Technical Booklet H Stairs Ramps Guarding and Protection from Impact·Page 44·7.1
Zones of visibility for doors and gates on main routes
Doors or gates across main routes of travel, or those that can be pushed open from either side, must have zones of visibility towards the leading edge of the door leaf as shown in Diagram 7.1.
A door or gate –
(a) across a main route of travel; or
(b) which can be pushed open from either side,
should have, towards the leading edge of the door leaf, zones of visibility as shown in Diagram 7.1.
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