Adverse Conditions
Driving in rain, snow, fog, ice, night, and reduced visibility.
Adverse Conditions rules in Illinois follow the federal framework with state-specific limits, distances, and exceptions. The practice questions below are drawn from the Illinois driver handbook, so they track the state's own rules.
Adverse Conditions questions, Illinois edition.
Each question links through to a full explanation, the rule it tests, and a citation back to the manual.
- In winter, why should you approach bridges, overpasses, and shaded spots more slowly than the rest of the roadway? →
- Before you start driving in winter, what does the manual say about snow and ice on your vehicle? →
- Your vehicle begins to skid. What steering action does the manual say to take? →
- How far in advance of a vehicle approaching from the opposite direction must you dim your bright headlights? →
- You are driving in high winds and pass from a protected area into an open area. What does the manual say to do? →
- What does the manual say about using snow tires or chains on winter roads? →
- The manual gives one specific speed range you must NOT drive at in fog. What is it? →
- You are catching up to another vehicle traveling in the same direction with your bright lights on. How far behind must you be before dimming them? →
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