Overturning—Background

 

Slip vs Tip

friction in statics

 

 

"It is important to realize that for ASD only 60 percent of the dead load...is used to resist overturning."  

no live loads since their presence cannot be guaranteed

 

 

Types

  1. wind overturning
  2. seismic overturning
    1. regular structures
    2. irregular structures