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The seismic action is taken into account in the calculation through the Mononobe & Okabe theory. At the input level, the user must enter the horizontal and vertical earthquake factors:

 

kh

 

Horizontal earthquake factor

 

kv

 

Vertical earthquake factor

 

xp/h

 

The ratio of the of the application point height of the seismic increase to the wall thrust height. This value is generally assumed as corresponding to 2/3.

 

 

 

 

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