earthquake exposure expectations compliance building codes ref name seismicdesigncodes ref properly engineered structure necessarily extremely strong expensive properly designed withstand seismic effects sustaining acceptable level damage shake table crash testing regular building model left base isolated building model right ucsd seismic loading tokyo skytree equipped tuned mass damper world 's tallest tower world 's second tallest structure '''seismic loading''' means application earthquake generated excitation structure geo structure
Applied science Engineering and technology Civil Engineering Earthquake engineering