Equipment category · HCAI/OSHPD OSP
Electrical Busways — OSP Preapprovals
All 8 HCAI/OSHPD Special Seismic Certification preapprovals issued for Electrical Busways. 7 active, 1 expired, across 8 manufacturers. Source data from HCAI · updated 2026-04-21.
Manufacturers with Electrical Busways OSPs
About Electrical Busways OSP preapprovals
Listed records are sourced from the official HCAI OSP page. Always verify status, conditions, and expiration with HCAI before specifying a component. Need PE/SE stamped anchorage calculations for Electrical Busways on a California hospital project? Talk to a Panache engineer.