A garage door spring snapping in the morning frost often leaves a twisted coil on the floor

https://www.scribd.com/document/1063446253/Garage-Door-Repair-and-Broken-Spring-Replacement-for-Sudden-Cold-Weather-Breaks-180706

A garage door spring snapping in the morning frost often leaves a twisted coil on the floor and a door that feels twice as heavy as it did the night before.