Where does a slab break? Follow its yield lines.

Drag a corner, or tap an edge to make it simply supported or free. Press Collapse to watch the slabs fold. Red lines: yield lines, where the slab folds as it collapses. Uniform load q, moment capacity m.

Enjoying this? Get the next interactive app by email.

Email

Company

That didn't go through. Please try again.

You're subscribed. The next app lands in your inbox. Want to build one yourself? See the course.

Build tools like this for your own work. In four weeks, turn one repetitive workflow into an AI agent.

See the course