Equipment category · HCAI/OSHPD OSP
Cooling Towers — OSP Preapprovals
All 12 HCAI/OSHPD Special Seismic Certification preapprovals issued for Cooling Towers. 9 active, 3 expired, across 5 manufacturers. Source data from HCAI · updated 2026-04-21.
Manufacturers with Cooling Towers OSPs
About Cooling Towers 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 Cooling Towers on a California hospital project? Talk to a Panache engineer.