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Building Inspection Commission adopts AB‑83 to strengthen seismic review for tall buildings
Summary
The commission adopted Administrative Bulletin AB‑83, setting peer‑review and multi‑level seismic evaluation requirements for new tall buildings over 160 feet, after presentations from department staff and engineering groups; commissioners asked for follow‑up on peer‑review oversight and conflict‑of‑interest safeguards.
The Building Inspection Commission voted to adopt Administrative Bulletin AB‑83 on Wednesday, establishing requirements and a three‑step review process for new tall buildings using non‑prescriptive seismic design methods.
Manager Ray Louie presented draft No. 7 of AB‑83, saying the bulletin requires a code‑level evaluation, a service‑level earthquake assessment and an MCE (maximum considered earthquake) evaluation for buildings over 160 feet, and mandates structural peer review panels for projects that use alternate (non‑prescriptive) design approaches.
The bulletin aims to ensure that…
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