Mountain Driving — Colorado Driver's License Practice Test
4 questions in this topic · 4 drawn at random this round
When is it illegal to use the oncoming travel lane to pass another vehicle?
Session Progress
This Colorado Driver's License Mountain Driving practice set has 4 practice questions based on the official exam materials, each with an instant explanation. You need 80% on the real Colorado Driver's License knowledge test to pass.
Sample questions
Three questions from the Mountain Driving bank with the correct answer and an explanation. The practice quiz above draws 4 questions at random from the same bank.
How should you control your speed when driving down steep hills or mountains?
- Shift to lower gears — Correct answer
- Ride the brakes continuously all the way down
- Shift to neutral and coast
- Use the parking brake to slow down
Explanation: Shift to lower gears to control your speed when driving down steep hills or mountains.
Handbook: Mountain Driving — Downhill Speed Control
When is it illegal to use the oncoming travel lane to pass another vehicle?
- When approaching the crest of a hill, a curve, or any situation where visibility of oncoming traffic is obstructed — Correct answer
- Only when there is a posted no-passing sign
- Only at night
- Only when driving faster than 40 mph
Explanation: It is illegal to use the oncoming travel lane to pass when approaching the crest of a hill, a curve, or any other situation where visibility of oncoming traffic is obstructed.
Handbook: Mountain Driving — Passing with Obstructed Visibility
What should you do if your vehicle has difficulty traveling up a steep roadway?
- Pull off the road at the first safe place or stay in the right lane to let others pass — Correct answer
- Stay in the left lane where the grade is gentler
- Stop in your travel lane and turn on hazard lights
- Wave other drivers around with your arm
Explanation: If your vehicle has difficulty traveling up steep roadways, pull off the road at the first place you can do so safely, or stay in the right lane to allow other vehicles to pass.
Handbook: Mountain Driving — Slow Uphill Travel