Specify whether roads have sidewalks
Specify whether roads are prohibited for pedestrians
Specify whether water is drinkable
Survey tactile paving on steps
Specify whether steps have handrails
Survey if vacant shops are still vacant
Survey if places (shops and other shop-like) still exist
Specify building and roof levels
Survey tactile paving on steps
Survey whether benches have backrests
Survey if places (shops and other shop-like) still exist