Idaho CDL Doubles and Triples Test

About the Doubles and Triples Test

Master the skills for operating double and triple trailer combinations safely and legally.

Test Requirements

• Number of questions: 20
• Correct answers to pass: 16 out of 20
• Passing score: 80%
• Time limit: 25 minutes

Study Tips

• Learn proper coupling procedures for multiple trailers
• Understand increased stopping distances
• Study proper turning techniques
• Know weight distribution requirements

What to Expect

This practice test simulates the actual Idaho CDL Doubles and Triples exam. Each question is multiple choice with four possible answers. You must score at least 16 out of 20 to pass.

The questions are based on the official Idaho CDL handbook and cover topics including:

• Federal Motor Carrier Safety Regulations (FMCSR)
• Idaho-specific CDL requirements
• Safe driving practices and procedures
• Vehicle operation and maintenance