Canvec: Metadata

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Metadata File Description
Metadata is generated within the Canvec to Osm conversion process. A Metadata.txt file is added to each .zip file.
This file will contain the following information about .osm files content.

- DateRange: Years range at which the data was captured/validated
- CMAS: Circular Map Accuracy Standard Value in meters (Circular Accuracy at 90%)
- TagValue: Corresponding Osm feature tag

The content of the Metadata.txt file will look like this...

DateRange CMAS TagValue ----------
2006-2011 03 highway=unclassified
2005-2011 03 highway=track
2005-2011 03 highway=secondary
...
1974-1974 25 tourism=attraction
1974-1974 25 railway=station
1974-1974 25 railway=rail
1974-1974 25 power=line
1974-1974 25 natural=wood
1974-1974 25 natural=wetland
1974-1974 25 natural=water
...
1974-1974 -1 natural=beach
1974-1974 -1 natural=bay
1974-1974 -1 leisure=nature_reserve

Note: -1 stands for unknown values