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Vermont Doubles and Triples Test

You'll haul through the Winooski Valley, so our test covers those tight curves and steep grades.

Questions

80%

To Pass

Minutes

93 questions · 25 min time limit · 80% to pass

Opens in a practice window — choose your mode inside.

Reviewed by Jack Mahana, CDL Instructor (13+ years)

Last verified: August 2026

All questions sourced from the official Vermont CDL handbook and FMCSA regulations.

About the Vermont Doubles and Triples Test

Vermont's narrow two-lane roads and winding mountain passes demand extra care when hauling doubles or triples. You'll face everything from icy Interstate 89 grades to the tight turns on Route 7 near Middlebury.

Our practice test covers the critical skills you need—coupling, inspecting, and handling in crosswinds. Vermont's logging and dairy industries rely on these rigs. Don't let a test trip you up.

We built this quiz from the official Vermont CDL manual. Each question reflects what you'll see at the DMV. You'll learn the exact procedures that keep you safe on Green Mountain roads.

Practice until you score 80% or higher. Then schedule your endorsement test with confidence. You've got this.

Topics Covered

✓Coupling and uncoupling procedures – crucial for Vermont’s frequent rest areas and tight loading docks.

✓Braking distances with extra trailers – longer stops on snowy Route 100 grades.

✓Off-tracking and wide turns – avoid clipping guardrails on narrow Vermont bridges.

✓Inspecting air lines and glad hands – frost can crack fittings in Vermont winters.

✓Weight distribution and bridge laws – New England’s many posted bridges require careful planning.

✓Emergency procedures for trailer separation – a rare but critical skill for Vermont’s winding roads.

Study Tips

Study the Vermont CDL manual’s doubles/triples section thoroughly. The DMV test includes questions on air brake checks and coupling. Practice with our quiz until you score 80% or higher.

Remember: Vermont law requires you to carry a valid medical certificate when operating doubles. Use our test to find weak spots before you visit the DMV. Focus on the pre-trip inspection steps – they show up often.

Vermont Specific Information

Vermont DMV offices in Berlin, Rutland, and Williston offer the doubles/triples knowledge test. You'll need an appointment – schedule online at dmv.vermont.gov. The test fee is $10 for the endorsement added to your CDL.

You must pass with 80% before taking the skills test. Bring your valid CDL permit and a self-addressed stamped envelope for your license upgrade. Arrive early – Vermont offices can have long waits even with an appointment.

Frequently Asked Questions

Do I need a separate endorsement for doubles and triples in Vermont?

Yes, you need a specific Doubles/Triples endorsement (T) added to your CDL. The knowledge test covers coupling, inspection, and handling.

Can I take the Vermont doubles/triples test online?

No, you take it at a Vermont DMV office. But you can practice with our free test here to prepare.

What's the passing score for the Vermont doubles/triples endorsement test?

You need 80% (16 out of 20 correct). Our practice test uses the same passing score.

Does Vermont require a road skills test for doubles/triples?

Yes, after passing the knowledge test, you must take a skills test in a doubles or triples vehicle. Schedule it with a Vermont DMV examiner.

Are there any restrictions for hauling doubles/triples in Vermont?

Yes, Vermont restricts doubles on some local roads and bridges. Always check posted weight limits. Winter months may require chains as well.

Reviewed by Jack Mahana, CDL Instructor (13+ years)

Last verified: August 2026 · FMCSA-compliant content