2025/2026 QUESTIONS WITH ANSWERS GRADED A+
✔✔Braking distance- at 55 mph, dry pavement, heavy vehicle it takes____ft stop? -
✔✔390ft
✔✔How long does total stopping distance take ? - ✔✔6 seconds at 55 mph
✔✔Empty truck require greater stopping distance because? - ✔✔Less traction
✔✔What are 3 different air braking systems? - ✔✔Service brakes, parking brakes and
emergency brakes
✔✔When are foundation brakes used? - ✔✔At each wheel
✔✔Hydroplaning can happen at any speed low as ? - ✔✔30 mph
✔✔A hazard is? - ✔✔Any road conditions or other road users that is a possible danger
✔✔Placards are ____ and are on all ___ sides of the vehicle? - ✔✔10 3/4, 4 sides
✔✔Cargo should have at least ____ tie down for each ___ ft of cargo? - ✔✔1 tie down,
10 ft
✔✔Fully loaded rings are ? - ✔✔10x more likely to roll over in a crash than empty rings
✔✔Large combination vehicles take longer to stop when they are? - ✔✔Empty then
when fully loaded
✔✔Coupling- make sure there is _____. Go under trailer and look into the back of the
5th wheel? - ✔✔Space between upper and lower space of the 5th wheel.
✔✔A railroad with RxR mean? - ✔✔Slow down, look and listen for the train
✔✔4 types of retarders? - ✔✔Exhaust, engine, hydraulic, and electric.
✔✔Clearance light red = amber =? - ✔✔Rear, elsewhere
✔✔Manuel slack adjuster-the break pushrod should not move more than__ when push
by hand? - ✔✔1 inch
✔✔When attempting to re-enter a highway? - ✔✔It is best to maintain speed in Swickley
return to the lane
, ✔✔how much play can a steering wheel have? - ✔✔No more than 10 degrees on a 20
inch steering wheel (or 2 inches)
✔✔What are the emergency equipment? - ✔✔Spare, electrical fuses, 3 red reflective
triangles, properly charged and rated fire extinguishers
✔✔Check belts for snugness up to - - - of play in the center of belt? - ✔✔3/4 of play
✔✔The most important area around a vehicle is? - ✔✔The front
✔✔Gross Vehicle Weight (GVW) the total ? - ✔✔The total weight of a single vehicle
plus is load
✔✔How much tread depth should be in the front tires? - ✔✔4/32
✔✔How much tread depth should be in the back tires? - ✔✔2/32
✔✔How much leaf springs have to be missing for the truck to be put out of service ? -
✔✔1/4
✔✔How to test hydraulic brakes? - ✔✔Pump the break pedal 3 times, apply firm
pressure to the pedal and hold for 5 seconds
✔✔Some vehicles have retarders which?___ reducing the need of brakes? - ✔✔Help
slow a vehicle down
✔✔With low beams, you can see about how many feet ahead? - ✔✔250ft ahead
✔✔With high beams you can see about how many feet ahead? - ✔✔350-500 ft a head
✔✔Dim high beams within _______ feet of an on coming vehicle. And when following
another vehicle within_____? - ✔✔500ft___500ft
✔✔Cause of skidding? - ✔✔Over braking, over steering, over accelerating, driving too
fast
✔✔The best thing to do when you are tired is ? - ✔✔To sleep
✔✔In you back and turn towards the driver side, you can watch the rear of your vehicle
by? - ✔✔Looking out the window
✔✔Determining BAC? - ✔✔Amount, time taking to consume, and weight