[Talk-transit] Public Transport routing

Peter J Stoner stonerpj at mytraveline.info
Fri Sep 4 17:31:57 BST 2009


In message on 4 Sep 2009,  Frankie Roberto  wrote:

> The question for me is: could OSM fill in this 'gap' of functionality that
> Google Transit has?

> There's an old conversation at
> http://wiki.openstreetmap.org/wiki/Talk:Train_routing about whether train
> routing could work without a timetable.

> Whilst having a full timetable would clearly be better, I think we could do
> a fair bit without it.

> For instance, if we mapped the all train services (using relations) where
> the frequency is generally one-per-hour or more, then we could at least show
> people searching for a route which trains they can get, and where they'd
> have to change. Then they could look up the times for themselves on
> trainline.com or similar if they need to. The advantage of us doing this is
> that we can show public transport routes alongside car or walking routes.

> There are quite a few circumstances I can think of where you don't need to
> know the exact times in advance, just that a route is possible. For example,
> if you're planning a holiday, it's helpful just to know which places you can
> get to by train.

> It would even be possible to do things like selecting a station, and then
> displaying all the stations you could travel to from there without needing
> to interchange.

> These are the things that get me excited anyway. Sadly, I don't have the
> expertise to build any of them...

> 

Maybe worth having a look at triptropnyc.com or 
mapumental.channel4.com both of which visualise an approximate view of 
travel.  The problem is where service frequencies are lower and small 
adjustments to time of travel throw up very different travel 
opportunities.

Best wishes



> 2009/9/4 Roger Slevin <roger at slevin.plus.com>

>>  Frankie
>>
>>
>>
>> Google Transit gets schedule data from the SE, EM and EA regions (but not
>> London, so you can only get coaches from/to/through London) — and that data
>> includes coaches which have at least one stop within the SE, EM, EA or
>> London regions.  As Peter has said, discussions with other traveline regions
>> continue.  I have no knowledge of ATOC‘s current position — certainly it
>> would be helpful if they provided rail data, just as it would be helpful if
>> TfL were to provide London data.
>>
>>
>>
>> Roger
>>
>>
>>
>> *From:* talk-transit-bounces at openstreetmap.org [mailto:
>> talk-transit-bounces at openstreetmap.org] *On Behalf Of *Frankie Roberto
>> *Sent:* 04 September 2009 11:24
>> *To:* Talk Transit mailing list
>> *Subject:* [Talk-transit] Public Transport routing
>>
>>
>>
>> Hi all,
>>
>> I just added a new introduction to the Public Transport page (
>> http://wiki.openstreetmap.org/wiki/Public_transport), trying to give an
>> overview of what public transport is and why it should be added to OSM.
>>
>> Whilst doing this, I had a quick play with Google's Public Transit map
>> service, to see how that's getting on. For the UK, it seems pretty useless!
>> Just about any journey I put in (London-Edinburgh, Manchester-Sheffield),
>> the only option I got back was a National Express coach - seems they're the
>> only data service they've imported so far.
>>
>> This got me thinking - whilst OSM is a long way from being able to add
>> timetable information, basic routing (giving you the names of train
>> services, and working out where you need to change), is something OSM could
>> feasibly provide.
>>
>> Is anyone currently looking at this? I know of
>> http://www.öpnvkarte.de/<http://www.%C3%B6pnvkarte.de/>,
>> which displays public transport routes, but I don't know of any experimental
>> routing services yet. Have I missed something? (Peter, ITO World?)
>>
>> Incidentally, I just came across this page:
>> http://wiki.openstreetmap.org/wiki/Train_routing which seems to mostly
>> date from 2007, but has some useful information (and diagrams) in it, that
>> could be worth merging into the Railways page (
>> http://wiki.openstreetmap.org/wiki/Railways).
>>
>> Frankie
>>
>> --
>> Frankie Roberto
>> Experience Designer, Rattle
>> 0114 2706977
>> http://www.rattlecentral.com
>>
>> _______________________________________________
>> Talk-transit mailing list
>> Talk-transit at openstreetmap.org
>> http://lists.openstreetmap.org/listinfo/talk-transit
>>
>>




-- 
Peter J Stoner
UK Regional Coordinator         www.travelinedata.org.uk
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