[Tagging] Stormwater outlet into stream

EthnicFood IsGreat ethnicfoodisgreat at gmail.com
Thu Sep 20 01:26:44 UTC 2018


> Message: 1
> Date: Wed, 19 Sep 2018 16:15:37 +1000
> From: Graeme Fitzpatrick <graemefitz1 at gmail.com>
> To: OSM Tag <tagging at openstreetmap.org>
> Subject: Re: [Tagging] Stormwater outlet into stream
> Message-ID:
> 	<CAP4zaXoGeOPq1X_+DmtDjveMLVEdFZgzqCnit3wRZmmMOWtmKQ at mail.gmail.com>
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> On Wed, 19 Sep 2018 at 13:04, Jonathon Rossi <jono at jonorossi.com> wrote:
>
>> I've come across the desire to map a stormwater outlet at the beginning of
>> a stream a few times now and have failed to find an appropriate tag to
>> place on the node.
>>
> Hi Jono
>
> I did this:
> https://www.openstreetmap.org/node/5213660838#map=19/-28.07783/153.42664
> for one stormwater drain nearby.
>
> Would that work for your purposes?
>
> Unfortunately it doesn't render in any way, so there's nothing showing on
> the map to indicate that there's anything there, until you go into edit
> mode :-(
>
> Thanks
>
> Graeme
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> Message: 2
> Date: Wed, 19 Sep 2018 17:04:12 +1000
> From: Andrew Harvey <andrew.harvey4 at gmail.com>
> To: "Tag discussion, strategy and related tools"
> 	<tagging at openstreetmap.org>
> Subject: Re: [Tagging] Stormwater outlet into stream
> Message-ID:
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>
> I agree with https://www.openstreetmap.org/node/5213660838
>
> location=underground
> man_made=pipeline
> substance=rainwater
>
> I think it's okay to place this on a node if you don't know the
> location the pipeline goes underground, even if the tags were meant
> for ways.
>
> Personally I would just add a way a few meters long to the end of the
> stream and tag that, instead of a node.
>
> But I'd omit the name unless it has one, "Stormwater easement" is more
> a description than a name.
> On Wed, 19 Sep 2018 at 16:16, Graeme Fitzpatrick <graemefitz1 at gmail.com> wrote:
>>
>>
>> On Wed, 19 Sep 2018 at 13:04, Jonathon Rossi <jono at jonorossi.com> wrote:
>>> I've come across the desire to map a stormwater outlet at the beginning of a stream a few times now and have failed to find an appropriate tag to place on the node.
>>
>> Hi Jono
>>
>> I did this: https://www.openstreetmap.org/node/5213660838#map=19/-28.07783/153.42664 for one stormwater drain nearby.
>>
>> Would that work for your purposes?
>>
>> Unfortunately it doesn't render in any way, so there's nothing showing on the map to indicate that there's anything there, until you go into edit mode :-(
>>
>> Thanks
>>
>> Graeme
>> _______________________________________________
>> Tagging mailing list
>> Tagging at openstreetmap.org
>> https://lists.openstreetmap.org/listinfo/tagging
>
>
> ------------------------------
>
> Message: 3
> Date: Wed, 19 Sep 2018 17:32:54 +1000
> From: Jonathon Rossi <jono at jonorossi.com>
> To: "Tag discussion, strategy and related tools"
> 	<tagging at openstreetmap.org>
> Subject: Re: [Tagging] Stormwater outlet into stream
> Message-ID:
> 	<CAGb9TQLCJP6tc5QiOWEU7czPTAD3+NdG1PzHY7=-RUJzkvDRBQ at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Thanks Graeme.
>
>
>> I did this:
>> https://www.openstreetmap.org/node/5213660838#map=19/-28.07783/153.42664
>> for one stormwater drain nearby.
>>
> I don't quite understand the way extending to the north in your example
> tagged just man_made=yes and surface=grass, is that the underground pipe
> joining to the rest of the network?
>
> Would that work for your purposes?
> Regarding the node on the end, yes I think it should work. I always viewed
> man_made=pipeline for legit big pressurised pipelines but I can't see any
> harm using it for stormwater drains especially that some get really big.
>
> man_made=pipeline
> location=underground
> substance=rainwater
>
> The wiki page says man_made=pipeline shouldn't be applied to nodes but
> there are already nearly 4000 so that can change, or if I have a decent
> idea which way the underground pipes go (easy for the big ones) just map a
> short way.
>
> Thinking about how this would apply to other waterways I've mapped, I
> currently map the streams or drains that pass under roads which rainwater
> passes through like below, these are quite similar but with a completely
> different tagging scheme.
>
> waterway=drain or stream
> tunnel=culvert
> layer=-1
>
> Do we use waterway=* where it is a naturally occurring stream but humans
> earthfilled the location with a concrete culvert and put a road over the
> top but that is still part of the earth's waterways of the creek system.
> Can't be true because waterway=drain is for man made waterways.
>
> This tagging also appears valid for a big stormwater drain where you can
> walk into it:
>
> waterway=drain
> tunnel=flooded
> location=underground
> (https://wiki.openstreetmap.org/wiki/Tag:tunnel%3Dflooded)
>
> Unfortunately it doesn't render in any way, so there's nothing showing on
>> the map to indicate that there's anything there, until you go into edit
>> mode :-(
>>
> I'm not too worried about rendering. In the past I've left a note on the
> first node because these drain outlets usually can't be seen from aerial
> imagery and many times the creek directly where it pours doesn't even look
> like a creek from aerial imagery, so the intention was to capture the
> information to ensure armchair mappers don't "fix" the creek.
>
> As usual each time I post on the mailing list it opens a can of worms and I
> learn too much about all the different possible tags :).
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I think what you are mapping would more properly be called a storm 
sewer, not a pipeline.  I think of a pipeline as carrying contents under 
pressure, whereas a storm sewer is gravity-fed.  Therefore I think a 
better tag would be man_made=sewer.

Mark



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