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Maryland CDL HazMat & Cargo Practice Test

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

What this Maryland 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 Maryland MVA knowledge test has 25 questions, and you need at least 22 correct (88%) to pass. This practice test is based on the Maryland Driver's Manual. Tests are administered Computer-based at MVA branch office. 20-minute time limit.. You'll have 20 minutes to complete the real exam.

Try sample Maryland questions

These questions come from our bank of 210+ CDL questions. The real Maryland CDL knowledge test draws from similar material in the official CDL manual.

3 free preview of 25
1

Which type of combination vehicle is MOST prone to rollover in a curve?

2

What is the crack-the-whip effect in a combination vehicle?

3

At what total weight of a single class of hazardous material must a vehicle generally display placards?

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