Louisiana Class E Knowledge Test Practice
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Passing target: 80% (32/40)
In favorable conditions, how can a Louisiana driver check the basic following interval for ordinary traffic?
Two cars travel right in the same lane on a dry two-way road. A roadside post provides a fixed reference. The unlabelled blue learner follows the silver car, and no counting time appears.
Correct answer: Use a fixed point and count at least three seconds.
Why
For favorable ordinary conditions, the guide gives a three-second reference-point check: begin timing when the vehicle ahead passes a fixed object, and do not reach it too soon. This is a guide, not a universal legal minimum or a guarantee of safety. Other contexts need more space: the guide discusses at least four seconds in adverse conditions and four seconds for interstate travel, doubled in bad weather. The legal duty is to follow at a reasonable and prudent distance for speed, traffic and road conditions.
Verified against Louisiana Class D & E Driver's Guide · Following distance · p. 70, 71, 106
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