Protected stairway
A stair that leads to a final exit to a place of safety and that is adequately enclosed with fire resisting construction. Included in the definition is any exit passageway between the foot of the stair and the final exit.
Approved Document B Volumes 1 and 2, Appendix A (page 136, page 147)
Related terms
Definitions are taken from Approved Document B (fire safety). Contains public sector information licensed under the Open Government Licence v3.0.
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