Earthquake Engineering Research Institute
Learning From Earthquakes

Observations on Nonstructural Damage by the EERI Team

February 14, 2018

By Mary Comerio.

March 17, 2011. Earthquake Engineering Research Institute.

This earthquake has provided textbook examples of non-structural damage in concrete office and commercial buildings in the Central Business District (CBD).

   

  Figure 1. Offices.    Figure 2. Sprinkler pipes broken by ceiling systems dumped water in to offices.
       
       
   

  Figure 3. Pipes broken.   Figure 4. Office kitchen.
       
       

                             

                        
  Figure 5. Some ducts and systems were anchored after the September event, however…   Figure 6. Ceiling systems failed.
       
       

Learning from Earthquakes: First person reports