ISO-8859-1; format

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Dave F.
Lester Caine wrote: Dave F. wrote: Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? MOST rivers are now being mapped fully and so are areas rather than a line with some arbitrary width. So there

Re: [Talk-GB] OS Boundaries

2010-04-25 Thread Lester Caine
Dave F. wrote: Lester Caine wrote: Dave F. wrote: Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? MOST rivers are now being mapped fully and so are areas rather than a line with some arbitrary width. So there is no 'way'

Re: [Talk-GB] OS Boundaries

2010-04-24 Thread Dave F.
Lester Caine wrote: But well mapped rivers don't have ways down their middle Really? Care to expand on that please? Even more important, we need a way to maintain historic information such as '1995 boundary' where later boundaries are different. Why do we need to do that? I delete out

Re: [Talk-GB] OS Boundaries

2010-04-20 Thread Andrew Chadwick (email lists)
Chris Hill wrote: I've been taking a look at the boundary data released as part of the OS bundle. I've put together a little script that will extract a named boundary as an OSM file ready for loading into JOSM. OS data uses the OS projection and we use the WGS84 projection. I used ogr2ogr to

Re: [Talk-GB] OS Boundaries

2010-04-20 Thread Richard Fairhurst
Andrew Chadwick wrote: I've had a degree of success with http://search.cpan.org/~toby/Geo-Coordinates-OSGB-2.04/ - I've used these packages in the past for rectification of OOC OS stuff and conversion of many-figure OS grid refs with a good degree of success. Chris knows this already

Re: [Talk-GB] OS Boundaries

2010-04-20 Thread Jerry Clough - OSM
: [Talk-GB] OS Boundaries Andrew Chadwick wrote: I've had a degree of success with http://search.cpan.org/~toby/Geo-Coordinates-OSGB-2.04/ - I've used these packages in the past for rectification of OOC OS stuff and conversion of many-figure OS grid refs with a good degree of success. Chris

Re: [Talk-GB] OS Boundaries

2010-04-19 Thread Tom Hughes
On 19/04/10 17:18, Chris Hill wrote: Each boundary needs to share nodes with adjacent ones. County and district boundaries will also need to share nodes, so the process of loading them individually might be quite tedious, and would involve dealing with any existing boundaries. Working on

Re: [Talk-GB] OS Boundaries

2010-04-19 Thread Lester Caine
Tom Hughes wrote: On 19/04/10 17:18, Chris Hill wrote: Each boundary needs to share nodes with adjacent ones. County and district boundaries will also need to share nodes, so the process of loading them individually might be quite tedious, and would involve dealing with any existing

Re: [Talk-GB] OS Boundaries

2010-04-19 Thread Chris Hill
Tom Hughes wrote: On 19/04/10 17:18, Chris Hill wrote: Each boundary needs to share nodes with adjacent ones. County and district boundaries will also need to share nodes, so the process of loading them individually might be quite tedious, and would involve dealing with any existing

Re: [Talk-GB] OS Boundaries

2010-04-19 Thread Chris Hill
To the list too :) Tom Hughes wrote: On 19/04/10 17:18, Chris Hill wrote: Each boundary needs to share nodes with adjacent ones. County and district boundaries will also need to share nodes, so the process of loading them individually might be quite tedious, and would involve dealing with

Re: [Talk-GB] OS Boundaries

2010-04-19 Thread Chris Hill
John Robert Peterson wrote: There is also the quite high level question of what is the correct position for these boundaries: if a boundary follows a river, and the river has changed course by a few meters since this boundary was established, does the boundary move with it, or does it stay

Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Tom Hughes
On 17/11/09 16:24, Peter Miller wrote: Possibly we have have some accurate boundary information soon! By 'mid- level mapping' do they mean Meridian I wonder? Please to bear in mind this sentence: The Government will consult on proposals to make data from Ordnance Survey freely available...

Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Tom Chance
2009/11/17 Tom Hughes t...@compton.nu Data relating to electoral and local authority boundaries as well as postcode areas would be released for free re-use... I might be unduly skeptical, especially thinking about some of the people now advising the Government on this, but I wonder if the

Re: [Talk-GB] OS boundaries and 'mid-level' mapping data to be released for free re-use including commerically

2009-11-17 Thread Peter Miller
On 17 Nov 2009, at 18:30, Tom Chance wrote: 2009/11/17 Tom Hughes t...@compton.nu Data relating to electoral and local authority boundaries as well as postcode areas would be released for free re-use... I might be unduly skeptical, especially thinking about some of the people now advising