Technical Booklet E Fire Safety·Page 56·2.50
Storeys with ancillary food and drink consumption areas
Where a storey includes an ancillary area for customers to consume food or drink, that area must have at least two escape routes that lead directly to a storey exit without passing through a kitchen or place of special fire hazard.
Where a storey has an ancillary use for the consumption of food or drink by customers, the area given over to that use should –
(a) have not less than two escape routes; and
(b) have escape routes that lead directly to a storey exit without entering a kitchen or place of special fire hazard.
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