Specify whether traffic signals have tactile indications that it's safe to cross

Specify whether traffic signals have a button for pedestrians

Specify whether traffic signals have sound signals

Specify whether crosswalks have tactile paving

Specify whether pedestrian crossings have islands

Specify whether pedestrian crossings have traffic signals

Specify drinking water types

Survey if places still exist

Specify whether kerbs have tactile paving

Survey tactile paving on steps

Specify whether steps have a ramp

Specify which way leads up for steps

Specify whether steps have handrails

Specify path surfaces

Determine roads lane count

Specify road surfaces

Specify street/place names to addresses

Survey housenumbers

Specify building types

Specify path surfaces