Specify step counts

Survey tactile paving on steps

Specify whether steps have a ramp

Specify which way leads up for steps

Specify whether steps have handrails

Specify parking types

Specify road surfaces

Specify path surfaces

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

Survey housenumbers

Determine roads lane count

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 whether there are crossings at intersections of paths and roads

add sidewalks, crossings, etc

Specify whether pedestrian crossings have islands

update traffic signal