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Iowa Class C Knowledge Test Practice
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Passing target: 20/25 correct (TLA practice target)
Observation, Speed & SpaceStandalone practice
Snow is forecast along your route. When should you use Iowa 511 to help plan the trip?
Correct answer: Before you leave, to check conditions and adjust the trip.
Why
Check Iowa 511 before driving for road conditions, closures and available camera information. Adjust or postpone the trip when needed. Conditions can change, so continue observing and do not operate a handheld device while driving to refresh the map.
Verified against Iowa Driver's License Manual and current primary rules · Planning for Iowa road conditions · p. 38, 59
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