#54 - Japan road improvement: Osaka (Archived)

Changeset Comment

#japan-road-improvement-54 http://tasks.openstreetmap.in/project/48 Aligning existing highways to GSI orthorectified imagery

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Imagery

GSImaps/ort

Tracing source

• GSI Japan Satellite (ort) http://cyberjapandata.gsi.go.jp/xyz/ort/{z}/{x}/{y}.jpg

Passes

• Pass 1: Realign and merge major highways (motorway-secondary); Create dual carriageways on major highways with link roads and correct oneways
• Use inverse filter highway=motorway|trunk|primary|secondary|*link|motorway_link
• Pass 2: Realign and merge tertiary; Adding missing tertiary+ highways and link roads; Adding missing bridges/tunnels on tertiary+ highways;
• Pass 3: Realign, merge and add missing unclassified, residential roads, living streets
• Pass 4: Realign, merge and add missing service roads, tracks and paths
• Pass 5: Correct natural features polygons and waterways, add missing bridges, tunnels and viaducts

Tagging

• Delete the imported yh:WIDTH tag if required to help combining ways
• Do not reclassify existing roads unless there is a good reason to do so
• Japan drives on the left hand side of the road, make sure the oneways are in the correct direction.

Skip

• No GSI Japan Satellite (ort) coverage

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