Out of curiosity, I looked the Web for wiggly pavement for drainage. Somme 
pavement have extra tips on the side for increased spacing. 
Apparently, as long as it's built on sand, the drainage is pretty good, no 
mention of a loose setup.
Maybe the politician is very good at his job? ;-)
Yves 

Le 21 février 2024 12:25:39 GMT+01:00, Anne-Karoline Distel via Tagging 
<tagging@openstreetmap.org> a écrit :
>Hi,
>
>yes, I think paving_stones is right, but I'm fairly convinced that it
>was built wiggly on purpose, otherwise the politician wouldn't have had
>a special word for it. I couldn't find anything on wikipedia about the
>topic, unfortunately.
>
>Cycling across is not a problem, if you don't mind the sound. I don't
>think the whole width of the street is paved wiggly, just enough to let
>the water drain, so skaters could use it on the sides.
>
>I wasn't too concerned about the mapping for traffic users of the
>street, more for flood prevention analysis, but maybe that's just not
>within the scope yet.
>
>Anne
>
>On 21/02/2024 09:50, Mateusz Konieczny via Tagging wrote:
>> I also would go with surface=paving_stones - and maybe add also
>> smoothness tag,
>> and agree with Fernando
>> 
>> 
>> Feb 21, 2024, 01:47 by fernando.treb...@gmail.com:
>> 
>>     I think they are surface=paving_stones because:
>>     - the stones are very flat on top
>>     - it seems that the objective was to arrange them snugly, although
>>     the fit may have deteriorated a little
>>     - it seems pretty easy to ride a bike there, but not skate, which
>>     is what one generally expects from surface=paving_stones;
>>     surface=sett is a little more difficult for cycling because the
>>     stones are less flat and the surface as a whole is also less flat
>> 
>>     I think surface=sett is usually more like this:
>>     
>> https://www.mapillary.com/app/?lat=53.345215550023994&lng=-6.265817519990492&z=19.230259053537715&pKey=516305962724410&focus=photo&x=0.5077006613416395&y=0.5849426144442357&zoom=0
>>     
>> <https://www.mapillary.com/app/?lat=53.345215550023994&lng=-6.265817519990492&z=19.230259053537715&pKey=516305962724410&focus=photo&x=0.5077006613416395&y=0.5849426144442357&zoom=0>
>> 
>>     On Sat, 17 Feb 2024 at 15:55, Anne-Karoline Distel via Tagging
>>     <tagging@openstreetmap.org> wrote:
>> 
>> 
>>         That's the best I can do for now:
>>         
>> https://www.mapillary.com/app/?lat=52.651926666667&lng=-7.2515966666667&z=17&pKey=1685817985195902&focus=photo&x=0.22772882642716127&y=0.968169011381621&zoom=0
>>         
>> <https://www.mapillary.com/app/?lat=52.651926666667&lng=-7.2515966666667&z=17&pKey=1685817985195902&focus=photo&x=0.22772882642716127&y=0.968169011381621&zoom=0>
>>         You can kind of see the gaps between the stones.
>> 
>>         On 17/02/2024 17:46, Åbn wrote:
>>>         I think you should provide a picture.
>>> 
>>> 
>>>         On February 17, 2024 5:19:06 PM UTC, Anne-Karoline Distel via
>>>         Tagging <tagging@openstreetmap.org>
>>>         <mailto:tagging@openstreetmap.org> wrote:
>>> 
>>>             I'm not sure I'm understanding the differences between
>>>             surface=sett and surface=paved or if what I'm trying to
>>>             map is covered by either. Where I live, there are some
>>>             streets that are paved, but the stones aren't set firmly,
>>>             so they wobble a bit when you drive/ cycle over them. It
>>>             is perfectly safe, but it allows rainwater to drain
>>>             quicker, at least I think that is the reason for this
>>>             type of paving. It sounds a bit like a xylophone (well,
>>>             lithophone, I guess), when going over them. Considering
>>>             climate change and the higher likelihood of flooding etc,
>>>             it would be important to map the difference between paved
>>>             streets that don't allow for quick drainage and these
>>>             loosely paved streets. There is probably some technical
>>>             term for it. So, in short: Do we have a tagging scheme
>>>             for those or not? Anne
>>>             
>>> ------------------------------------------------------------------------
>>>             Tagging mailing list Tagging@openstreetmap.org
>>>             https://lists.openstreetmap.org/listinfo/tagging
>>> 
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>> 
>> 
>>     --
>>     Fernando Trebien
>> 
>> 
>> 
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