...H. H. Tsang; D. P. Tran Expanded polystyrene ( EPS ) possesses material properties well suited for geotechnical seismic isolation ( GSI ), including low modulus, low density, and very low seismic impedance. When incorporated into foundation soils, such low-modulus materials reduce both...

...H. H. Tsang Geosynthetics are essential tools for the advancement of modern civil, construction, and environmental engineering. Geotechnical seismic isolation ( GSI ) is an emerging category of earthquake resistant design methods that leverage the use of synthetic materials to enhance...