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Buildings of normal use – importance class III
Damage limitation
40 years return period 25 years return period
Life safely
•Buildings of importance class II and I gg I,e=1,2 or 1,4 ; ( g I,e=1,0 for class I) has the effect of increasing
the design return period for all limit states
• EN 1998-1:2004 recommends a return period of 475 years for ULS „Non-collapse” / Life safety
P100-1 T = 50, 100 , 225, (475) years
1992 , 2006, 2014, (?)
Performance requirements
Seismic action: P100-1/1992 Seismic action: P100-1/2006
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