[Talk-ca] GPS and Motorway links ...

Harald Kliems kliems at gmail.com
Thu Jan 16 22:29:45 UTC 2014


I am happy to report that all of Canada should now be free of this issue! I
just fixed the last one all the way west in Saint John's. Yay!

 Harald.


On Sun, Jan 12, 2014 at 6:03 PM, Harald Kliems <kliems at gmail.com> wrote:

> Some updates on this issue:
>
> I contacted Martijn a while ago with the suggestion of running this as a
> Maproulette. He liked the idea but I haven't heard back in a while. He also
> asked me how many cases we're talking about and based on the Overpass query
> mentioned upthread I came to the conclusion that the number is actually not
> that high (maybe 400 cases in all of Canada at the most). Therefore I've
> started fixing the issue manually and already cleaned up all of Quebec. It
> took me several hours, but that's partly because you always discover other
> issues to take care of as you go along (e.g. missing motorway_junction,
> name vs. exit_to on those junctions etc.).
>
> I'll continue working on this in Ontario now and I encourage others to go
> ahead in the other provinces, too. Just run http://overpass-turbo.eu/s/1CIon the appropriate bounding box and then go through each of the spots that
> come up. If there is hi-res Bing imagery available the fix will be obvious;
> and if not common sense should still tell you if a segment is oneway=yes or
> oneway=no. I have added a oneway tag to every motorway_link segment, both
> to avoid any misunderstanding with the default and to allow me to track the
> progress on the Overpass map.
>
> Cheers,
>  Harald.
>
>
> On Wed, Nov 27, 2013 at 11:04 AM, Harald Kliems <kliems at gmail.com> wrote:
>
>> So before contacting Martijn I want to be sure that we can properly
>> identify the potentially problematic ways. What we are looking for are ways
>> that match the following query:
>>
>> (highway="motorway_link") AND (NOT oneway=*) AND (lanes!="1")
>>
>> Or in natural language: ways that are motorway links but don't have the
>> oneway tag nor are tagged as having one lane. If you want to test this
>> query, go to this link http://overpass-turbo.eu/s/1CI and adjust the
>> bounding box coordinates for the desired area.
>>
>> Comments?
>>
>>  Harald.
>>
>>
>> On Tue, Nov 26, 2013 at 10:25 AM, Daniel Begin <jfd553 at hotmail.com>wrote:
>>
>>> The example I provided yesterday was not fixed.  Most the exits having a
>>> similar look along the trans-Canada Highway in Quebec are the same. I have
>>> also found examples in Alberta and In BC.
>>>
>>>
>>>
>>> Daniel
>>>
>>>
>>>
>>> *From:* Harald Kliems [mailto:kliems at gmail.com]
>>> *Sent:* November-26-13 10:04
>>> *To:* Daniel Begin
>>> *Cc:* Connors, Bernie (SNB); Talk-CA OpenStreetMap
>>>
>>> *Subject:* Re: [Talk-ca] GPS and Motorway links ...
>>>
>>>
>>>
>>> I can write an email to Martijn with a proposal. Does anyone have a link
>>> to an exit that has not been fixed yet to use as an example?
>>>
>>>
>>>
>>>  Harald.
>>>
>>>
>>>
>>> On Tue, Nov 26, 2013 at 9:53 AM, Daniel Begin <jfd553 at hotmail.com>
>>> wrote:
>>>
>>> It seems to me it is the only safe solution. I go for maproulette.org
>>>
>>> Daniel
>>>
>>>
>>>
>>> *From:* Connors, Bernie (SNB) [mailto:Bernie.Connors at snb.ca]
>>> *Sent:* November-26-13 08:19
>>> *To:* 'Harald Kliems'; Daniel Begin
>>> *Cc:* Talk-CA OpenStreetMap
>>> *Subject:* RE: [Talk-ca] GPS and Motorway links ...
>>>
>>>
>>>
>>> +1 for the Maproulette.org solution.
>>>
>>>
>>>
>>> Bernie.
>>>
>>> --
>>>
>>> Bernie Connors, P.Eng
>>>
>>> Tel: 506-444-2077
>>>
>>> bernie.connors at snb.ca
>>>
>>> *SNB – We make it happen…*
>>>
>>> [image: SAG_Logo_2013]
>>>
>>>
>>>
>>> *From:* Harald Kliems [mailto:kliems at gmail.com <kliems at gmail.com>]
>>> *Sent:* Monday, 2013-11-25 5:05 PM
>>> *To:* Daniel Begin
>>> *Cc:* Talk-CA OpenStreetMap
>>> *Subject:* Re: [Talk-ca] GPS and Motorway links ...
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> On Mon, Nov 25, 2013 at 3:35 PM, Daniel Begin <jfd553 at hotmail.com>
>>> wrote:
>>>
>>> Hooo, I see, and I also see there was not a large consensus on that
>>> point (Discussion) since all other ways are having a different behavior…
>>>
>>>
>>>
>>> About all motorway_link in Canada are having the same problem!
>>>
>>> I don't know, I rarely encounter this issue in practice. Adding
>>> oneway=no to all motorway_link seems rather dangerous and
>>> counterproductive. The best solution would probably be to create a query
>>> that will find all imported motorway_link that have not been touched since
>>> the import and then check them. Depending on how big the task is we could
>>> ask Martijn to set it up as a Maproulette (http://maproulette.org/). Or
>>> we set up a wiki page to coordinate people going through all the
>>> motorways/exits and make sure everything is okay by hand. There are only 33
>>> Autoroutes in Quebec after all :-)
>>>
>>>
>>>
>>>  Harald.
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> --
>>> Please use encrypted communication whenever possible!
>>> Key-ID: 0x34cb93972f186565
>>>
>>
>>
>>
>> --
>> Please use encrypted communication whenever possible!
>> Key-ID: 0x34cb93972f186565
>>
>
>
>
> --
> Please use encrypted communication whenever possible!
> Key-ID: 0x34cb93972f186565
>



-- 
Please use encrypted communication whenever possible!
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