[Tagging] cycleway Tagging and Wiki-Page

[Paul Johnson]

Your traffic engineers really need to tell Oregon how it's done.


On Sat, Jan 12, 2013 at 6:58 PM, John F. Eldredge <john at jfeldredge.com>wrote:

> Paul Johnson <baloo at ursamundi.org> wrote:
>>
>> Sharrow markings are typically (and properly) only found on bicycle
>> routes that do not have dedicated bicycle lanes, and bicycle boulevards.
>>  cycleway=shared_lane in the US, save for locales that Did Not Get the
>> Memo™, should also have bicycle=designated and be a member of the
>> appropriate type=route, route=bicycle relation.
>>
>>
>> On Sat, Jan 12, 2013 at 9:05 AM, Greg Troxel <gdt at ir.bbn.com> wrote:
>>
>>>
>>> Balgofil <Balgofil at gmx.net> writes:
>>>
>>> > 1. "Radfahrstreifen": cycle lanes which are mandatory indicated by a
>>> > sign and a solid lane (cycleway=lane)
>>> >
>>> >  2. "Schutzstreifen" cycle lanes with dashed lines not so wide as a
>>> >  "Radfahrstreifen" and therefore only advisory and no sign (cycleway=?)
>>>
>>> I think the most important thing is to define the semantics of what is
>>> required.  One problem (feature?) of OSM tagging is that there are a lot
>>> of implicit defaults, and these make it hard to use the data.  I think
>>> we should be gradually defining the implicit tags (in the main tag wiki
>>> page, not in the database).  By that I mean things like highway=footway
>>> implies motorcar=no.
>>>
>>> It sounds like Radfahrstreifen means that a cyclist may not ride on the
>>> road outside the lane.  But with Schutzstreifen, a cyclist may ride on
>>> the road to the left of the dashed line.  Or by mandatory do you mean
>>> that cars are prohibited from crossing the solid (white?) line into
>>> Radfahrstreifen but not prohibited from crossing the dashed line into a
>>> Schutzstreifen?
>>>
>>> In the US, cycle lanes on roads seem to usually have solid white lines,
>>> with dashed lines for turning places.  I am unclear on whether there are
>>> restrictions on cyclists in various states (in MA, I don't believe so,
>>> beyond the standard rule that cyclists must ride as far to the right as
>>> can be done safely, which is usually less far than cars think :-).  But
>>> I think cars are prohibited from driving in cycle lanes - I did see a
>>> Big Brother sign exhorting cars to stay out.
>>>
>>> In the US, my impression is that sharrows are just a reminder to
>>> everyone of the normal rules which always apply and have no real
>>> significance.  In that respect, they are kind of like signs that say
>>> "Please drive nicely", or "Check twice; motorcyles are everywhere.".
>>>
>>>
>>> _______________________________________________
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>>>
>>>
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>>
> The typical pattern here in Nashville, Tennessee, USA is for designated
> bicycle routes to have dedicated bicycle lanes mid-block, and sharrows at
> intersections, rather than have motorized traffic turn across a bicycle
> lane that is outside of the turn lane.
>
> --
> John F. Eldredge -- john at jfeldredge.com
> "Reserve your right to think, for even to think wrongly is better than not
> to think at all." -- Hypatia of Alexandria
>
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