[Tagging] Use cases: where would a count of all lanes be useful?

Nathan Edgars II neroute2 at gmail.com
Mon Sep 19 19:09:04 BST 2011


On 9/19/2011 2:05 PM, Kytömaa Lauri wrote:
>> wouldn't it be easier to tag directly how long each turn lane is for
>> each approach rather than splitting the way in several places?
>
> Tagging geometry when you can have the geometry as geometric
> entities? From a usability perspective that's bad, it's mixing totally
> different mental models. And it's harder to survey/estimate lengths
> both on the ground and from the aerials (where available), than
> to place a node and split.

Decent point. But I point out that the length of a lane does not equal 
the storage space. There may be space before the dashed lines begin that 
can be used to wait in, which acts like a lane but is not quite one.




More information about the Tagging mailing list