There’s a spot in most cities that a session drifts toward without anyone deciding to. A long ramp with a good rail. A graded transition where a wall steps down to meet the sidewalk. A ledge at exactly the height that asks for something. Jade Amber Ragoschke — an architect who specializes in accessible design, and a practitioner — noticed what those spots have in common, and it’s hard to un-notice.

“I specialize in accessible design, and something that I’ve discovered is that spaces designed for people with disabilities are actually some of the best parkour spots. Because they have ramps and handrails and all the things that people would want to do to practice vaults and precisions.”

Nobody drew those for you. The ramp is there because a code required it. The rail is there because someone needs to hold it. The generous transition was drafted so a wheelchair could make the grade — and it turns out to be the best thing on the block to move on.

Two design intentions that share no vocabulary and no funding stream keep arriving at the same building — reliably, everywhere, with nobody intending it.

Ragoschke describes her own field in terms that would sound unremarkable in a gym:

“Accessibility is really about getting from point A to point B, very much like parkour […] There’s three different ways to really get from one elevation to another, and it’s usually by taking stairs, going on a ramp, or having some sort of hydraulic system or lift or an elevator. But then there’s this fourth part, which is parkour — an entirely unexpected facet of how do we get from one elevation to another that people just don’t necessarily take into consideration.”

Three sanctioned ways up, and a fourth nobody put on the drawings. But look at what the fourth way keeps using: the furniture built for the second one.

A staircase is an assumption in built form — that one standard body will move one standard way through this space. Ragoschke calls the alternative buildings “spaces that are just designed for standard life.” The moment a requirement forces a second route to the same place, the designer has to stop drawing for a default body and start drawing for variation. And a space drawn for variation is, by construction, a space with more than one way through it.

Parkour is the practice of finding more than one way through.

So the two aren’t cousins by shape. They’re cousins by premise. Both are refusals of the same assumption, approaching it from opposite ends — one by requirement, one by appetite.

Which is not the same as saying the code gets it right. Ragoschke is sharp about that. Plenty of what passes for accessible design is “just a bunch of rules that you have to follow and check the box and that’s it” — compliance as a floor, not as thinking. She describes a “stramp,” a staircase with a ramp zigzagging through it — an inventive attempt to make one object serve both. It doesn’t count: ADA is strict about what qualifies as a ramp, so the hybrid fails. The same rulebook that reliably produces our favorite ledge also forecloses the more interesting version of it. The convergence is real, and it’s partial, and it’s accidental.

Ragoschke says architects build out exactly what they expect to happen — this person walks in, turns right, has this experience — and then “you can never predict what someone’s going to do.” Sometimes they get frustrated: “you weren’t supposed to be there, but you’re there now.”

But if a building encodes a prediction, a building can be read. A flight of stairs with no other route to the top assumed one kind of body. A ramp cut into a landing is a building that got told otherwise. The wide rail, the graded edge, the ledge at a workable height — those aren’t just good spots. They’re evidence of what somebody was required to consider.

That’s a different way of looking than hunting for lines. Most of us scan a space for what we can do in it. This asks what the space assumed. And once you can see it, the map reorganizes: the richest spots aren’t where the architecture got most ambitious, they’re where it was made to account for somebody it hadn’t planned on.

Ragoschke keeps one guard up worth borrowing. She points out that people with disabilities navigate environments not built for them constantly — improvising routes, weighing whether an obstacle is worth it. It sounds like a description of practice, and she declines the easy version:

“I’m not saying that they’re the ultimate traceurs, but they really take the elements of what defines parkour and the boundaries that they have, and they’re constantly pushing it. Because they have to — whereas in parkour, we do it because we can and we want to.”

Because they have to. We do it because we want to. The same ledge, read two ways.

At the spot everyone drifts to, that ramp is somebody’s only way up. The most generous architecture on the block is generous under obligation.

This field note references the Movers Mindset episode “Jade Amber Ragoschke: Deafness, architecture, and accessibility,” published June 15, 2021.

This work was produced using AI language models directed through an editorial system designed by Craig Constantine. The author selected all source material, designed the creative framework, directed the editorial process, and made all acceptance and revision decisions. The prose was generated by AI under sustained human editorial direction.