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Sec 3 Flashcards

1
Q

Name some things you should check on the front of your vehicle during the walk-around inspection.

A

Condition of the front axle.
● Condition of the steering system.
» No loose, worn, bent, damaged or missing parts.
» Must grab the steering mechanism to test for looseness.
● Condition of the windshield.
» Check for damage and clean if dirty.
» Check the windshield wiper arms for proper spring tension.
» Check the wiper blades for damage, “stiff” rubber and securement.

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2
Q

What should wheel bearing seals be checked for?

A

Leaks

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3
Q

How many red reflective triangles should you carry?

A

Three

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4
Q

How do you test hydraulic brakes for leaks?

A

pump the brake pedal three times. Then apply firm pressure to the pedal and hold for five seconds. The pedal should not move. If it does, there may be a leak or other problem.

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5
Q

Can you bring the “vehicle inspection memory aide” with you to the test?

A

Yes

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6
Q

Why put the starter switch key in your pocket during the pre-trip inspection?

A

Idk

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7
Q

How far ahead should you look?

A

12 to 15 seconds

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8
Q

What are to main things to look for ahead?

A

Traffic and traffic signals

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9
Q

What’s your most important way to see the sides and rear of your vehicle?

A

Checking your mirrors regularly

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10
Q

What does communicating mean in safe driving

A

Signaling your intentions and communicating your presence

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11
Q

Where should your reflectors be placed when stopped on a divided highway?

A

One ten feet behind, one 100 feet behind and one 200 feet behind the truck.

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12
Q

What three things add up to total stopping distance?

A

Perception, reaction and braking distance

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13
Q

If you go twice as fast, will your stopping distance increase by two or four times?

A

Four times

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14
Q

True or false. Empty trucks have the best braking?

A

False

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15
Q

What is hydroplaning

A

When the tires lose their contact with the road and have little or no traction.

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16
Q

What is black ice?

A

Thin ice that is clear enough to see through making the road look wet

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17
Q

How do you find out how many seconds of following distance space you have?

A

Wait until the vehicle ahead passes a clear land mark then count the seconds it takes to reach that landmark.

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18
Q

If you are driving a 30-foot vehicle at 55 mph, how many seconds of following distance should you allow?

A

4 seconds
HEAVY VEHICLE FORMULA
For timed interval following distance.
• 1 second required for each 10 feet of vehicle length at speeds under 40 MPH.
• Above 40 MPH use same formula, then add 1 second for the additional speed.

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19
Q

True or False? You should decrease your following distance if somebody is following you too closely.

A

True

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20
Q

True or False? If you swing wide to the left before turning right, another driver may try to pass you on the right.

A

True

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21
Q

What is a hazard?

A

A hazard is any road condition or other road user (driver, bicyclist, pedestrian) that is a possible danger

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22
Q

Why make emergency plans when you see a hazard?

A

To be a prepared defensive driver.

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23
Q

What are some tips to follow so you don’t become a distracted driver?

A

Turn off all communication devices.
● If you must use a mobile phone, make sure it is within close proximity that it is operable while you are restrained, use an earpiece or the speaker phone function, use voice-activated dialing,
use the hands-free feature. Drivers are not in compliance if they reach for a mobile phone, even if they intend to use the hands-free function.
Do not type or read a text message on a mobile device while driving.
● Familiarize yourself with your vehicle’s features and equipment, before you get behind the wheel.
● Adjust all vehicle controls and mirrors to your preferences prior to driving.
● Pre-program radio stations and pre- load your favorite CDs.
● Clear the vehicle of any unnecessary objects and secure cargo.
● Review maps, program the GPS and plan your route before you begin driving.
● Don’t attempt to read or write while you drive.
● Avoid smoking, eating and drinking while you drive. Leave early to allow yourself time to stop to eat.
● Don’t engage in complex or emotionally intense conversations with other occupants.
● Secure commitment from other occupants to behave responsibly and to support
the driver in reducing distractions

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24
Q

How do you recognize a distracted driver?

