Question 23 - Hazardous Materials Test Practice Test for the CDL

When loading/unloading a cargo tank, a qualified person must be present to supervise the loading (which could be the driver). How close must this person be to the vehicle?

Create a FREE profile to save your progress and scores!

Create a Profile

Already signed up? Sign in

Unlock all features!

  • 2x Bonus Practice questions
  • Exam simulation mode
  • Printer friendly downloads
  • Personalized cram course
  • Ad-free studying
  • Money-back guarantee
Upgrade to Premium