General Flashcards
How many red reflective triangles should you carry?
3
What should wheel bearing seals be checked for?
Leaks
How do you test hydraulic breaks for leaks?
Pump the breaks pedal 3 times
Why put the starter key in your pocket during the pre-trip inspection?
So no-one can start the truck while you are under it during your inspection
If stopped on a hill how can you start moving without rolling back?
Engage the clutch
When backing why is it important to use a helper?
Because there are blind spots that you cannot see
What is the most important hand signal that you and your helper should agree in?
Stop
What are the two most important conditions where you should downshift?
Before starting down a hill and before entering a curve
When should you downshift automatic transmissions?
When going down grades
Retarders keep you from skidding when the roads are slippery?
T or F
False
What are the two ways you know when to shift
Engine speed
&
Road speed
What are the two main things to look for ahead?
Traffic
&
Road conditions
What is you most important way to see the sides and rear of your vehicle?
Your mirrors and their adjustments
What does “communicating” mean in safe driving?
Letting people know where you are and what your doing to prevent accidents
What 3 things add up to total stopping distance?
Perception distance \+ Reaction distance \+ Braking distance
If you go twice as fast, will your stopping distance increase by two or four times?
4x
Empty trucks have the best braking.
T or F
False
What is hydro planning?
When tires lose their contact with the road and have little or no traction
What is black ice?
A thin layer of ice that is clear enough that you can see the road underneath it
How do you find out many seconds of following distance space you have?
Find a clear land mark and count 1 one thousand 2 one thousand 3 one thousand 4 one thousand And so on............
You should decrease your following distance if somebody is following you to closely?
T or F?
False
If you swing wide to the left before turning right, another driver may try to pass you on the right.
T or F?
True
What three kinds of emergency equipment must you have?
Fire extinguisher
Triangles
&
Spare electrical fuses
What is the minimum tread depth for the front tires?
Other tires?
4/32
&
2/32
What should you do when confronted with an aggressive driver?
Get out of their way
Do not challenge them
Avoid eye contact
Ignore gestures and refuse to act to them
Report the driver(car license plate #, location, and direction)
You should use low beams whenever you can.
T or F
False
What should you do before you drive if you are drowsy?
Get some sleep
You should let air out of hot tires so the pressure goes back to normal.
T or F?
False
You can safely remove the radiator cap as long as the engine is not overheated.
T or F?
False
What factors determine you selection of a “safe” speed when going down a long, steep grade?
Total weight Length of grade Steepness of grade Road condition & Weather
Why should you be in the proper gear before starting down a hill?
Because you may not be able to shift into a lower gear once started
Describe the proper braking technique when going down a long, steep grade?
Apply brake til you feel a definite slow down
Once 5 below your safe speed release brake
Repeat steps 1-2
What types of vehicles can get stuck on a railroad- highway crossing?
Low slung units
Single-axle tractor pulling a long trailor with its landing gear set to accommodate a tandom axle tractor
How long does it take for a typical tractor-trailor unit to clear a double track?
More than 15 seconds
Stopping is not always the safest thing to do in an emergency.
T or F?
True
What are some advantages of going right around an obstacle?
Because the shoulder on the right is usually paved and clear and there may be somebody passing you on the left.
What is an escape ramp
Soft gravel with a slight upgrade
If a tire blows out, you should put the brakes on hard to stop quickly.
T or F?
False
How do you know if your vehicle has anti-lock brakes?
Vehicle will have yellow ABS light on dashboard
What is the proper braking technique when driving a vehicle with anti-lock brakes?
Drive regular and don’t apply brakes as hard
What are the danger signals of drowsy driving?
Yawning Can't keep eyes open Keep nodding off Can't remember driving the last few miles Miss signs and miss your turn End up to close to cars in front of you Drift into other lanes You keep hitting rumble strips
Name some things you should check on the front of your vehicle during the walk around inspection
Cracked chipped missing windows
Headlights
Turn signals
Four ways
Why should you back toward the drivers side
So you can see better
How far does the manual say you should look ahead
12-15 second
1/4 of a mile
1 city block
Where should you reflectors be placed when stopping on a divided highway?
10 ft
100 ft
200 ft toward approaching traffic
If you are driving a 30 ft vehicle at 55 mph, how many seconds of following distance should you allow?
4 seconds
What is a hazard?
Any condition that causes your trip to be unsafe
Why make emergency plans when you see a hazard
So you can always be prepared
What are some tips to follow so you will not become a distracted driver
Don’t let electronical devices and other people distract you
How do you use in-vehicle communications cautiously?
If possible pull to the side of the road and put your cell phone in easy reach
How do you recognize distracted drivers
Using a cell phone or other devices Eating or drinking Reaching for something Stopping for green lights Switching lanes without looking Frequently slowing, speeding up, slowing Mistaking the gas pedal for the brake pedal Running stop signs or red lights Driving to close Drifting between lanes
What is the most important reason for doing vehicle inspections?
For your safety and the safety of others on the road
What things should you check during a trip
Watch gushes for signs of trouble
Use your senses to check for problems(look, listen, smell, and feel)
Check critical items when you stop
Name some key steering system parts
Tie rod
Spindle
Pitnam are
Name some suspension system defects
Missing or broken leaves in any leaf spring
Leaking shock absorbers
What is the difference between aggressive driving and road rage?
Aggressive-selfish, bold, or pushy manner
Road rage- intent of doing harm to others
What effects can wet brakes cause?
How can you avoid these problems?
Apply unevenly, weak, and grab
Slow down, gear down
Gently pally the brakes
Increase rpms continue through water while keeping lite pressure in the brakes
How do anti lock brakes help you?