A

Vehicles that may drift over the lane divider liens or within their own line. Vehicles traveling and inconsistent speeds. Drivers were preoccupied with Maps food cigarettes cell phones or other objects. Drivers that appear to be involved in conversations with their passengers

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25
What is the difference between aggressive driving in Road rage
Aggressive driving is the act of operating a motor vehicle in a selfish bold or pushy manner. Road rage is operating a motor vehicle with the intent of doing harm to others or physically assaulting a driver or their vehicle.
26
What should you do when confronted with an aggressive driver
Make every attempt to get out of their way do not challenge them or attempt to hold your own in your traveling if you can call safely call the policeif an aggressive driver is involved in a crash stop a safe distance away wait for the police to arrive and report the behavior you witnessed
27
What are some things you can do to reduce your stress before and while you drive
Listen to easy listening music don't be distracted be realistic about your travel time except delays give other drivers the benefit of the doubt slow down and keep your following distance reasonable don'tDrive slowly in the left lane avoid gestures be cautious and courteous
28
True or false you should use low beams whenever you can
False you should use highbeams whenever you can
29
What effects can wet brakes cause? How can you avoid these problems?
Lack of braking power, wheel lockups, pulling to one side and jackknifing. Avoid driving through puddles, slow down, place transmission in low gear
30
True or false you should let air out of hot tires so the pressure goes back to normal
False remain stopped until it cools off
31
What factors determine your selection of a safe speed when going down a long steep downgrade
Total weight of vehicle and cargo Length of the grade Steepness of the grade Road conditions and weather
32
Why should you be in the proper gear before starting down the hill
You may not be able to shift into a lower gear and engine braking effect will be lost
33
Describe the proper braking technique when going down a long steep downgrade
Apply the brakes just hard enough to feel definite slow down when your speed has been reduced to approximately 5 mph below your safe speed release the brakes when your speed has increased to your Safe speed apply brakes again
34
What type of vehicles can get stuck on the railroad highway crossing
Low-slung units lowboy car carrier moving van possum belly livestock trailer single axle tractor pulling a long trailer with its landing gear set to accommodate a tandem axle trailer
35
How long does it take for a typical tractor trailer unit to clear a double track
More than 15 seconds
36
True or false stopping is not always the safest thing to do in an emergency
True
37
What are some advantages of going right instead of left around an obstacle
Shoulder of the road and at least you won't force anyone into an opposing traffic lane
38
True or false if the tire blows out you should put the brakes on hard to stop quickly
False
39
How do you know if your vehicle has antilock brakes
It will be an ABs malfunction lamp
40
What is the proper braking technique when driving a vehicle with antilock brakes
Break as you always have but in an emergency situation you can fully apply the brakes
41
What are some things to do at a crash scene to prevent another crash
Protect the area notify authorities and care for the injured
42
Name two causes of tire fires
Underinflated tires and duals that touch
43
What kinds of fires is a BC extinguisher not good for
Burning wood paper and cloth
44
When using your extinguisher should you get as close as possible to the fire
No as far away as possible
45
Name some cases of vehicle fires
After crashes, tires, electrical system, fuel , and cargo
46
True or false? Common medicines for colds can make you sleepy
True
47
What should you do if you become sleepy while driving
Stop to sleep or take a nap
48
True or false coffee and a little fresh air will help drinker sober up
False Only time will sober you up
49
What is a hazardous materials placard
Signs put on the outside of a vehicle which identify the hazard class of the cargo
50
Why are placards used
To warn others of hazardous materials
51
What is a sleep debt
Sleep tight you owe to yourself
52
What are the danger signals of drowsy driving
Your eyes close or go out of focus by themselves You can't stop yawning You have trouble keeping your head up You have wondering disconnected thoughts You don't remember driving the last few miles Do you drift between lanes tail gate or miss traffic signs You keep jerking the truck back into the lane you have drifted off the road and narrowly missed crashing
53
What is the minimum number of tiedowns for any flatbed load
One tiedown for each 10 feet of cargo with a minimum of two tiedowns
54
For what four things related to cargo our drivers responsible
Inspecting the cargo recognizing overloads and poorly balanced weight knowing your cargo is properly secured and does not have secure your view knowing your cargo does not restrict your access to emergency equipment
55
How Often must you stop while on the road to check your cargo
Inspect within the first 50 miles and re-check every three hours or 150 miles After every break you take during driving
56
How is gross combination weight rating different from gross combination weight
Read is actual rating is maximum
57
Name two situations where legal maximum weight's may not be safe
During bad weather or in mountains
