In the state of Tennessee, a semi-truck can be in the left lane when it is passing another vehicle or when turning left. Trucks going slower than the pace of traffic must stay in the right lane or right lanes when multiple lanes are present. In some areas or at certain times, trucks may be barred from entering the left lane at all. In these instances, highway signage will be present to indicate that trucks are only allowed in the left lane to pass.
Why Can’t Trucks Cruise in the Left Lane?
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