[Tagging] lanes = 0

Nita S. nitagurrl at gmail.com
Sun Jun 23 21:56:24 UTC 2019


Without digging deeply into width, presumably it measured in meters ? I can
see value there, but the width has to be an average, and the cleared area
for passage of vehicles.

On Sun, Jun 23, 2019 at 3:12 PM Paul Johnson <baloo at ursamundi.org> wrote:

>
>
> On Fri, Jun 21, 2019 at 5:49 PM Greg Troxel <gdt at lexort.com> wrote:
>
>> Joseph Eisenberg <joseph.eisenberg at gmail.com> writes:
>>
>> > This requirement is fine for Europe, but the presence of lane markings
>> > is not reliable in all of the world.
>> >
>> > In developing countries, such as here in Indonesia, the presence of
>> > painted lane markings is inconsistent. Often cheap pain is used
>> > instead of more durable thermoplastic, so the markings only last a
>> > year. After that the road still functions the same, even though the
>> > markings are no longer visible.
>>
>> It is not just about developing countries.  In my part of the US, there
>> are many roads whicha have either no paint at all, or have white lines
>> at the edges (so you can see where the edges are at night).   Almost all
>> of these roads are wide enough for two cars to pass comfortably, but not
>> really wider than that.  This seems really obviously one lane in each
>> direction, and everybody who drives here gets that.  There is a legal
>> requirement to stay on the right of the imaginary center lane (absent a
>> reason such as passing a pedestrian); you can be cited for "operating
>> left of center" entire reasonably on a two-cars-wide road with no
>> markings -- but that will only happen if you are left of center
>> egregiously or on a blind curve or rise.
>>
>>
>> So that's a long way of saying that "lane markings" should not be
>> required for lanes=N; it is enough to observe the local conventions
>
>
>  In that example, I think it'd be better to just tag width=* instead of
> lanes=*.
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