On 14 August 2012 19:37, Michael James <[email protected]> wrote:
> 2. Guidelines for highway=residential and highway=unclassified > The guidelines http://wiki.openstreetmap.org/wiki/Key:highway > give the direction that if houses are on the side of a minor road then > it should be tagged residential however on the edges of towns and cities > you can have such streets as per OSM's definition but they will fail to > fulfill the definition as given in Australian law for an Urban Road and > thus not have a default of 50kph > > As you point out, there isn't a 1-to-1 correspondence between highway=residential and the default 50km/h speed limit. Therefore, we can't rely on an automated rule, and therefore we have to tag maxspeed to have an accurate database of speeds. > tag if signed > maxspeedsource=sign > > tag if not signed and satisfies the definition > maxspeedsource=built_up_area > > Please use: source:maxspeed= as is the convention. Thanks, Ian.
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