CDL Flashcards
The color of clearance lamps on the front of a vehicle must be…..
amber
When backing a large truck you should:
have someone guide you
Every trailer must have how many reflectors on the rear?
two
When turning right with a long vehicle or combination truck-trailer, if it is impossible to stay in the proper lane, you should:
Approach the corner about 4 feet from the curb or right edge of the roadway, then if necessary complete turn in the center of street entered.
Turn signal indicators are required on all motor vehicles manufactured after the model year:
1959
No combination of vehicles other than a truck tractor-trailer combination may exceed:
65 feet
The load on a truck may not extend over the rear of the vehicle more than:
four feet
All school buses, buses, taxi’s and other vehicles hauling passengers for hire or lease must carry a chemical type fire extinfuisher of at least:
one quart capacity
The greatest height ordinarily allowd by State law for a vehicle including its load is:
14 feet
A slow-moving vehicle emblem must be displayed only by:
Vehicles designed to be operated at speeds of 25 mph or less
The greatest weight allowed by State Law for any vehicle including the load is:
80,000
Which of the following vehicles are not required to have mud flaps?
Pole trailers
The height from the fround for mounted reflectors must be at least?
24 inches
The greatest width ordinarily allowed by State law for a truck including its load is:
102 inches (8 1/2 feet)
When mud flaps are required on trucks or trailers, they must reach how close to the surface of the highway?
8 inches
Every bus or truck manufactured after model year 1959 must be equipped n the rear with:
two stop lights
Which of the following vehicles must have mud flaps when operated on public roads?
All vehicles with four or more tires on the rear axle except single truck tractors and pole trailers
When a truck breaks down on a highway in the daytime the driver should set out:
three red reflectors
What release the fifth wheel locking jaw so the trailer can be uncoupled( You shoud make sure it is in the engaged position and the safety latch is in place)
release arm
What are the brackets, belts or bushings that are used to attach spring and/or air bag to the axle and vehicle?
spring mounts
When making sure that the door is not damaged, operates smoothly, closes securely from the inside, hand rails are secure, steps are clear and the treads are not loose or worn excessively, you are inspecting:
Passenger entry
If equipped, you should check what piee of equipment to see that it is secure, free of damage, and strong enough to prevent cargo from shifting forward possibly injuring the driver when the vehicle abruptly stops?
Header board
What heats the cab and prevents frost from forming on the windshield?
Heater/defroster
What system consists of external piping for conducting combustion gases from engine (leaks could cause asphyxiation of driver or passengers)?
exhaust
What should you check so that it is solid, clear of objects and securely bolted to the tractor frame?
catwalk
What drives the generator and, if belt driven, should not be frayed, cracked and should be snug (not more than 3/4 of an inch give)?
alternator belt
When inspecting doors, roof hatches, or that push-out windows are not damaged you are inspecting:
emergency exits
When one truck is following another truck or vehicle, it may keep far enough back to allow how many vehicles to enter safely between them?
one vehicle
Registration papers are required to be in the possession of the driver on the vehicle when operating:
All trucks
No passenger vehicle may be coupled with more than:
one trailer
When inspecting for cracks, broken welds, holes or other damage to the longitudinal frame members, cross members, box or floor you are inspecting the :
frame
What is being inspected when you pump the pedal 3 times and held down for 5 seconds making sure that the pedal should not move during the 5 seconds?
Hydraulic brake
What belt should you make sure is securely mounted, adjusts and latches properly?
safety/seat
What provides visibility to the sides, rear and outside of the vehicle and must be properly adjusted and mounted securely with no loose fittings?
mirrors
What converts air pressure to mechanical force to operate wheel brakes?
brake chamber
Inspect the following to see that the frames are not broken, firmly attached to the floor and that the cushions are attached securely to the frame:
seats
