[OSM-newbies] How to insert a culvert?

[SomeoneElse]

Tom Taylor wrote:
> I'm going crazy trying to add waterways. Naturally they won't validate 
> where they pass under highways. If I add a culvert I can't seem to 
> persuade the validator that the water is running through it.
>

Perhaps you could share a link to the item concerned so that we can see 
what it's tagged as?

One other thing - there are a few "culvert" questions on the help site:
https://help.openstreetmap.org/search/?q=culvert&Submit=Search&t=question

So (if you haven't seen those already) some of those answers may be of 
assistance.

Cheers,
Andy