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Illinois Class D Written Exam Practice
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Freeways & High-Speed RoadsStandalone practice
Before changing lanes on an expressway, what should a driver do?
Blue car A faces east in the right lane. Silver car B occupies the neighboring left lane beside A’s rear quarter. Both cars face the same direction.
Correct answer: Check mirrors and the blind spot, signal, and move when clear.
Why
High speeds make mirror, blind-spot, and signaling checks especially important before a lane change.
Verified against Illinois Rules of the Road, July2026 · Expressway lane-change check · p. 89
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