🚦 English Signal Box: Railway Interlocking and Braking Distance

Work the lever frame of a Victorian signal box at Ashwell Junction: interlocking locking table, points and facing-point locks, semaphore signals, track detection and the braking distance a steam train needs to stop at danger. Virtual only, no accidents.

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