Kansas Hazardous Materials CDL Practice Test
Below are 25 exam-style questions for the Kansas Hazardous Materials CDL knowledge test, modeled on the FMCSA-aligned content used by the Kansas Department of Revenue Division of Vehicles. Try to answer each question on your own before reading the answer key directly under it. The questions and answer choices are shuffled deterministically per state and endorsement, so the order will stay the same on repeat visits — that lets you genuinely measure your improvement.
- A A barcode only
- B A serial number
- C UN or NA followed by four digits
- D A state two-letter code
- A Have written instructions on what to do in case of accident or delay
- B Avoid Class A highways only
- C Travel with a state escort
- D Drive only between 8 a.m. and 6 p.m.
- A When the brakes feel different
- B Only at the destination
- C Only at the start of the trip
- D At each stop
- A Special handling, additional documentation, and route planning
- B Only a special placard at night
- C No special handling
- D Vehicle escort
- A A Hazmat (H) endorsement on their CDL
- B A separate license
- C No special endorsement
- D A medical card only
- A Continue and report at the next stop
- B Open the container to inspect
- C Drive to the destination quickly
- D Stop, isolate the area, notify emergency services and the carrier
- A Refer to the ERG
- B All of the above
- C Contact the carrier safety officer
- D Refer to 49 CFR Parts 100-185 (HMR)
- A Painted any color
- B Stored only at night
- C Made of glass only
- D Marked with the proper shipping name, ID number, and required labels
- A No smoking within 25 feet
- B The driver must be at the fueling control
- C All of the above
- D Engine must be off
- A Driving over a railroad-highway grade crossing without stopping (most placarded loads)
- B All of the above
- C Routes prohibited for hazmat
- D Tunnels marked as prohibited for hazmat
- A Carrier preference
- B Federal rules (tunnels, bridges)
- C State and local routing
- D All of the above
- A Mailed to the destination
- B Filed in the cab's glove box
- C Within reach of the driver while seated and within reach when the driver is out of the cab
- D Stored in the trailer
- A The train's schedule
- B The number of cars
- C The train's crew
- D A document describing all hazardous materials being carried
- A During the trip if you stop
- B In an emergency
- C Before leaving the loading site
- D All of the above
- A Cause a leak or spill if the package is damaged
- B Move and obstruct visibility
- C All of the above
- D Strike emergency exits
- A Tunnels not authorized for explosives
- B Routes specifically prohibited by state or local rules
- C All of the above
- D Heavily populated areas where possible
- A Call your dispatcher only
- B Protect yourself and isolate the area
- C Contain the spill
- D Check the load for leaks first
- A Only liquids in port areas
- B Cargo that may be harmful to aquatic life and requires special marking
- C Bulk shipments
- D Hazardous waste only
- A Have a flashing light on
- B Be in a low gear
- C Be locked
- D Be attended by the driver
- A The driver has training
- B The shipper guarantees the load is properly classified, packaged, marked, labeled, and described per regulations
- C The carrier has insurance
- D The receiver has paid
- A In a designated truck stop
- B Within 300 feet of a tunnel, bridge, or building used by the public, except for short rest stops
- C On a public street within 5 feet of the road
- D In any rest area
- A Only on long trips
- B No — mix them in with other paperwork
- C Yes — they should be readily identifiable for emergency responders
- D Only if the receiver requests it
- A Cargo blocks emergency exits
- B Cargo cannot shift, leak, or be exposed to ignition sources
- C Containers can rub against each other
- D They can shift freely
- A Never; tires are the carrier's responsibility
- B At the start of each trip and each time they stop
- C Once a week
- D Only at the start and end
- A Use the closest entry
- B Refuse the load and notify the carrier — the shipper must use a proper shipping name
- C Skip the placards
- D Use a generic placard
Study tips for the Kansas Hazardous Materials exam
The Hazardous Materials portion of the Kansas CDL exam is graded out of the bank of questions the Kansas Department of Revenue Division of Vehicles draws from each year. While the exact bank is not published, every question is sourced from the Hazardous Materials chapter of the Kansas CDL handbook, which itself is derived from the FMCSA Model Commercial Driver's License Manual. That means studying our practice tests, reading the corresponding handbook chapter, and re-reading the parts you got wrong is genuinely the most efficient route to a first-time pass.
Most successful applicants follow a simple cycle: take the practice test cold, write down every question you missed, open the matching chapter of the official Kansas handbook, re-read the section that contains the right answer, then re-take the practice test 24 to 48 hours later. The 24-hour delay matters — sleep is when your brain commits new information to long-term memory, and CDL knowledge questions reward that kind of consolidated learning rather than cramming.
Pay particular attention to questions that include qualifier words like always, never, only, primary, or most. CDL test writers love to flip the right answer with a single qualifier. When two answer choices look almost identical, pay attention to the verb (is it must, should, or may?) and to any numbers (14 days, 100 air miles, 8 hours, 70/8 split). On endorsement tests in particular, watch for trick framing where a true statement about a different endorsement is offered as the "correct" answer to a question that is actually about Hazardous Materials.
Test-day logistics matter too. Bring photo ID, your Social Security card or birth certificate, your medical examiner's certificate (DOT card), and proof of state residency if you haven't already submitted those documents. The Kansas Department of Revenue Division of Vehicles will not let you sit for the knowledge exam without your documentation, and most offices charge an additional fee for re-attempts. Arrive early — the wait at most CDL testing offices runs 30 to 60 minutes — and silence your phone before the exam begins.
Finally, keep your General Knowledge fundamentals sharp even when you're focused on the Hazardous Materials exam. Many states administer multiple knowledge tests in a single sitting, and questions on weight definitions (GVWR, GCWR, GAWR), stopping distance, and the pre-trip inspection routine show up across endorsements. If you're unsure on the basics, sit a fresh Kansas General Knowledge practice test before scheduling the real exam.
Next steps
Missed more than four questions? Re-read the Hazardous Materials study guide and the matching chapter in the official Kansas CDL handbook. Then come back and re-take the test. Once you can score 22 of 25 or higher on three runs in a row, you're in good shape to schedule the real exam at your local Kansas Department of Revenue Division of Vehicles office.
Already comfortable with this endorsement? Drill another: KS General Knowledge · KS Air Brakes · KS Combination Vehicles · KS Passenger · KS School Bus · KS Tank Vehicle · KS Doubles / Triples
New to the CDL process in Kansas? Read How to apply for a CDL in Kansas for the document checklist and step-by-step timeline.