Table 4 Recommended TWL limits and interventions for self-paced work
TWL Limit (W.m-2) | Name of limit/zone | Interventions |
|---|---|---|
< 115 | Withdrawal | No ordinary work allowed |
| Â | Â | Work only allowed in a safety emergency or to rectify environmental conditions |
115 to 140 | Buffer zone | Try to improve the working environment |
| Â | Â | No person to work alone |
| Â | Â | No unacclimatized person to work |
> 140 | Unrestricted | Â |