[OSM-talk] viaduct?

[Mike Collinson]

At 07:36 PM 2/11/2007, Thomas Wood wrote:
>On 11/2/07, Florian Schmitt <ml-osm-talk at florian-schmitt.net> wrote:
>> Hi,
>>
>> i'm not sure about the use of the viaduct tag. The wiki tells that motorways and
>> railways can be tagged with viaduct to denote a long bridge, but this should
>> apply to nodes only. Does this make sense? IMHO this tag is suitable only for
>> ways but not for nodes. The same is true for waterway/aqueduct. What's your opinion?
>>
>> florian
>>
>
>I'm not aware of the history of the viaduct tag, but should it not be
>now deprecated in favour of the bridge tag?


That would make sense, perhaps moving it to historic=viaduct.  I'd speculate that it originally came about as the UK-centric word to some very, very distinctive landmark 19th century railway and occasionally water bridges?  A hundred+ years on, a bridge is a bridge whether short or long.  

Mike Stockholm