ISO 13854 — minimum gap calculator
Pick a body part and the calculator returns the minimum gap that avoids crushing, per ISO 13854:2019, Table 1. Or enter a gap and see which body parts are protected.
Body part
Gap e (mm)
0500+ mm
—
e ≥ — mm
| Body part | Min. gap |
|---|---|
| Finger | 25 |
| Toes | 50 |
| Hand, wrist, fist | 100 |
| Arm | 120 |
| Foot | 120 |
| Leg | 180 |
| Head | 300 |
| Body | 500 |
Source: ISO 13854:2019, Table 1. Values in mm. · Guidance only. The values apply only where crushing is the hazard; other hazards (shearing, drawing-in, impact) must be assessed separately. They apply to persons aged 14 and above. Always verify against the current standard for your specific application.