Note: Original version, later redone over at https://github.com/pdxmele/ow-gis-inventory/ . Now lives with other maintainers at https://github.com/OregonWalks/curb-ramp-survey
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Early version of a mobile web app for doing corner/curb ramp inventories in the field, can be modified for other purposes. Uses data stored in CartoDB. Originally built with OpenLayers & jQuery but now uses Leaflet for better speed and compatibility with multiple devices.
Versions used/included Leaflet Vectors plugin (https://github.com/JasonSanford/leaflet-vector-layers) for dynamic data viz, CartoDB Leaflet plugin (https://github.com/Vizzuality/cartodb-leaflet/) for easy jQuery popup access, and Bing Tile plugin from https://github.com/shramov/leaflet-plugins .