Spring repair in Murray, Utah

Elevation is the quiet driver: Murray's 4,298 feet buy it 85.9 freezing crossings a year, and each one flexes the coil like a small unpaid cycle. A door used twice a day and a door used ten times age differently — but both springs live in the same Murray winter.

Cold adds a second effect: low temperature reduces the fracture toughness of spring steel, so a fatigued spring is likeliest to let go on the first lift of a freezing morning. That is when Murray spring calls cluster — 94% of the year's freeze–thaw days here fall between November and March.

And this is older stock — half the homes in Murray were standing by 1971 — so most doors are on their second or third set of springs. If yours has never been replaced, it is running well past this climate's 5–7 year expectancy.

Upgrading to 25,000-cycle springs costs $80 to $150 more and roughly multiplies life by 2.5. With 85.9 freeze–thaw cycles a year working on the steel in Murray, the upgrade turns a 5–7-year spring into one most owners never replace again — one invoice instead of two.

Whatever the rating, it goes on as a pair and it gets sized to the actual door weight. Cut-price undersized springs fail fastest exactly where winters are hardest.

The measurements shift town by town: Taylorsville runs 84.4 freeze–thaw cycles and 5–7 years of spring life; South Salt Lake runs 83.2 freeze–thaw cycles and 5–7 years of spring life; and Midvale runs 88.2 freeze–thaw cycles and 5–7 years of spring life.

Against that backdrop, Murray holds 85.9 cycles at 4,298 ft with a 1971 median build year — the specific inputs behind every figure above.