http://ftp.geogratis.gc.ca/pub/nrcan_rncan/vector/canvec/shp/ManMade/ 50K man made just seems to be nodes of where buildings are located, instead of outlines.
Judging by : http://atlas.gc.ca/toporama/en/index.html They have a few buildings in CanVEC, but not all of them. Seems like massive buildings like schools and malls, residential buildings are out. On Sat, Oct 22, 2016 at 10:00 AM, Stewart C. Russell <scr...@gmail.com> wrote: > On 2016-10-21 11:41 PM, James wrote: > > Sounds like it, but the data handed to us didnt have sidewalks and > > roads, driveways etc. Ottawa may have exported data from this file > > Yes, for sure. > > I've now had more of a chance to look at the data (thanks, Ottawa, for > providing no docs at all ...). I'm pretty sure that the data at > http://data.ottawa.ca/dataset/cad-topographic-data is the source of what > the Ottawa group were given. > > In the 31 gigabytes of converted files, about 8-10 of the 177 total > layers might be of interest. But: > > * The files are in some kind of MTM projection, but I don't know the > datum. Some munis still love their NAD27, so getting this right is crucial. > > * These were digitized 2010-2011 at the latest. Since municipalities > share data with NRCan, aren't these outlines already available in a > recent iteration of CanVec in a much more useful (i.e., anything but > DWG) format? > > My notes on the files, so far: > https://gist.github.com/scruss/e7f85da2e7943cb1a1d13772fbe144 > d3#file-ottawabfomapdata-md > > (feel free to use/modify/etc) > > If anyone wants 31 GB of converted DXFs, let me know. It took Teigha > several hours on a quad core with SSDs to convert this, so I'm not going > to delete it lightly. > > cheers, > Stewart > > > _______________________________________________ > Talk-ca mailing list > Talk-ca@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-ca > -- 外に遊びに行こう！
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