The ground stops moving. Sirens fade. Then the real work begins. Engineers, DOT teams, and infrastructure owners face an urgent question: Is this bridge, building, or dam still safe? And just as important: How do we know

The ground stops moving. Sirens fade. Then the real work begins. Engineers, DOT teams, and infrastructure owners face an urgent question: Is this bridge, building, or dam still safe? And just as important: How do we know