⛏️ Underground Mine Cutaway: Pillar Stress, Skip Hoist and Ventilation Lab

A 3D cutaway of a room-and-pillar mine with a vertical shaft: tune depth, extraction ratio and pillar width to see overburden stress and pillar safety factor, a balanced skip hoist cycle, Atkinson-law ventilation with fan laws, and ore flowing from face to surface.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install