Mark Barbagelata, owner of Seismic Retrofitters, checks out a rebar cage to be installed in the foundation of a "soft-story" apartment building
Mark Barbagelata, owner of Seismic Retrofitters, checks out a rebar cage to be installed in the foundation of a "soft-story" apartment building in the Marina District of San Francisco, Calif., Wednesday morning, Aug. 27, 2014. San Francisco is rushing to retrofit the thousands of earthquake-prone buildings throughout the city. (Karl Mondon/Bay Area News Group) ( Karl Mondon )