Kentucky CDL Permit Study Guide

the date of manufacture

A two brake system, one operates the front brakes and one operates the back brakes.

A slack adjuster is a lever arm connected to the brake chamber's push rod at the clevis assembly that adjusts the brakes for lining wear.

<p>Use gloves and pull hard on the slack adjuster; if it moves more than an inch, it needs adjusting.</p> Signup and view all the answers

<p>Shut off the engine with enough air pressure, turn on the electrical power, and step on and off the brake pedal until the low air pressure warning signal comes on.</p> Signup and view all the answers

<p>Reduce the air pressure in the tank by pumping the brake pedal; the tractor protection valve and parking brake valve should close.</p> Signup and view all the answers

<p>Less than 2 psi in one minute for single vehicles; less than 3 psi in one minute for combination vehicles.</p> Signup and view all the answers

<p>If the drop is more than 3 psi for singles or 4 psi for combinations, the air loss rate is too much.</p> Signup and view all the answers

<p>safety</p> Signup and view all the answers

<p>instruments, air pressure gauge, temp gauge, pressure gauge, ammeter/voltmeter, mirrors, tires, cargo/cargo covers, lights</p> Signup and view all the answers

<p>steering wheel, tie rod, steering shaft, hydraulic fluid reservoir, gear box, pitman arm, drag link, steering knuckle, spindle, steering arm, power steering cylinder</p> Signup and view all the answers

<p>spring hangers that allow movement of axle from proper position, cracked or broken spring hangers, missing or broken leaves in any leaf spring, leaking shock absorbers, air suspension systems that are damaged and/or leaking, any parts of the suspension or frame that is cracked or broken</p> Signup and view all the answers

<p>Fire extinguisher, spare electrical fuses, warning devices for parked vehicles</p> Signup and view all the answers

<p>4/32&quot; for front tires, 2/32&quot; on other tires</p> Signup and view all the answers

<p>Condition of front axle, condition of steering system, condition of windshield, lights and reflectors</p> Signup and view all the answers

<p>leaks</p> Signup and view all the answers

<p>3 red reflective triangles</p> Signup and view all the answers

<p>Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.</p> Signup and view all the answers

<p>So it cannot be started or running during the walk around inspection</p> Signup and view all the answers

<p>So you can see better</p> Signup and view all the answers

<p>Partly engage the clutch before you take your foot off the brake, put on the parking brake whenever necessary to keep from rolling back.</p> Signup and view all the answers

<p>There are blind spots you won't be able to see.</p> Signup and view all the answers

<p>A signal for STOP</p> Signup and view all the answers

<p>Before starting down a hill, before entering a curve</p> Signup and view all the answers

<p>When going down grades/downhill</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>Use engine speed (rpm) or road speed (mph)</p> Signup and view all the answers

<p>12-15 seconds ahead</p> Signup and view all the answers

<p>Traffic and road conditions</p> Signup and view all the answers

<p>mirrors</p> Signup and view all the answers

<p>signaling your intentions</p> Signup and view all the answers

<p>10 feet, 100 feet and 200 feet toward the approaching traffic</p> Signup and view all the answers

<p>Perception distance + Reaction distance + braking distance = total stopping distance</p> Signup and view all the answers

<p>four times</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>The tires lose their contact with the road and have little or no traction.</p> Signup and view all the answers

<p>A thin layer that is clear enough that you can see the road underneath it</p> Signup and view all the answers

<p>Wait until the vehicle ahead passes a clear landmark, then count off the seconds until you reach the same spot.</p> Signup and view all the answers

<p>Allow at least 4 seconds</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>Any road condition or other road user that is a possible danger</p> Signup and view all the answers

<p>To be prepared if you have to take action in an emergency</p> Signup and view all the answers

<p>Pull off the road in a safe place when making/receiving calls, keep conversations short, do not use equipment in heavy traffic.</p> Signup and view all the answers

<p>Vehicles that may drift, traveling at inconsistent speeds, drivers preoccupied with distractions</p> Signup and view all the answers

