Home » railML newsgroups » railML.infrastructure » Semantic of @type in <track> and mapping to national usage?
Reply from Norway to Semantic of @type in <track> and mapping to national usage [message #1623 is a reply to message #1609] Fri, 14 July 2017 09:41 Go to previous messageGo to previous message
Torben Brand is currently offline  Torben Brand
Messages: 158
Registered: March 2016
Senior Member
Some quick research I have done of how track types are modelled in Norway, UK and Germany have shown that there are three hierarchical type of tracks: 1. main, 2. secondary(loop) and 3. siding tracks. Station tracks are tracks with platforms. This is modelled through setting a stopPost and/or plattformEdge along the track in railML. Thus we do not need this superfluous declaration. The definition of main tracks are usually the same in all three nations as the track straight/in normal position through a station from the open section of the line. The secondary track (suggested as "loop track" in railML3) are in Norway the tracks except the main track from which you can leave the station. Siding tracks are the tertiary tracks, referred to as "other" tracks in Norway. I agree to use siding track here for this. We can distinguish from a siding track in a station from a siding track on a siding through the value pair with <ocp/propOperational@operationalType="station" and the new suggested "siding". We do not currently use connecting tracks in Norway. They are decleared as secondary tracks here. But we can relate to the logic to differentiating out the tracks that have no operational function on it's own, but only connecting tracks which have a function. We will probably take advantage of this declaration in the future.
So to summarize we in Norway agree with the mapping of Dirk, Christian and Vasco.
 
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