Am I reading it right, that it is 250m accuracy data, with the trail as at it was 20 years ago?
If so, we may want to consider the data quality. Ian. On 6 October 2011 13:56, Chris Barham <[email protected]> wrote: > The 5,330 km National Trail known as the "Australian Bicentennial > National Trail (BNT)", is only partially mapped in OSM. > > Refs: > OSM existing Route Relation: > http://www.openstreetmap.org/browse/relation/176684 > There is a website regarding the trail here > http://www.nationaltrail.com.au/ > > I suppose that the reason it's not on OSM is because the guidebooks > with the route have to be purchased, are copyrighted, and in some > cases out of print or very hard to find. > > The Queensland government has free vector data of the Qld section of > the route under a seemingly permissive licence (it's the > "DERM_SHORT_OPEN"). > > I wondered if anyone had heard of this licene before and whether it > considered to be OSM compatible, and this route relation could then be > updated using this file? > > Getting the data: > ------------------------ > 1) Go to http://dds.information.qld.gov.au/dds/ > 2) in section 2 enter search term "National Trail" > 3) Result should be "Bicentennial National Trail in Queensland" datset > 4) Download > > Dataset: Metadata: > --------------------------- > Text > Bicentennial National Trail in Queensland > > Date: 18-03-2010 (revision) > Maintenance and update frequency: not planned > > Abstract: The Bicentennial National Trail is the longest marked, > non-motorised, self-reliant multi-use trekking route in the world, > stretching an extraordinary 5,330 kilometres from Cooktown in tropical > North Queensland, to Healesville in Victoria. > Following the inspiration of the legendary bushman R. M. Williams, the > Trail follows the historic coach and stock routes, old pack horse > trails, and country roads. Wherever possible along its great length > the Trail has been designed to be a "living history" of our country, > following the routes of our early pioneers and highlighting historic > sites and artifacts along the way. The trail has been mapped within > Queensland by the Queensland Government for the National Trail > Organisation circa 1987. See www.nationaltrail.com.au for more > information. The original maps within Queensland were compiled and > supplied by the Department of Lands, Queensland Government. These maps > were digitised and have been realigned to agree with the digital > cadastral database. > > Owner: Department of Environment and Resource Management > Data / Resource Constraints: > Copyright: (C) The State of Queensland (Department of Environment and > Resource Management) 2010 > Licence: DERM_SHORT_OPEN > Lineage: This dataset was digitised from Department of Lands 1:100000 > cadastral paper maps used to create the maps in the National Trail > guidebooks. The original maps in the National Trail guidebooks within > Queensland were compiled and supplied by the Department of Lands, > Queensland Government in 1987 for the publication in 1988 (first > edition) and with some revisions in 1992 (second edition). > Data Quality: > Positional accuracy: If captured from 1:100000 Provisional Cadastral > Maps positional accuracy +- 250 metres and from 1:100000 Standard > Cadastral Maps positional accuracy +- 55 metres. > > > Chris > > -- > ---- > [email protected] > > _______________________________________________ > Talk-au mailing list > [email protected] > http://lists.openstreetmap.org/listinfo/talk-au >
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