[Tagging] Adding boat routes to wiki

Yves yvecai at gmail.com
Tue Mar 25 05:39:21 UTC 2014


Dave, you can connect with a straight way across the lake with no tag, but part of the relation.
Yves

On 25 mars 2014 01:39:33 UTC+01:00, Dave Swarthout <daveswarthout at gmail.com> wrote:
>There is a definite need for a way to indicate a route that crosses an
>open
>body of water like a lake. I came across this issue when mapping a
>"canoe
>route" in Alaska recently. For such a route there are portions that are
>footways, places where one carries the canoe from one lake to another,
>these are called portages, and portions that go across the lake.
>Currently
>there is no way to tag the waterway portions but one can create a
>relation
>to handle them as part of a route.
>
>The route is the Swan Lake Canoe Trails:
>http://www.openstreetmap.org/#map=15/60.6847/-150.6384
>
>In the area shown the footway portions are clearly visible but the
>water
>portion, which divides in Spruce Lake, is not visible. I did not tag
>those
>waterway sections because I could not figure out how to do it short of
>creating artificial "streams" through the lakes.
>
>Clearly, something needs to be done about this. Also, I am unable to
>search
>for this route in OSM. I'm not sure why that is but it's annoying.
>
>Cheers,
>
>Dave
>
>
>On Tue, Mar 25, 2014 at 5:12 AM, fly <lowflight66 at googlemail.com>
>wrote:
>
>> On 24.03.2014 22:11, Janko Mihelić wrote:
>> > 2014-03-24 16:41 GMT+01:00 fly <lowflight66 at googlemail.com
>> > <mailto:lowflight66 at googlemail.com>>:
>> >
>> >
>> >     I would use a type=waterway relation for the canal.
>> >
>> >
>> > Seems good to me.
>> >
>> >
>> >     Yes, it won't but for proper routing you need to know the
>waterway
>> signs
>> >     and buoys.
>> >
>> >
>> > But even with waterway signs and buoys you need routes. You can't
>tag
>> > maxdrought=* on a buoy.
>>
>> maxdraught is very special for waterways if not only for canals. In
>> general maxheight, -width and waterdepth are the important factors.
>>
>> Right now your route (waterway) is quite long and some parts do not
>have
>> the restrictions at all. That is why I prefer it on the ways.
>>
>>
>> cu fly
>>
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>>
>
>
>
>-- 
>Dave Swarthout
>Homer, Alaska
>Chiang Mai, Thailand
>Travel Blog at http://dswarthout.blogspot.com
>
>
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>
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