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Building Inspection Commission backs sending corridor-ventilation study for advisory review
Summary
The Commission voted unanimously June 17 to send an engineering report assessing a corridor-as-plenum ventilation alternative for DPH Article 38 to the code advisory/AB005 review process, with staff saying any proposal would require case-by-case equivalency approval and additional safety mitigations.
The San Francisco Building Inspection Commission on June 17 voted unanimously to put on record its support for sending an engineering study of a corridor-as-plenum ventilation approach for Department of Public Health Article 38 projects to the code advisory (AAB) and local equivalency review.
The report, presented by consultant David Rich, analyzed the corridor‑ventilation design’s fire‑safety implications and concluded the approach ‘‘is safe’’ when paired with targeted mitigations. Rich said the system relies on two primary components — pressurized quarters and protected openings equipped with fire/smoke dampers — and that egress…
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