[Tagging] weight limit in short tons

Warin 61sundowner at gmail.com
Sat Jan 26 23:27:18 UTC 2019


The only problem is the 'ton'.

I n the USA 2,000 pounds
In the UK 2,240 pounds.


Resolving this? units 'ton us' and 'ton uk' ???

Fortunately most of the rest of the work has gone metric.

On 27/01/19 09:54, Warin wrote:
> On 26/01/19 19:55, Tobias Zwick wrote:
>> Hey there, as I was illustrating the
>> https://wiki.openstreetmap.org/wiki/Key:maxweight
>> article with some example signs and notes about pitfalls, I noticed that
>> the wiki says here that the weight *must always* be defined in metric 
>> units.
>
> It is incorrect. The reference to
>
> https://wiki.openstreetmap.org/wiki/Map_Features/Units
>
> does not state a requirement, that pages only states a default unit.
>
> I think going back to 2014 it even then only states default units .. 
> no requirement.
>
>
>
>>
>> So, I also added a row in the examples table about the short tons to
>> metric tons conversion.
>>
>> But now, I am wondering, if the claim "As per Map Features:Units, as of
>> September 2014 only metric units of weight (metric tonnes or kilograms)
>> are supported for this tag." is not a mistake.
>>
>> Because...
>> 1. https://wiki.openstreetmap.org/wiki/Map_Features/Units mentions "st"
>> (short tons) as a unit
>> 2. there is also "mph" for speed limits
>> 3. it seems that this rule would unnecessarily complicate the mapping in
>> the United States
>>
>> Does anyone know anything about (a decision) that the weight may only be
>> specified in metric? Or was there a misinformed wiki-fiddler at work?
>
> Possibly someone taking 'default unit' as a required unit?
>
> In any case it needs correction.
>
>




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