[Tagging] Is a sidewalk always adjacent to a traversable road?

[Nathan Edgars II]

On 8/24/2011 8:07 PM, Anthony wrote:
> On Wed, Aug 24, 2011 at 4:37 AM, Nathan Edgars II<neroute2 at gmail.com>  wrote:
>> On 8/24/2011 3:44 AM, Simone Saviolo wrote:
>>>
>>> Secondly, I'm not sure that the
>>> way of the crossing would be a highway=footway. Isn't that supposed to
>>> be a separate "carriageway"?
>>
>> How is this not a separate linear object?
>> http://maps.google.com/maps?q=orlando&hl=en&ll=28.535671,-81.374757&spn=0.001046,0.002575&gl=us&t=k&z=20&vpsrc=6&layer=c&cbll=28.535671,-81.374757&panoid=DE6JLCTtWf6zny20lLARPw&cbp=12,188.61,,0,8.06
>
> A vehicle could travel between the two.
>
The two what? I'm talking about the object represented by 
http://www.openstreetmap.org/browse/way/67386026 .