200+ Free LA CDL Combination Practice Questions
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When uncoupling, you should release the fifth wheel locking lever:
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Key Facts: LA CDL Combination Exam
26,001+ lb
Federal Class A combination threshold when towing over 10,000 lb
FMCSA Drivers; 49 CFR §383.91
80%
Minimum correct score required for CDL knowledge tests
49 CFR §383.135
14 days
Louisiana CLP holder wait before CDL skills test eligibility
Louisiana OMV New CDL
180 days
Initial Louisiana CLP term, extendable once up to 360 days total
Louisiana OMV New CDL
$15 + $61.50
Louisiana CDL application fee plus standard license fee outside Orleans Parish
Louisiana OMV CDL Fees Policy
Study Louisiana CDL Manual Section 6 for combination-vehicle safety: off-tracking and wide turns, rollover prevention, backing, trailer skids and jackknife recovery, trailer air supply and glad hands, fifth wheel and kingpin coupling, tug and visual checks, landing gear, and combination inspection. Louisiana OMV lists a $15 CDL application fee plus a $61.50 CDL license fee, or $76.50 in Orleans Parish, with possible service fees. Federal CDL rules require at least 80% correct on each knowledge test, and a failed combination-vehicle knowledge test prevents Group A CLP/CDL issuance.
Sample LA CDL Combination Practice Questions
Try these sample questions to test your LA CDL Combination exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 200+ question experience with AI tutoring.
1Who needs the Louisiana CDL Combination Vehicles knowledge test?
2Under federal Class A CDL rules used by Louisiana, the towed unit must be over what rating when the combination is 26,001 pounds or more?
3What score is required to pass a CDL knowledge test under 49 CFR 383.135?
4What is a combination vehicle?
5What is off-tracking?
6Why drive deeper into an intersection before a right turn?
7What is the trailer kingpin?
8What should fifth wheel jaws do after proper coupling?
9What color identifies the trailer emergency or supply glad hand?
10What color identifies the trailer service glad hand?
About the LA CDL Combination Exam
The Louisiana CDL Combination Vehicles Test is the written knowledge test for drivers seeking Class A commercial driving privileges in Louisiana. Louisiana OMV requires CLP applicants to pass applicable tests and points drivers to the official Louisiana Commercial Driver License Manual. Section 6 covers rollover risk, center of gravity, off-tracking, low-clearance railroad crossings, backing, trailer skids, jackknife recovery, trailer hand valves, service and emergency air lines, glad hands, tractor protection valves, trailer ABS, coupling and uncoupling, fifth wheel and kingpin checks, landing gear, and combination-vehicle inspection. FMCSA Part 383 supplies the federal Group A classification, required combination-vehicle knowledge areas, and 80% knowledge-test passing standard.
Assessment
Multiple-choice CDL knowledge test for Louisiana Class A applicants; Louisiana CDL Manual Section 6 covers driving combinations, combination air-brake controls, ABS, coupling and uncoupling, and inspecting combinations.
Time Limit
Set by Louisiana OMV testing administration; no separate public time limit found in official sources
Passing Score
80% minimum on CDL knowledge tests under 49 CFR §383.135
Exam Fee
$15 CDL application fee plus $61.50 CDL license fee ($76.50 in Orleans Parish); no separate official Combination Vehicles-only fee found (Louisiana Office of Motor Vehicles (OMV))
LA CDL Combination Exam Content Outline
Driving Combination Vehicles Safely
Rollover risk, high center of gravity, steering response, rearward amplification, off-tracking, wide turns, low-clearance railroad crossings, backing, and space management.
Combination Vehicle Air Brakes
Trailer hand valve, tractor protection valve, trailer air supply control, service and emergency lines, glad hands, crossed-line faults, trailer ABS, and trailer brake tests.
Coupling and Uncoupling
Fifth wheel plate and jaws, kingpin, trailer height, high coupling, tug test, visual inspection, air/electrical line connection, landing gear, chocks, and safe release sequence.
Inspecting Combination Vehicles
Coupling area, fifth wheel mounting, kingpin, apron gap, landing gear, trailer suspension, tires, wheels, lights, reflectors, cargo condition, and line defects.
Louisiana CDL and FMCSA Rules
Louisiana CLP requirements, CLP duration, 14-day skills-test wait, CDL fees, ELDT triggers, FMCSA state agency resources, Group A vehicle rules, and federal 80% knowledge-test passing standard.
How to Pass the LA CDL Combination Exam
What You Need to Know
- Passing score: 80% minimum on CDL knowledge tests under 49 CFR §383.135
- Assessment: Multiple-choice CDL knowledge test for Louisiana Class A applicants; Louisiana CDL Manual Section 6 covers driving combinations, combination air-brake controls, ABS, coupling and uncoupling, and inspecting combinations.
- Time limit: Set by Louisiana OMV testing administration; no separate public time limit found in official sources
- Exam fee: $15 CDL application fee plus $61.50 CDL license fee ($76.50 in Orleans Parish); no separate official Combination Vehicles-only fee found
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
LA CDL Combination Study Tips from Top Performers
Frequently Asked Questions
Who needs the Louisiana CDL Combination Vehicles test?
Louisiana Class A CDL applicants need combination-vehicle knowledge because Group A/Class A covers qualifying combinations with GCWR of 26,001 pounds or more when the towed unit is over 10,000 pounds.
What score do I need to pass?
Federal CDL rules require at least 80% correct on knowledge tests. 49 CFR §383.135 also states that an applicant who fails the combination-vehicle portion must not be issued a Group A CLP or CDL.
What topics are on the Louisiana combination test?
Louisiana CDL Manual Section 6 covers driving combinations safely, rollover risk, off-tracking, railroad crossings, backing, trailer skids, trailer air-brake controls, tractor protection valves, glad hands, ABS, coupling and uncoupling, fifth wheel and kingpin checks, landing gear, and inspecting combinations.
How much does Louisiana CDL licensing cost?
Louisiana OMV fee policy lists a $15 CDL application fee and a $61.50 license fee for a 6-year Class A, B, or C CDL, or $76.50 in Orleans Parish, with an estimated total of $76.50-$84.50 or $91.50-$99.50 in Orleans Parish depending on service fee. OMV FAQ also lists third-party skills testing at $100 if you provide the vehicle.
How long is a Louisiana CLP valid?
Louisiana OMV states a CLP is issued for up to 180 days with an option to extend for another 180 days if additional training time is needed; the total term cannot exceed 360 days from initial issuance.