Specify whether traffic signals have sound signals
Specify whether crosswalks have tactile paving
Specify whether traffic signals have a button for pedestrians
Specify whether traffic signals have tactile indications that it's safe to cross
Determine the heights of kerbs at crossings
Specify whether crosswalks have tactile paving
Specify whether pedestrian crossings have islands
Add whether public transport stops are lit
Specify whether steps have a ramp