The truck appeared to be turning west from Industrial Park Road onto 100 North in Coalville when it rolled onto its side, sliding off the left shoulder.
The incident happened around 3 p.m. Tuesday.
The North Summit Fire District said no one was injured, but the truck was hauling 80 calves and three were killed in the crash.

North Summit Fire District
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According to the Summit County Sheriff’s Office, the livestock shifted in the trailer when the semi took the turn, causing the rollover.