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Louisiana CDL HazMat & Cargo Practice Test

Practice 25 CDL questions on hazardous materials handling, cargo securement, and combination vehicle operation for the Louisiana CDL exam.

What this Louisiana practice test covers

  • Hazardous materials placarding, labeling, and shipping paper requirements
  • Proper loading and securement of general freight and specialized cargo
  • Combination vehicle coupling and uncoupling step-by-step procedures
  • Weight limits, bridge formulas, and axle weight distribution

The actual Louisiana OMV knowledge test has 40 questions, and you need at least 32 correct (80%) to pass. This practice test is based on the Louisiana Driver's Guide. The test fee is $32.25. Tests are administered Computer-based at OMV office.

Try sample Louisiana questions

These questions come from our bank of 391+ CDL questions. The real Louisiana CDL knowledge test draws from similar material in the official CDL manual.

3 free preview of 25
1

What causes trailer skid in a combination vehicle?

2

What color is the service air line (brake line) coupling on a combination vehicle?

3

Where must hazardous materials shipping papers be kept while driving?

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Louisiana CDL HazMat & Cargo Practice Test (2026) | DMV IQ