CDL · Hazardous materials

Under federal law, a commercial driver must stop before every railroad crossing when doing which of these?

Correct answer: All of these are correct.

Answer options

  1. ADriving a cargo tank vehicle used for hazardous materials
  2. BHauling most kinds of hazardous materials that call for placards
  3. CAll of these are correct Correct

Why

Federal regulations require a stop 15 to 50 feet before the nearest rail for a vehicle hauling most placarded hazardous materials, for a cargo tank used for hazardous materials whether loaded or empty, and for any vehicle carrying chlorine. After looking and listening for trains, the driver crosses without shifting gears.

About this question

Topic: Hazardous materials   License: CDL

Part of these practice sets:

Where it applies: Asked in every state.

Practice the whole set

This question is part of HazMat Routes, Crossings and Checks (23 questions). Take the full set and check your score.

Practice HazMat Routes, Crossings and Checks

Practice on your phone.

Practice here in your browser, or use the app with the same questions and explanations. It's free on the App Store.