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Jackknife Truck Accidents in Illinois: Causes and Legal Claims
Sat 28 Feb, 2026 / by Robert Parker / Truck Accidents
**Jackknife accidents happen when truck brakes lock and the trailer swings sideways.** These crashes typically result from inadequate driver training, mechanical failures, or excessive speed. FMCSA regulations govern maintenance and driver qualifications to prevent jackknifes. A fully loaded tractor-trailer folds in half across three lanes of I-74 during evening rush …
