[Talk-ca] How to mark up intersections with right turn exits

[Richard Weait]

On Wed, Apr 14, 2010 at 1:57 PM,  <tyler at egunn.com> wrote:
>
> For an example see:
> http://www.openstreetmap.org/?lat=49.821351&lon=-97.200753&zoom=18&layers=B000FTF
>
> This intersection is very common in Winnipeg.  You
> have two double lane roadways separated by a median.
> To turn right onto the intersecting roadway, you go
> right into the exit area, where there's a yield sign
> that controls access to the intersecting roadway.
>
> There is no explicit "no right turn" sign in the
> intersection proper, but I would presume that this
> is somewhat implied in this kind of situation.
>
> Would there be any need to add turn restrictions to
> enforce proper routing through the exits?

You may optionally include the implied turn restrictions.

You should change the flares (those short turn lanes) to primary_link,
or secondary_link, etc.   The _link part means on-ramp, off-ramp, or
flare.