[Talk-us] the meaning of trunk in the US

[Paul Johnson]

On Sun, 21 Mar 2010 22:25:40 -0400, Richard Welty wrote:

> this discussion is triggered by a difference of opinion between myself
> and NE2 about
> the classification of US 301 & FL A1A between Ocala, Florida and
> Jackonsville, Florida.

Can we get NE2 blocked?  He's been torquing the entire US map lately 
(this is not the first thread involving damage from NE2), and I have 
little reason to believe he's ground proofing Oregon and Florida at the 
same time.

> the discussions i have participated in/observed about trunk suggest that
> most of the US mappers see it as a high speed, restricted access
> highway which has some  grade level  crossings, usually with traffic
> lights or with stop signs for the low speed roads. the number of such
> crossings are limited, and there are generally no driveways with direct
> access.
> 
> however, there is apparently some language on the wiki about major
> intercity routes.

I'd say you have the right idea, and the documentation wiki needs to be 
fixed.  I would consider "Super 2" style highways (freeways with only one 
lane in each direction; somewhat common in rural Washington) as a trunk 
as well.