<p>Aggressive driving is selfish and pushy; road rage is intent to do harm.</p> Signup and view all the answers

<p>Make every attempt to get out of their way. Avoid eye contact and ignore gestures.</p> Signup and view all the answers

<p>Listen to easy listening music, give your drive your full attention, be realistic about travel time.</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>To take a nap</p> Signup and view all the answers

<p>Wet brakes can be weak or grab; avoid driving through deep puddles.</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>Total weight of the vehicle, length of the grade, steepness, road conditions, and weather.</p> Signup and view all the answers

<p>You may not be able to shift into lower gears, and engine braking affects will be lost.</p> Signup and view all the answers

<ol> <li>Apply the brakes just hard enough to feel a definite slowdown. 2. When your speed has been reduced by about five mph below 'safe' speed, release the brakes. 3. Repeat as necessary.</li> </ol> Signup and view all the answers

<p>Low slung units (lowboy, car carrier, moving van, possum-belly livestock trailer), single-axle tractor pulling a long trailer.</p> Signup and view all the answers

<p>At least 14 seconds</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>No oncoming traffic, clear shoulder, won't force someone else into oncoming traffic.</p> Signup and view all the answers

<p>A bed of loose, soft material to slow a runaway vehicle.</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>They will have yellow malfunction lamps on the instrument panels and trailers.</p> Signup and view all the answers

<p>Use only the braking force necessary to stop safely and stay in control.</p> Signup and view all the answers

<p>Help you avoid wheel lock-up and maintain control.</p> Signup and view all the answers

<p>If you are involved in the crash, try and get to the side of the road; if stopping to help, park away from the crash.</p> Signup and view all the answers

<p>Under-inflated tires and duals that touch</p> Signup and view all the answers

<p>Fires in combustible metals, wood, paper, ordinary combustibles</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>Spilled fuel, improper use of flares, under-inflated tires, short circuits, driver smoking, loose fuel connections.</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>Placards are signs put on the outside of a vehicle that identify the hazard class of the cargo</p> Signup and view all the answers

<p>They are used to warn others of hazardous materials.</p> Signup and view all the answers

<ol> <li>Inspecting your cargo. 2. Recognizing overloads &amp; poorly balanced weight. 3. Knowing cargo is properly secured. 4. Knowing your cargo does not restrict access to emergency equipment.</li> </ol> Signup and view all the answers

<p>Inspect the cargo and its securing devices again within the first 50 miles after beginning a trip.</p> Signup and view all the answers

<p>GCW is the total weight of a powered unit plus trailers; GCWR is the maximum GCW specified by the manufacturer.</p> Signup and view all the answers

<p>During bad weather or in mountains</p> Signup and view all the answers

<p>Under-loaded front axles can make the steering axle weight too light to steer safely.</p> Signup and view all the answers

<p>Two, no matter how small the cargo. Cargo should have a tie-down every 10 feet.</p> Signup and view all the answers

<p>two</p> Signup and view all the answers

<p>To protect people from spilled cargo, to protect the cargo from weather</p> Signup and view all the answers

<p>Check that you don't exceed gross weight and axle weight limits.</p> Signup and view all the answers

<p>Each handhold and railing, floor covering, signaling devices, emergency exit handles, seats secured</p> Signup and view all the answers

<p>small-arms ammunition labeled ORM-D, emergency hospital supplies, and drugs.</p> Signup and view all the answers

<p>A 2 inch line on the floor of the bus, showing riders where they cannot stand.</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>15-50 feet</p> Signup and view all the answers

<p>Stop at least 50 feet before the draw of the bridge.</p> Signup and view all the answers

<p>False</p> Signup and view all the answers

<p>These gauges tell you how much pressure is in the air tanks.</p> Signup and view all the answers

<p>To drain moisture and oil out of the tank.</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>A heavy spring that will engage the brakes if all air is out of the brake system.</p> Signup and view all the answers

<p>True</p> Signup and view all the answers

<p>They will have yellow malfunction lamps on the instrument panels and trailers.</p> Signup and view all the answers