[OSM-talk] Planned revert of added surface and tracktype tags without local knowledge in various countries

[Alan Mackie]

On Sat, 18 Jul 2020, 21:45 Mike Thompson, <miketho16 at gmail.com> wrote:

>
>
> On Sat, Jul 18, 2020 at 2:23 PM Mark Wagner <mark+osm at carnildo.com> wrote:
>
>>
>> * Two adjacent sections of track being tagged as "grade 2" and "grade
>>   4" not because of any difference in road surface, but because one has
>>   a line of grass between the ruts and the other doesn't.
>>
> In rural areas where I have spent time people often only put gravel where
> the wheels contract the ground, and leave the middle part of the road/track
> as is (which is often grass/short native vegetation).  This is done to save
> money. The result is that from overhead imagery, it may appear not to be
> gravel, and thus may be incorrectly tagged at a lower tracktype.
>
>>
>> _____


This is why we need dedicated tagging for two rut vs single surface ways.
It can often be determined on aerial imagery and in many cases is probably
an indicator of how easy it would be to pull a U-turn.
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