A heavy-duty suspended ceiling grid system at perimeter walls for both attached and unattached configurations utilizes heavy-duty runners supported by hanger wires and tied to perimeter wall moldings. A proprietary manufacturer BERC-2 clip provides seismic attachment complying with ICC-ESR-1308 for Seismic Design Category D. Maximum spacing of 8 inches and precise dimensional clearances of 7/8 inch and 3/4 inch are required at the wall junctions. Special inspection is required per the ICC ESR report.
8" MAX. "UNATTACHED WALL" "ATTACHED WALL" BASIS-OF-DESIGN: PRODUCT/SYSTEM IS COMPLIANT WITH ICC- ESR-1308 FOR SEISMIC DESIGN CATEGORY "D." SPECIAL INSPECTION REQUIRED PER ICC ESR REPORT HEAVY-DUTY RUNNERS, TYP. PERIMETER WALL MOLDING, TYP MANUFACTURER'S PROPRIETARY ATTACHMENT "BERC-2" CLIP, TYP. MANUFACTURER'S PROPRIETARY ATTACHMENT "BERC-2" CLIP, TYP. 8" MAX. 7/8". 5 7/8" 7/8" . 3/4" .
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