Why are stairs used more than slopes?

Question

Stairs are harder to walk, and higher risk of injury than slopes (imagine falling from stairs versus falling from slope).

So why aren’t slopes used more commonly in buildings?

Even stairs-shaped escalators are more common than slope-shaped escalators.

**Edit:** By “slopes”, I mean “ramps”. Pardon my English.

In: 0

Answer 1

The slope is a method you can use with a lot of space. Stairs work pretty well between 30 and 40 degrees. Slopes max out at closer to 15- and that’s mighty steep.

In lots of places, when the sidewalk gets too steep the cut stairs into it