While workers are present in the places referred to in Article R. 4223-1, the illumination levels measured at the work surface or, failing that, at the floor, are at least equal to the values shown in the following table:
| WORK AREAS and their outbuildings |
MINIMUM VALUES illumination |
|---|---|
| Indoor circulation routes | 40 lux |
| Staircases and warehouses | 60 lux |
| Work areas, changing rooms, toilets | 120 lux |
| Blind rooms used for permanent work | 200 lux |
| OUTDOOR SPACES | MINIMUM VALUES illumination |
|---|---|
| Exterior traffic areas and routes | 10 lux |
| Outdoor areas where permanent work is carried out | 40 lux |