This threshold detail occurs at rated or sound transmission class required conditions over as-cast formed concrete. The scheduled door frame transitions to resilient tile flooring per plan. The threshold assembly accommodates acoustic or fire-rated openings directly bearing on the concrete substrate.
**OCCURS AT RATED OR STC REQUIRED CONDITIONS AS-CAST FORMED CONCRETE SCHEDULED DOOR **OCCURS AT RATED OR STC REQUIRED CONDITIONS RESILIENT TILE PER PLAN **OCCURS AT RATED OR STC REQUIRED CONDITIONS AS-CAST FORMED CONCRETE SCHEDULED DOOR **OCCURS AT RATED OR STC REQUIRED CONDITIONS RESILIENT TILE PER PLAN
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