<div dir="ltr"><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Am Mi., 25. Sept. 2019 um 13:08 Uhr schrieb Joseph Eisenberg <<a href="mailto:joseph.eisenberg@gmail.com">joseph.eisenberg@gmail.com</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">I saw that the wiki page Key:disused:<br>
(<a href="https://wiki.openstreetmap.org/wiki/Key:disused" rel="noreferrer" target="_blank">https://wiki.openstreetmap.org/wiki/Key:disused</a>:) had a status of<br>
"approved", but I only found a proposal approving the tag disused=yes<br>
(see <a href="https://wiki.openstreetmap.org/w/index.php?title=Key:disused:&oldid=103021" rel="noreferrer" target="_blank">https://wiki.openstreetmap.org/w/index.php?title=Key:disused:&oldid=103021</a>)<br>
<br>
When were the "Lifecycle prefixes" like "disused:key=*",<br>
"abandoned:key=*" and "construction:key=*" first used or discussed?<br>
Was there a proposal?<br>
<br></blockquote><div><br></div><div><br></div><div>I am not sure there was a proposal, but they have been extensively discussed since they were first proposed.</div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
I think perhaps it was just added to the Key:disused wiki page in<br>
2011, but perhaps there had been some discussion first? See:<br>
<a href="https://wiki.openstreetmap.org/w/index.php?title=Key%3Adisused%3A&type=revision&diff=642985&oldid=567060" rel="noreferrer" target="_blank">https://wiki.openstreetmap.org/w/index.php?title=Key%3Adisused%3A&type=revision&diff=642985&oldid=567060</a></blockquote></div><div><br></div><div><br></div><div>the first usage of the abandoned: and disused:-prefix seems to go back to 2011, with noticable use since 2013 (checked for :amenity, highway and railway). <br></div><div>Usage for abandoned is higher than it is for disused (seems logical, as an abandoned feature is probably deterioated, while a disused feature should normally still be usable, just not used, so disused=yes may make sense in a lot of cases, because the main tag might still apply, while abandoned=yes would often be a misrepresentation, because the main tag would not apply any more)<br></div><div><br></div><div>E.g. an abandoned:building is probably more a ruin than a building, while a disused building is still a building.<br></div><div><br></div><div>Cheers,<br></div><div>Martin<br></div></div>