From Section 9 of the Washington Commercial Driver Guide

Washington CDL Hazardous Materials Practice Test

Who takes it: every CDL class (A, B and C), for the H endorsement.

Hauling placarded hazardous materials. 30 questions, 24 right to pass (80%).

Study mode

Practice Hazardous Materials

  • 10questions a round
  • 2manual sections
Exam mode

Take the Hazardous Materials test

  • 30questions
  • 24correct to pass
  • –no test taken yet
Section 9 · p. 109–129 of the Washington Commercial Driver Guide (CDL 520-408 (N/10/20)), opens in a new tab

A Hazardous Materials question to try

What must the carrier do before transporting a hazardous materials shipment?

Tap an answer to see if you’re right, and the page

Where it is in the Washington Commercial Driver Guide

Your score on each part fills in as you study.

  • Manual section 9 · 2 topics
  • Hazardous materials: rules, papers, placards and loadingNot practiced yetp. 9-1 to 9-12
  • Hazardous materials: driving, emergencies and termsNot practiced yetp. 9-13 to 9-21

Washington answers about this test

CDL Hazmat Test guide29 rules, with the pages in each state's manual

Practice material, not the official test: check every answer in your state's current handbook. Disclaimer · How the rounds work · DOL

All Washington CDL tests