Category · HCAI/OSHPD OPM
Seismic Bracing & Restraints — OPM Preapprovals
All 12 HCAI/OSHPD Preapproval of Manufacturer's Certification records issued for Seismic Bracing & Restraints. 12 active, 0 cancelled, across 10 manufacturers. Source data from HCAI · updated 2026-04-22.
Manufacturers with Seismic Bracing & Restraints OPMs
| OPM # | Manufacturer | Product | Approval | |
|---|---|---|---|---|
| OPM-0043 | Mason West | Seismic Restraint Components for Suspended Utilities | 1/7/2026 | Details → |
| OPM-0062 | ERICO International Corporation | Seismic Sway Bracing for Fire Sprinkler System | 9/11/2017 | Details → |
| OPM-0203 | M.W. Sausse & Co. Inc. | Hanger Box Model PRMXA-1C, Cable Bracing Kit, Rigid Bracing Kit | 7/19/2025 | Details → |
| OPM-0206 | NuAire, Inc. | Compounding Isolators | 3/20/2020 | Details → |
| OPM-0294 | Power-Strut, a part of Atkore International | Power Strut Seismic Bracing / Strut & Fittings | 3/16/2020 | Details → |
| OPM-0295 | UNISTRUT, a part of Atkore International | UNISTRUT Seismic Bracing / Strut & Fittings | 2/27/2020 | Details → |
| OPM-0351 | Anvil International | Seismic Sway Bracing for Fire Protection Systems | 9/26/2016 | Details → |
| OPM-0401 | CalDyn | CalDyn CQA Vibration Isolator With Restraints (VIWR) | 6/5/2023 | Details → |
| OPM-0542 | ERICO International Corporation | nVent CADDY Seismic Bracing for MEP Systems | 4/16/2022 | Details → |
| OPM-0684 | VMC Group | VMC Group Spring Vibration Isolators | 9/27/2023 | Details → |
| OPM-0685 | VMC Group | VMC Group Spring Vibration Isolators | 9/28/2023 | Details → |
| OPM-0709 | Gripple Inc. | Gripple Seismic Bracing | 7/19/2025 | Details → |
About Seismic Bracing & Restraints OPM preapprovals
Records sourced from the official HCAI OPM page. Categories are auto-derived from product descriptions and may be approximate. Always verify status and conditions with HCAI before specifying. Need PE/SE stamped bracing or anchorage calculations for Seismic Bracing & Restraints? Talk to a Panache engineer.