Specify whether pedestrian crossings have traffic signals
Specify whether crosswalks have tactile paving
Specify whether pedestrian crossings have islands
Specify whether traffic signals have sound signals
Specify whether traffic signals have tactile indications that it's safe to cross
Specify whether crosswalks have tactile paving
Survey tactile paving on steps
Determine the heights of kerbs at crossings
Specify whether roads have lane markings
Specify whether pedestrian crossings have islands
Specify whether traffic signals have sound signals
Specify whether roads have lane markings
Specify whether traffic signals have tactile indications that it's safe to cross