1) Visible appliances must be located within 15ft of the end of corridors. The 2 vertical corridors (as it looks on the plan) on both floors do not indicate a device within 15' from the bottom of the corridors. If you are using room spacing rules the corridor device spacing is too great. NFPA 72: 18.5.5.5.5., 18.5.5.5.1
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Wednesday, May 25, 2022 PJW- AV device relocated to provide proper coverage.