Texas CDL Hazmat Endorsement EXAM QUESTIONS AND
CORRECT VERIFIED SOLUTIONS LATEST UPDATE THIS YEAR –
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Texas CDL Hazmat Endorsement Exam – Complete Study Guide
Practice Questions
Question 1
You are hauling chlorine (Division 2.3, Poison Gas). Where must the shipping papers be when
you leave the vehicle unattended?
A) In the glove box
B) On the driver's seat or in the driver's door pouch
C) In the trailer with the cargo
D) Under the seat
Correct Answer: B
Rationale: Emergency responders must find shipping papers instantly. The driver's seat or door
pouch are the only acceptable locations .
Question 2
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Which of these materials requires placards at ANY amount?
A) Flammable Liquid (Class 3)
B) Poison Gas (Class 2.3)
C) Corrosive (Class 8)
D) Oxidizer (Class 5.1)
Correct Answer: B
Rationale: Poison Gas 2.3 is a Table 1 material requiring placards at any quantity . Classes 3, 8,
and 5.1 are Table 2 materials.
Question 3
You are hauling 1,200 lbs of crude oil (Class 3 Flammable Liquid). Do you need placards?
A) No, because crude oil is exempt from placard rules
B) Yes, because Class 3 is Table 2 and 1,200 lbs exceeds 1,001 lbs
C) Only on the front and rear
D) No, because it's under 5,000 lbs
Correct Answer: B
Rationale: Crude oil is Class 3 Flammable Liquid (Table 2). The 1,001-pound rule applies; at
1,200 lbs you are over the threshold .
Question 4
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Before loading crude oil into a cargo tank, what procedure is required?
A) Apply placards first
B) Ground and bond the tank
C) Turn on all lights
D) Complete a trip inspection
Correct Answer: B
Rationale: Grounding and bonding are required before loading/unloading to prevent static
electricity ignition .
Question 5
What is the smoking distance restriction for flammable loading operations?
A) 10 feet
B) 25 feet
C) 50 feet
D) 100 feet
Correct Answer: B
Rationale: No smoking within 25 feet of any flammable loading operation .
Question 6
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How many questions are on the Texas CDL HazMat knowledge test?
A) 20
B) 25
C) 30
D) 50
Correct Answer: C
Rationale: The Texas HazMat exam consists of 30 multiple-choice questions .
Question 7
What is the passing score for the HazMat endorsement test?
A) 70%
B) 75%
C) 80%
D) 85%
Correct Answer: C
Rationale: You need at least 80% (24 out of 30) to pass .
Question 8