[Talk-ca] Canvec.osm Product almost...

Adam Dunn dunnadam at gmail.com
Thu Jun 17 23:02:42 BST 2010


Opened up 092G06.

highway=unclassified is misspelled. The 092G06 data has highway=unclasified
(with one 's').

footway bridges appear to be duplicated on top of the non-bridge footway
that they are a part of. In other words, a [highway=footway] will continue
the entire length of the path (including the bridge), and there is a second
way [highway=footway;bridge=yes] where only the bridge is.

cardinal direction modifiers have 3 spaces after them (eg. "West   8th
Avenue"). I'm not sure what the standard is for OSM, since the wiki doesn't
seem to talk about it.

railway/road intersections don't have a common node. There is also a very
long rail tunnel that runs from beside the Ironworkers Memorial Bridge down
to near the intersection of Trans-Canada Highway and Willingdon Avenue, but
this tunnel appears to be missing from Canvec.

(as a side note: Canvec has the bridge for Trans-Canada going over Burrard
Inlet called "Hwy 1;Second Narrows Bridge;Trans-Canada Highway;TransCanada
Highway" {note the Second Narrows Bridge part}. It should actually be called
"Ironworkers Memorial Second Narrows Crossing" and the rail bridge beside it
is "Second Narrows Bridge". See
http://en.wikipedia.org/wiki/Ironworkers_Memorial_Second_Narrows_Crossing)

Other data that I see in error is the standard "old source" problems
(buildings that have since been constructed/demolished, especially in the
rapid construction that happens at Univ. BC), streams/rivers not having
names (but that was expected).

It's nice to see that highway=*_link is being used. It was a pain trying to
figure those out with NRN.

Adam

On Thu, Jun 17, 2010 at 11:57 AM, Richard Weait <richard at weait.com> wrote:

> On Thu, Jun 17, 2010 at 1:00 PM, Bégin, Daniel
> <Daniel.Begin at rncan-nrcan.gc.ca> wrote:
> > Bonjour!
> >
> > Before the Canvec.osm production starts, I have produced complete NTS
> > datasets for samples previously offered - actually I have expanded the
> > samples to cover the entire NTS tile and add 092G06.
> >
> > Each NTS dataset have been tiled using a quadtree algorithm - a nice
> example
> > of the result is 092G06 !  The .osm subtiles are zipped all together.  We
> > are still using WinZip but we might eventually move to gzip or bzip.
> >
> > Have a look!
> > And, by the way, can you make sure everything is still OK with the data?
>
> Wonderful news, Daniel!  And congratulations.
>
> I'll take a look but am slightly {natural=wetland; wetland=swamp}ed,
> right now.  Is it helpful if I have a look next week?
>
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