How to save that old building from a megaquake? Try spray-on concrete




KUOW Seattle News and Information show

Summary: Seattle has 1,100 old brick buildings that are especially vulnerable to collapsing in a big earthquake. Few have been retrofitted to withstand a major seismic event. Now researchers at the University of British Columbia say they’ve come up with a cheap, fast way to reinforce such buildings: spray them with bendable concrete.