Can Parapet Snow Drifts Overload Minnesota Flat Roofs?
Yes. Snow drifts behind parapets can overload Minnesota flat roofs after wind-driven storms. Wind concentrates weight along roof edges, while wet snow, ice, and blocked drainage can increase loading beyond structural capacity. A drift doesn’t prove damage, but new sagging, cracking sounds, or binding doors require immediate action. Check building conditions before anyone accesses the…
