was working in his realty office across the street when he saw the concrete structures collapse. “I was sitting at my desk and I heard what sounded like a really bad traffic accident,” Graham ...

Here are some ways to predict and prevent a collapse: 1. Look for cracks - The ... Drill a hole - Drill a small hole through the concrete and poke through it with a stick. If you hit ground ...

NOVI SAD, Serbia — Serbia's students led a mass street protest and began blockading three bridges over the River Danube in ...