Maine CDL General Knowledge study plan

Build a written pre-trip inspection checklist covering engine compartment, cab, brakes, lights, and coupling points, then recite it from memory without notes

Explain the difference between a leak-down rate test and a static air-pressure loss test for air brakes, and state the acceptable psi loss limits for single and combination vehicles

Identify each air brake component (compressor, governor, dryer, reservoirs, safety valve, slack adjusters, chambers) and describe its failure symptom

Demonstrate the low-air warning and emergency spring brake pop-out thresholds from memory and explain what each protects against

Complete 60 practice questions across Vehicle Inspection and Air Brakes, logging every missed item with the reason for the error

Describe the correct procedure for starting on a hill with a manual transmission and with an automatic, and explain how to prevent rollback

Explain proper braking technique on long downgrades, including when to select a lower gear and why riding the brakes causes fade

List the steps for progressive and float shifting, and state the road-speed ranges where each gear change should occur

Identify the causes and corrections for a stall, a missed gear, and a gear clash

Practice 50 mixed questions on Basic Control and Shifting, and verbally explain each wrong answer aloud before moving on

Calculate following distance using the one-second-per-ten-feet rule for a 60-foot vehicle at 55 mph, and state the total gap in seconds and feet

Apply the four-second rule at speeds under 40 mph and explain how rain, ice, and heavy traffic each change it

Describe how to manage space to the front, sides, rear, and overhead, including when to drop back rather than pass

Explain the hazards of tailgaters and the correct response, including slowing gradually to encourage a pass

Explain stopping distance components (perception, reaction, brake lag, braking) and how weight and speed change them

Map every mirror and blind spot on a combination vehicle and state the correct mirror adjustment and scan pattern

List the required communication signals (turn, lane change, slow/stop, backing) and when each must be given

Describe the correct response to a tire blowout, brake failure, steering failure, and a skid, in order of actions

Explain escape ramp use, when to choose it, and how to enter it safely

Complete a 60-question timed set covering Seeing/Communicating and Hazards at 85% or better

Explain how to adjust speed and following distance for night driving, and describe the correct use of high beams around traffic

Describe procedures for driving in fog, heavy rain, snow, ice, and high wind, including when to pull off the road and how to park safely

Explain the rules for securing cargo with tiedowns, including the number of tiedowns required and the aggregate working load limit

Identify the consequences of overloaded axles, shifted loads, and uncovered loads, and how to check load securement before and during a trip

Complete 50 practice questions on Night/Extreme Conditions and Cargo, reviewing every explanation

Explain the coupling and uncoupling sequence for a tractor-trailer, including the tug test, fifth-wheel inspection, and air line hookup order

Describe the causes and prevention of trailer swing, off-tracking, and jackknife, and how to check the rear of the trailer while turning

State the rules for loading and unloading passengers, standee lines, aisle clearance, and emergency exit use

Explain the driver's responsibility for passenger safety, including handling disruptive riders and stops near railroad crossings

Complete 50 mixed questions on Combination Vehicles and Passengers at 80% or better

List the hours-of-service limits for property-carrying drivers and describe how to record duty status accurately

Explain the CDL medical certification and self-certification requirements, and what disqualifies a driver

Describe the rules for railroad crossings, school buses, hazardous materials placarding, and vehicle out-of-service criteria

Explain the penalties for driving under the influence, and the consequences of a positive drug or alcohol test

Complete 40 questions on Safety/Health/Regulatory topics and log any rule you cannot state from memory

Retake the full-length practice exam under timed conditions and score at least 85% overall

Re-drill every missed question from weeks 1 through 7 and write a one-line correction for each

Recite the pre-trip inspection and air-brake checks aloud end to end without prompts

Review the state-specific CDL manual sections on testing procedures and endorsements

Confirm test-day logistics: appointment, required documents, and vehicle used for the skills test