Alberta Class 4 Practice Questions - Alberta Class 4 Commercial Driver's Licence Knowledge Test Exam

During a pre-trip inspection, what visual signs indicate that a wheel fastener (lug nut) might be loose?

The lug nut is warm to the touch Rust streaks spreading from the lug nut, or shiny metal showing around the bolt threads and wheel holes The lug nut is covered in road dust The tire tread shows irregular wear patterns

Correct Answer:

Rust streaks spreading from the lug nut, or shiny metal showing around the bolt threads and wheel holes

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