Abs help you avoid wheel lock up and maintain control.
What are some things to do at an accident scene to prevent another accident?
Protect the area
Notify authorities
Care for the injured
Around which hazard classes must you never smoke?
Classes:
- ) explosives
- 1) flammable gas
- ) flammable liquids
- ) flammable solids
- ) oxidizes
Which 3 hazard classes should not be loaded into a trailer that has a heater/air conditioner unit?
Class:
- ) explosives
- ) flammable solids
- ) oxidizers
Should the floor liner required for divisions 1.1 or 1.2 materials be stainless steel
No
A hazard materials I.D. Number must appear on the (. ) and on the (. ). The I.D. Number must also appear on the cargo tanks and the bulk packaging.
Front of truck
Back of trailer or box
And each sides of trailer or box
Where must you keep shipping papers describing the hazardous materials?
In the door of the tractor and in the immediate reach of the driver
At the shippers dock you are given a paper for 100 cartons of battery acid. You already have 100 pounds of dry silver cyanide on board.
What precautions do you take?
You can’t load.
Name a hazard class that uses transport that uses transport indexes to determine the amount that can be loaded in a single vehicle
Radioactive materials which is class 7
Name two causes if tire fires
Under inflated tires and duals that touch
When using your extinguisher should you get as close a possible to the fire
NO
Common medications for cold can make you sleep
T or F
True
What should you do if you become sleepy while you are driving
Find a safe place to stop and get some sleep
Coffee and a little fresh air will help a drinker sober up
T or F
False
What is a hazardous materials placard
Diamond shaped labels to warn dock workers and drivers of the risk
How often must you stop while on the road to check your cargo
Within the first 50 miles and every 3 hours or 159 miles
How is gross combination weight rating different from gross combination weight
They are the same
What is the minimum number of tie downs for any flatbed load
2
What is the minimum number of tie downs for a 20ft load
2
One tiedown for every 10ft
Name to two basic reasons for covering cargo on an open bed
Protect ppl from spilled cargo
Protest cargo from weather
Why must air tanks be drained
So the water in the tanks don’t freeze and cause brake failure
All vehicles with air brakes must have a low air pressure warning signal
T or F
True
What are spring brakes
Hold the parking brake on
Front wheel brakes are good under all conditions
To or ;
True
How do you know if your vehicle is equipped with anti lock brakes
Yellow ABS light in the dashboard
& check the certification label for the date manufactured to determine if your vehicle is equipped with ABS
How can you test the low pressure warning signal
Turn on let air build up
Shut off
Turn key just til power comes on step on and off of brake
Light must come on before 60psi
Why should you be in the proper gear before going down a hill
Because you might not be able to shift into another gear once started
The use of brakes on a long steep grade is only a Supplement to the effect of the engine brake
True
If you are away from your vehicle only a short time you do not need to use the parking brake
T or F
False
How often should you drain your air tanks
Daily
How do you brake when you drive a tractor trailor combination with abs
Brake normally
You still have normal brake functions if your abs is not working
T or F
True
How are bulkheads different that baffles
Bulkheads are solid
Baffles have hole so liquids flow through all the tanks
Should tank vehicle take curves on Ramos or off Ramos at the posted speed limits
No
How are smooth bore tankers different to drive than those with baffles
Smooth bore have nothing inside to slow down the motion of the liquids so you have to start more slowly and start braking sooner so you aren’t slamming on your brakes and the liquid come flying forward and push you past where you need to stop
Drivers placard their vehicle to (. ) the risk
Communicate to others of
What kind if fires is a b:c extinguisher not good for
Combustible metals Wood Paper & Ordinary combustibles
Name sone cause of vehicle fire
Electrical Spilled fuel at an accident Improper use of flares Under inflated tire & Duals that touch
Why are placards used
To let all others around know what you are hauling and how fan serous it is
What is sleep debt
Not aware of being drowsy
What four things related to cargo are the drivers responsible for
Inspecting cargo
Recognizing overloads and properly balance weight
Knowing your cargo is properly secured
Knowing your cargo does not restrict your access to emergency equipment
Name two situations where legal maximum weights may not be safe
Mountains
&
Weather (bad)
What can happen if you don’t have enough weight on the front axle
Can make the steering axle too light to steer safely
What must you check before transporting a a sealed load
Check that you do not exceed gross weight and axle weights
What is a supply pressure gauge used for
How much pressure you have in the air tanks
What is a dual air brake system
A 2 brake system
1 in front
&
1 in back
What are slack adjusters
A adjusting but on the backside of a brake drum uses for adjusting the brakes
How can you check if the spring bakes come on automatically
Park on level ground chock wheels shut of truck
Pump brakes til air gets to 40-20 psi
This should cause the spring brakes to come in automatically
What are the maximum leakage rates
Less than 2 psi per minute
What factors can cause brakes to fade or fail
Excessive heat caused by using them to much and not relying in the engine brake
What three things determine how much liquid you can load
The amount the liquid will expand in transit
Weight of the liquid
Legal limits
What is outage
Room left for expanding liquids
How can you help control surge
Keep steady pressure on the brakes
Don’t release brakes to soon
Brake far in advance and increase following distance
What two reasons make special care necessary when driving tank vehicles
High enter of gravity
Liquid movement
Shippers package on order to (. ) the materials
Contain the material
Communicate the risk
Assure safe drivers and equipment
What three things do you need to know to decide which placards ( if any) you need?
Hazard class if materials The amount of hazardous materials shipped & The total weight of all hazardous materials in your vehicle
