[Tagging] tunnel=culvert

[ajt1047 at gmail.com]

On 25/10/2015 10:55, Richard wrote:
> On Sun, Oct 25, 2015 at 07:29:02PM +0900, johnw wrote:
>>
>> the rail and road share an intersection. it is a level crossing. The whole point of a level crossing is to say “Hey!” the road and train meet here! that’s why they share the node.

Which is exactly the point.

> it is not that simple. Ways covered by objects are mapped as having shared nodes
> with the object covering them.
No, normally they _aren't_ mapped like this.  Take a look at any number 
of "waterway=stream;layer=-1;tunnel=something".  How may share a node 
with something above?  How many don't?

And 
"https://wiki.openstreetmap.org/wiki/Proposed_features/Simple_one_node_bridge" 
didn't exactly meet a positive reception when it was mentioned here 
previously:

https://lists.openstreetmap.org/pipermail/tagging/2014-April/thread.html#17202

Cheers,

Andy