Laserfiche WebLink
<br /> ORD Article 1, Chapter 5 Building Code 16-629-ATTACHMENT B <br />TABLE 404.2.4.2 <br />PERFORMANCE CRITERIA FOR REDUCED CBC LEVEL SEISMIC FORCES <br />OCCUPANCY <br />CATEGORY <br />(BASED ON CBC TABLE 1604.5) <br />PERFORMANCE <br />LEVEL <br />FOR USE WITH ASCE 31 <br />PERFORMANCE LEVEL <br />FOR USE WITH ASCE 41 <br />BSE-1 EARTHQUAKE HAZARD LEVEL <br />I Life Safety (LS) Life Safety (LS) <br />II Life Safety (LS) Life Safety (LS) <br />III Note a, Note b Note a <br />IV Immediate Occupancy (IO) Immediate Occupancy (IO) <br />a. Acceptance criteria for Occupancy Category III shall be taken as 80 percent of the <br />acceptance criteria specified for Occupancy Category II performance levels, but need <br />not be less than the acceptance criteria specified for Occupancy Category IV performance levels. <br />b. For Occupancy Category III, the ASCE screening phase checklists shall be based on <br />the life safety performance level. <br />