[Talk-us] Excess TIGER nodes in a way

Karl Newman siliconfiend at gmail.com
Thu Aug 21 18:41:00 BST 2008


On Thu, Aug 21, 2008 at 10:10 AM, Joseph Scanlan <n7xsd at arrl.net> wrote:

> There's a question at the end but I'll start with a little background.
>
> Last weekend I took a drive that included US 93 in Arizona.
>
> Naturally, I wanted to compare my GPS trace, the Yahoo images, and my
> memory to the OSM data.  Much of this piece of US 93 is divided highway
> (is this also called a double carriage way?) but the TIGER data in OSM
> shows a single primary way.  I moved the existing way to the northbound
> side of the highway and drew a fresh southbound way.  They are both
> tagged "highway=primary", "oneway=yes", "ref=US 93", and "name=United
> States Highway 93".  The TIGER tags remain on the northbound side but
> are not duplicated southbound.  So far I'm happy with this.
>
> Parts of this highway are quit straight:
>
>
> http://www.openstreetmap.org/?mlat=35.396938&mlon=-114.259680&zoom=14
>
> The northbound way has (mostly) all the nodes from the TIGER data.
> Southbound only has as many as I needed to connect to other ways, copy
> the shape of the northbound way, and a few more where a northbound node
> might have marked something in the image but there wasn't a way in the
> data.  This part bothers me.
>
> Now the question.  Should I 1) delete the (what I believe are) extra
> TIGER nodes from the northbound way, 2) add a bunch of nodes to the
> southbound way to make it match northbound, or 3) call it done and learn
> to be happy?
>

Please, feel free to add, delete, move, fold, spindle and mutilate the
existing TIGER nodes to make it match the reality you're happy with. If
they're extra, they should go. If there's not enough detail, fill in the
gaps.

Karl
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