The climate band for this area is rated severe cold, and that's the backdrop for most of what fails. Steel contracts in the cold, grease in old bearings stiffens up, and a spring that's been carrying a door's weight for decades loses whatever elasticity it had left right when the temperature swings hardest.
On top of the cold, income and age of housing stock line up in a way worth noting. Median household income in Chippewa Falls runs $62,133, well under the $79,877 figure for the wider service area. That gap shows up in how doors get maintained - more of these doors are running on original hardware longer, past the point where a torsion-equipped door in a newer build would already have been serviced or replaced.
With 6,414 households in Chippewa Falls, a meaningful share of them are sitting on garages old enough that the spring has never been swapped once.