If you're unsure what to map in #OpenStreetMap for #accessibility, this #MDPI article may help you: "Identifying Key Environmental Factors Influencing Wheelchair Navigation"

Read it: https://www.mdpi.com/2220-9964/15/2/75

They observe sidewalks, ramps, curb cuts, stairs, crosswalks, and streets are the key elements, and length, slope, width, and surface are the key properties that influence #wheelchair #mobility in urban settings.
Also important is to think accessibility not as a binary state but as a continuous spectrum considering environmental factors as well as the wheelchair user’s capabilities, skills, and confidence.