[Talk-us] An actual mini roundabout!

Elliott Plack elliott.plack at gmail.com
Fri Dec 9 16:20:42 UTC 2016


I think Clifford's example would qualify, according to the FHWA
mini_roundabout is suitable when the apron height is less than or equal to
5 in.

[image: pasted1]
[1] [2]

[1] =
https://dl.dropboxusercontent.com/u/2745459/ShareX/2016/12/chrome_2016-12-09_11-17-23.png

[2] =
http://www.virginiadot.org/business/resources/LocDes/Presentations_L_n_D/VDOT_Statewide_Roundabout_Workshop_09-17-2013_-_Wei_Zhang.pdf


On Fri, Dec 9, 2016 at 10:40 AM Clifford Snow <clifford at snowandsnow.us>
wrote:

> The roads leading up to the roundabout are either 25 or 35MPH streets. If
> there are trucks, they are likely coming from the 25MPH roads. I believe
> the intersection is marked 20MPH caution sign.
>
> I'll take a picture of if from street level, after the snow melts.
>
> On Thu, Dec 8, 2016 at 11:49 PM, Paul Johnson <baloo at ursamundi.org> wrote:
>
> On Fri, Dec 9, 2016 at 1:04 AM, Clifford Snow <clifford at snowandsnow.us>
> wrote:
>
>
> On Thu, Dec 8, 2016 at 10:21 PM, Paul Johnson <baloo at ursamundi.org> wrote:
>
> That's got a curbed truck apron in the middle,  I wouldn't call that a
> mini.
>
>
> When I added the roundabout, I agreed with you, but the more I drive
> through it, I've come to realize that it's really a mini. It's low enough
> that a truck could easily drive over. The rest of the roundabouts the
> county is installing are all the typical roundabout. Although there isn't
> much truck traffic at the intersection.
>
>
> Yeah, but what happens if you just whip across it in your average sedan
> without slowing down?  A true mini roundabout you might feel a slightly
> sharper crown to the intersection, doing this on a truck apron's probably
> going to do some suspension damage.
>
>
>
>
> --
> @osm_seattle
> osm_seattle.snowandsnow.us
> OpenStreetMap: Maps with a human touch
>
-- 
Elliott Plack
http://elliottplack.me
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