Nobody has any comments? :-)
On Sat, Feb 5, 2011 at 12:33 PM, Eugene Alvin Villar wrote:
> Yes, Mabuhay/Welcome Rotonda is no longer a rotunda. Also, Pasay Rotonda has
> long been gone but the name remains. In the 70s I think there used to be a
> rotunda at EDSA's intersection with Timog and East Avenue as well as EDSA
> with Quezon Avenue (I saw old aerial images at the Geodetic Engineering
> Dept. at UP Diliman).
>
> As for existing rotundas, Wikipedia distinguishes between two types of
> rotundas, roundabouts[1] (where the traffic inside has the right-of-way)
> versus traffic circles/rotaries[2] (where the entering traffic has the
> right-of-way). Here in the Philippines, drivers don't really know about
> right-of-ways so for our purposes they should be all the same and should be
> tagged with junction=roundabout. An example of a true roundabout is Burgos
> Circle in Bonifacio Global City[3].
>
> Here's a problem. For me, a *true* rotunda is a circular road where there
> can be no vehicular traffic *inside* the circle (footways are OK). Thus,
> Marikina's Liwasang Kalayaan[4] is not a true rotunda and should not be
> tagged with junction=roundabout. Otherwise, a routing engine will become
> confused and you cannot say "enter the roundabout and get out at the 6th
> exit" since there would be streets going *into* the circle.
>
> Thus, I think QC's Elliptical Road, and Mandaluyong's Maysilo are *not*
> roundabouts.
>
> What do you guys think?
>
> [1] http://en.wikipedia.org/wiki/Roundabout
> [2] http://en.wikipedia.org/wiki/Traffic_circle
> [3] http://osm.org/go/4zhHDj9lv--
> [4] http://osm.org/go/4zhZEW6BC-
>
> Eugene (osm:seav)
>
>
> On Fri, Feb 4, 2011 at 1:19 PM, tutubi
> wrote:
>>
>> I was searching for this some time ago because I once heard my Nuvi say
>> roundabout
>> somewhere but not around Quezon Circle or Maysilo where I pass by quite
>> regularly
>> http://wiki.openstreetmap.org/wiki/Tag:junction%3Droundabout
>> will try to edit Quezon Circle and check then edit Maysilo and Monumento,
>> MOA et al
>> Welcome rotonda is not a rotonda anymore and also no longer Welcome but
>> Mabuhay Rotonda, much more the so-called EDSA rotonda :P
>>
>> --
>> ---
>> I explore, therefore I blog.
>>
>> http://www.backpackingphilippines.com
>> On Fri, Feb 4, 2011 at 10:07 AM, maning sambale
>> wrote:
>>>
>>> A question was posted in the OSMPH facebook page:
>>>
>>> Hi folks. I noticed that OSM PH doesn't seem to have the rotundas
>>> correctly mapped. I believe they have to be entered as "roundabouts"
>>> instead curved paths or turns. Baguio rotundas seem to be correctly
>>> mapped. How do you do that?
>>>
>>> The same author sent me a similar inquiry via FB message:
>>>
>>> I noticed that OSM PH doesn't seem to have the rotundas correctly
>>> mapped for most of metro manila. I believe they have to be entered as
>>> "roundabouts" instead curved paths or turns. Baguio rotundas seem to
>>> be correctly mapped. But how do you do that?
>>>
>>> sa baguio kasi i noticed that as you entered a rotunda (like the one
>>> near Wright Park), my GPS correctly calls it a "roundabout" and its
>>> voice prompt also correctly instructs to take the "nth" exit from the
>>> roundabout. compare that to say, the Welcome Rotunda coming from
>>> Manila as you enter rotunda towards UP GPS voice prompt would say
>>> "turn left and the right". Instead it should have said "enter
>>> roundabout and exit at Quezon Avenue".
>>>
>>> My answer below:
>>> I think "Welcome Rotonda" doesn't have a roundabout tag, hence, your
>>> Nuvi don't recognize them when giving turn directions. The way I see
>>> it 'Welcome Rotonda" technically is not a roundabout anymore.
>>> =
>>>
>>> Any other ideas regarding tagging rotunda/roundabout?
>>>
>>>
>>>
>>> --
>>> cheers,
>>> maning
>>> --
>>> "Freedom is still the most radical idea of all" -N.Branden
>>> wiki: http://esambale.wikispaces.com/
>>> blog: http://epsg4253.wordpress.com/
>>> --
>>>
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>>
>>
>>
>> --
>> ---
>> I explore, therefore I blog.
>>
>> http://www.backpackingphilippines.com
>>
>>
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>
>
>
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