8
Zones
Description of the zones
Zone 0
Zone 0 is the interior of the basin including any recesses in the walls or
floor.
Zone 1
Zone 1 is limited by:
•
Zone 0
•
A vertical plane 2m from the rim of the basin.
•
The floor or the surface expected to be occupied by persons.
•
The horizontal plane 2.5m above the floor or the surface.
Zone 2
Zone 2 is limited by:
•
A vertical plane external to zone 1 and a parallel plane 1.5m from the
former.
•
The floor or surface intended to be occupied by persons.
Note:
The measured zone dimensions are limited by walls and fixed partitions.
BEFORE FIRST USE