article_snippet: Experts say that popping, creaking, or cracking noises can be signs of a stressed roof that could be about to collapse.
article_snippet: Residents are warned to leave immediately in those cases.
article_snippet: Peter Judge, spokesman for the Massachusetts Emergency Management Agency, told the Boston Globe: 'If you are hearing loud cracking, like cracking wood, there is something going on up there.
article_snippet: But if it’s just a variety of sounds, don’t automatically get everyone out of the building.'