Specify whether traffic signals have sound signals
Specify whether crosswalks have tactile paving
Specify whether kerbs have tactile paving
Determine the heights of kerbs
Specify street/place names to addresses
Specify whether roads have lane markings
Specify power poles material type
Specify line_attachment power support
Specify whether there are crossings at intersections of paths and roads
Specify whether kerbs have tactile paving
Determine the heights of kerbs
Specify whether there are crossings at intersections of paths and roads
Specify street/place names to addresses
Specify whether kerbs have tactile paving