58
What can happen if you don't have enough weight on the front axle
It can make the steering axle weight too light to steer safely and can cause poor traction
59
What is the minimum number of tiedowns for a 20 foot load
2
60
Name the two basic reasons for covering cargo on an open bed
To protect people from spilled cargo and to protect the cargo from Weather
61
What must you check before transporting sealed load
Check that you don't exceed gross weight and axle weight limits
62
Why must air tanks be drained?
To remove water and compressor oil which is bad for the air brake system
63
What is a supply pressure gauge used for
They tell you how much pressure is in the air tanks
64
True or false all vehicles with airbrakes must have a low air pressure warning signal
True
65
What are spring breaks
Emergency brakes that put on the brakes when the air pressure is removed
66
True or false front wheel brakes are good under all conditions
True
67
How do you know if your vehicle is equipped with antilock brakes
Check the date of manufacture look for yellow malfunction lamp
68
What is a dual air brake system
Had two separate air brake system which use a single set of brake controls
69
What are the slack adjusters
And allow you to adjust the amount of slack in the brakes
70
How can you test the low pressure warning signal
Shut the engine off when you have enough air pressure so that the warning signal is not on turn the electrical power on and step on and off the brake pedal to reduce air tank pressure. Light must come on before the pressure drops to less than 60 Psi
71
What can you check to make sure the spring breaks will come on automatically
Fan off the air pressure by stepping on and off the brake pedal to reduce tank pressure. The spring break should come on between 20 to 40 PSI
72
What are the maximum leakage rakes
Three PSI in one minute for single vehicles more than four psi for combination vehicles
73
What factors can cause breaks to fade or fail
Excessive heat caused by using them too much and not relying on the engine braking affect
74
How often should you drain air tanks
At the end of each working day
75
True or false you still have normal break functions if your ABS is not working
True
76
What two things are important to prevent roll over
Keep the cargo as close to the ground as possible drive slowly around turns
77
When you turn suddenly while pulling doubles which trailer is most likely to turn over
The last trailer
78
Why should you not use the trailer handbrake to straighten out a jackknifing trailer
Because the brakes on the trailer caused the skid in the first place
79
What is offtracking
When a vehicle goes around a corner the rear wheels follow a different path than the front wheels
80
When you back a trailer you should position your vehicle so you can back in the curved path to the driver side true or false
True
81
Why should you not use the trailer hand valve while driving
Because of the danger of making the trailer skid
82
Describe what the trailer air supply control does
It is used to control the tractor protection valve push it into supply the trailer with air pull it out to shut the air off and put on the emergency brakes
83
Describe what the service line is for
The service line carries air controlled by the foot or hand break and is connected to relief valves that allow trailer brakes to be applied more quickly than otherwise would be possible
84
What is the emergency air line for
It supplies air to the trailer air tanks and controls the emergency brakes on combination vehicles
85
Why should you use chocks when parking a trailer without spring breaks
Because eventually the air will leak away and then the trailer will have no breaks
86
Where are shut off valves
At the back of trailers used to tow other trailers
87
What might happen if the trailer is too high when you try to couple
It may not couple correctly
88
After coupling how much space should be between the upper and lower fifth wheel
There should be none
89
True or false you should look into the back of the fifth wheel to see if it is locked on to the king pen
True
90
True or false to drive you need to raise the landing here only until it just lifts off the pavement
False lift landing gear all the way up
91
How do you know if your trailer is equipped with antilock brakes
Look for the malfunction lamps on the left side or check under the vehicle for the EC you and wheel speed sensor wires coming from the back of the brakes
92
Which shut off valves should be open and which should be close
Opened in the front closed in the last trailer
93
How can you test that air flows to all trailers
Go to the rear of the rig open the emergency shut off valve at the rear of the last trailer you should hear air escaping
94
How can you test the tractor protection valve
Charge the air brake system shut the engine off step on and off the brake pedal several times to reduce the air pressure in the tanks that air supply control for tractor protection valve should pop out when the air pressure falls to the specified pressure range
95
How can you test the trailer emergency brakes
Charge the air brake system checked at the trailer wheels really don't stop and pull out the trailer air supply control for gently on the trailer with the tractor to check that the emergency brakes are on
96
How can you test the trailer service brakes
Check the normal air pressure release the parking brakes move the vehicle forward slowly and applied the trailer brakes with the hand control if so equip you should feel the brakes come on

Cdl (2 decks)

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