EXAM WITH QUESTIONS AND DETAILED
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What is "sleep debt"? - correct answer > If you don't sleep
enough, you "owe" more sleep to yourself.
What are the danger signals of drowsy driving? - correct
answer > your eyes close or go out of focus by themselves,
you have trouble keeping your head up, you can't stop
yawning, you have wondering disconnected thoughts, you
don't remember driving the last few miles
What four things related to cargo are drivers responsible for? -
correct answer > 1: Inspecting your cargo.
2: Recognizing overloads & poorly balanced weight.
3: Knowing Cargo is properly secured & does not obscure your
view ahead or to the sides.
,4: Knowing your cargo does not restrict your access to
emergency equipment.
How often must you stop while on the road to check your
cargo? - correct answer > Within the first 50 miles; after you
have driven for 3 hours or 150 miles; after every break you
take during driving
How is Gross Combination Weight Rating different from Gross
Combination Weight? - correct answer > The GCWR is the
maximum GCW specified by the manufacturer for a specific
combination of vehicles plus its load, whereas the GCW is the
total weight of a powered unit, plus trailer(s), plus the cargo.
Name two situations where legal maximum weights may not be
safe. - correct answer > During bad weather or in mountains
What can happen if you don't have enough weight on the front
axle? - correct answer > Under-loaded front axles can make
the steering axle weight too light to steer safely & can cause
poor traction.
What is the minimum number of tiedowns for any flat bed
load? - correct answer > two
, What is the minimum number of tiedowns for a 20-foot load? -
correct answer > two
Name two basic reasons for covering cargo on an open bed. -
correct answer > To protect people from spilled cargo, to
protect the cargo from weather
What must you check before transporting a sealed load? -
correct answer > Check that you don't exceed gross weight
and axle weight limits.
Why must air tanks be drained? - correct answer > To drain
moisture and oil out of the tank.
What is a supply pressure gauge used for? - correct answer >
To tell you how much pressure is in the air tanks
All vehicles with air brakes must have a low air pressure
warning signal. True or False? - correct answer > True
What are spring brakes? - correct answer > a heavy spring that
will engage the brakes if all air is out of the brake system