[Talk-ca] Tagging sharrows (On-road markings for bicycle-automobile shared lane)
Gordon Dewis
gordon at pinetree.org
Fri Aug 19 13:43:43 BST 2011
I was out and about last night in Ottawa and saw some sharrow markings on
Somerset in Chinatown. Sharrow is a new-to-me word, too.
--G
On Fri, Aug 19, 2011 at 8:41 AM, john whelan <jwhelan0112 at gmail.com> wrote:
> In Ottawa we have paved shoulders which show up on the city's cycle maps as
> recommended. You can tag them but the normal rendering doesn't really show
> them on a cycle map. I set something up using Maperitive
> https://docs.google.com/document/d/1WkJzx5NffRv0TIQgCFFGTQzyqbQ9XDphSLqcjuM8wGM/edit?hl=en_USbut I agree there isn't really a consistant way that things are handled in
> OSM for cycle paths etc.
>
> Cheerio John
>
> On 19 August 2011 00:06, Darren Ewaniuk <darren_ewaniuk at hotmail.com>wrote:
>
>> This summer, the city of Edmonton is marking some streets to designate
>> bicycle use on them.
>>
>> On portions of these streets that are wider, they have one driving lane in
>> each direction and are painting the outside lanes off and designating them
>> bicycle lanes (hence one automobile lane and one bicycle lane in each
>> direction).
>> These appear to be straightforward, and I am marking these as:
>> cycleway=lane
>> bicycle=designated
>> lanes=2
>>
>> On other portions of these streets which are either narrower or require
>> turning lanes onto a more arterial road, or on smaller streets, they are
>> putting up "Share the road" signs and are painting a sharrow on one lane in
>> each direction to indicate that the marked lanes are shared
>> automobile/bicycle.
>>
>> What's a Sharrow - http://bikehugger.com/post/view/whats-a-sharrow
>>
>> I can't seem to find a consistent convention for tagging sharrows in OSM.
>>
>> Some information indicates just to mark that this street is designated for
>> bicycles:
>> bicycle=designated
>> But this doesn't really indicate that the road is explicitly marked and
>> intended as a route for bicycles, since by default bicycles are allowed on
>> all streets.
>> Hence routing software will not likely prioritize these streets when
>> planning a bicycle route.
>>
>> Other messages indicate to be specific and tag the street with sharrow=yes
>> to explicitly specify there is on road markings for a shared bicycle lane:
>> bicycle=designated
>> cycleway=no
>> sharrow=yes
>>
>> And yet other messages indicate that not all shared roads or all countries
>> have painted sharrows and that the shared lane be marked as
>> cycleway=shared_lane
>> bicycle=designated
>> cycleway=shared_lane
>>
>> What have other Canadian OSMers been using?
>>
>> For my changes so far, I have used the "sharrow=yes" tag.
>>
>> An example is 97 Street NW around 63 Avenue NW:
>> http://www.openstreetmap.org/?lat=53.49945&lon=-113.48005&zoom=17&layers=M
>>
>> 97th Street NW North of 63 Ave has sharrows
>> 97th Street NW from 62 to 63 Ave is tagged as having 2 lanes each
>> direction with Sharrows
>> (In reality, northbound is 2 lanes with sharrows, southbound is 1 lane
>> traffic + separate bicycle lane, but short of splitting this in two ways
>> there is no way to tag this)
>> 97th Street NW South of 62 avenue has separate bike lanes (1 traffic lane
>> + 1 bicycle lane southbound, 1 traffic lane + 1 bicycle lane northbound)
>>
>> What tagging convention should be used here?
>>
>>
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>
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