using_overlay_to_extract_data_from_openstreetmap
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using_overlay_to_extract_data_from_openstreetmap [2022/06/15 18:35] abeverley |
using_overlay_to_extract_data_from_openstreetmap [2022/06/21 19:14] (current) abeverley [Total length of segregated cycleways in Westminster] |
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| ===== Using Overpass to extract data from OpenStreetMap ===== | ===== Using Overpass to extract data from OpenStreetMap ===== | ||
| - | I used the following [[Overpass|https://overpass-turbo.eu/]] files to measure the amount of cycle lanes in cities: | + | I used the following [[https://overpass-turbo.eu/|Overpass]] files to measure the amount of cycle lanes in cities: |
| + | |||
| + | ==== Total length of highways in Westminster ==== | ||
| + | |||
| + | [out:csv(number,length)]; | ||
| + | {{geocodeArea:Westminster}}->.searchArea; | ||
| + | way["highway"]["highway"!="cycleway"]["highway"!="bridleway"]["highway"!="footway"]["highway"!="path"]["highway"!="service"]["access"!="private"](area.searchArea); | ||
| + | make stat number=count(ways),length=sum(length()); | ||
| + | out; | ||
| + | |||
| + | ==== Total length of segregated cycleways in Westminster ==== | ||
| + | |||
| + | [out:csv(number,length)]; | ||
| + | {{geocodeArea:Westminster}}->.searchArea; | ||
| + | way["highway"="cycleway"]["foot"!="designated"](area.searchArea); | ||
| + | make stat number=count(ways),length=sum(length()); | ||
| + | out; | ||
| + | |||
| + | ==== Total length of segregated cycleways in Camden ==== | ||
| + | |||
| + | [out:csv(number,length)]; | ||
| + | {{geocodeArea:London borough of Camden}}->.searchArea; | ||
| + | way["highway"="cycleway"](area.searchArea); | ||
| + | make stat number=count(ways),length=sum(length()); | ||
| + | out; | ||
| + | |||
| + | ==== Show all segregated cycleways in Westminster on a map ==== | ||
| + | |||
| + | Click the zoom icon once generated | ||
| + | |||
| + | [out:json]; | ||
| + | {{geocodeArea:Westminster}}->.searchArea; | ||
| + | ( | ||
| + | way["highway"="cycleway"]["foot"!="designated"](area.searchArea); | ||
| + | ); | ||
| + | out body; | ||
| + | >; | ||
| + | out skel qt; | ||
| + | |||
| + | ==== Show only roads in Westminster on a map ==== | ||
| + | |||
| + | [out:json]; | ||
| + | {{geocodeArea:Westminster}}->.searchArea; | ||
| + | ( | ||
| + | way["highway"]["highway"!="cycleway"]["highway"!="bridleway"]["highway"!="footway"]["highway"!="path"]["highway"!="service"]["access"!="private"](area.searchArea); | ||
| + | ); | ||
| + | out body; | ||
| + | >; | ||
| + | out skel qt; | ||
| + | ==== Show segregated cycle routes on current viewed map ==== | ||
| + | |||
| + | [bbox:{{bbox}}]; | ||
| + | ( | ||
| + | way["highway"="cycleway"]; | ||
| + | ); | ||
| + | out geom; | ||
| + | |||
| + | ==== Other things I didn't write details for ==== | ||
| [out:csv(length,value)]; | [out:csv(length,value)]; | ||
| Line 21: | Line 78: | ||
| out; | out; | ||
| } | } | ||
| - | |||
| - | [bbox:{{bbox}}]; | ||
| - | ( | ||
| - | way["highway"="cycleway"]; | ||
| - | ); | ||
| - | out geom; | ||
| [out:csv(length,value)]; | [out:csv(length,value)]; | ||
using_overlay_to_extract_data_from_openstreetmap.1655314503.txt.gz · Last modified: 2022/06/15 18:35 by abeverley
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