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CDC 3e251 Set B Vol. 1

99 Questions
CDC Quizzes & Trivia

This quiz will cover all URE multiple choice questions from Vol. 1 of the B-Set of Pavements and Construction Equipment Operator 5-Level upgrade course. All questions are taken directly from the UREs and the multiple choice options are the same. Correct answers reflect the correct answers from the CDC themselves and not necessarily the correct answers from the CERTest.

Questions and Answers
  • 1. 
    Normally, on equipment and vehicles, what determines the type of vehicle isnpection checklist you use?
    • A. 

      Size of vehicle

    • B. 

      Type of vehicle

    • C. 

      Availability of checklist

    • D. 

      Experience of the operator

  • 2. 
    When heavy equipemtn is palced in storage, how often must it be inspected for servicablility?
    • A. 

      Daily

    • B. 

      Weekly

    • C. 

      Monthly

    • D. 

      Semi-monthly

  • 3. 
    Which of the following is not normally an equipment or vehicle operator's responsibility?
    • A. 

      Replacing burned out bulbs

    • B. 

      Filling the battery with fluid

    • C. 

      Filling the crankcase with oil

    • D. 

      Changing the transmission fluid

  • 4. 
    Failure to lubricate a vehicle or piece of equipment properly when required constitutes...
    • A. 

      Vehicle abuse

    • B. 

      Dereliction of duty

    • C. 

      Equipment disregard

    • D. 

      Maintenance ignorance

  • 5. 
    When operating a dumptruck with an automatic trnasmission, the power take-off is engaged with the...
    • A. 

      Engine shut off

    • B. 

      Clutch disengaged

    • C. 

      Transmission in gear

    • D. 

      Transmission in neutral

  • 6. 
    When performing an operator's inspection before operating a dump truck, you should...
    • A. 

      Wash the vehicle

    • B. 

      Make sure the spreader chains have been set

    • C. 

      Check and make sure the dump box operates

    • D. 

      Make sure you have brought shovels with you

  • 7. 
    If you choose to spread materials in layers, you should stop the truck where you want to start the spread, position the dump control levers, and
    • A. 

      Raise the bed about one foot

    • B. 

      Raise the bed about three feet

    • C. 

      Raise the bed about halfway

    • D. 

      Ensure the bed is all the way down and chained

  • 8. 
    Before you begin loading a vehicle, you must first determine the vehicle's...
    • A. 

      Turning radius

    • B. 

      Weight capacity

    • C. 

      Height limitations

    • D. 

      Tire characteristics

  • 9. 
    You are tasked to haul a load of heavy grader blades and light weight broom bristles.  How should these items be loaded on the vehicle?
    • A. 

      Grader blades in the front and broom bristles toward the back

    • B. 

      Grader blades toward the rear and broom bristles in front

    • C. 

      Grader blades on the bottom and broom bristles on top

    • D. 

      Grader blades on top and broom bristles on the bottom

  • 10. 
    What determines the method of securing cargo?
    • A. 

      Type of cargo only

    • B. 

      Distance to be traveled only

    • C. 

      Type of vehicle transporting the cargo

    • D. 

      Type of cargo, speed of vehicle, and distance to be traveled

  • 11. 
    You are using a forklift to load bundles of 12'x2' airfield landing mats onto a trailer.  To do this properly, you must pay close attention to the...
    • A. 

      Centering the load

    • B. 

      Height restrictions

    • C. 

      Weight restriction

    • D. 

      Size blocking you use

  • 12. 
    When hauling construction materials, you should load binders to…
    • A. 

      Secure the portable loading ramps

    • B. 

      Make unloading from the trailer easier

    • C. 

      Tighten the chains that secure the load to the trailer

    • D. 

      Allow the forks to slip out easily from under a load

  • 13. 
    What is the best reason for hauling a dozer to a construction site?
    • A. 

      Save fuel

    • B. 

      Provide a direct route

    • C. 

      Reduce wear on the dozer

    • D. 

      Reduce the number of obstacle

  • 14. 
    Normally, if there is no loading ramp available to load the dozer, you should…
    • A. 

      Back the dozer onto the trailer

    • B. 

      Push-up a pile of dirt behind the trailer

    • C. 

      Use a hydraulic crane to load the dozer on a trailer

    • D. 

      Find a street with a curb and back the trailer up a curb

  • 15. 
    To prevent the trailer from moving while you back the tractor under it, you should…
    • A. 

      Check the color codes on the lines and couplings

    • B. 

      Check the couplings to see if the markings match

    • C. 

      Block the trailer wheels with wooden blocks (chocks)

    • D. 

      Disconnect the emergency line to set the brake

  • 16. 
    What is the correct order for correcting a tractor to a trailer?
    • A. 

      Electric cables, brake lines, fifth wheel

    • B. 

      Fifth wheel, brake lines, electric cable

    • C. 

      Electric cable, fifth wheel, brake lines

    • D. 

      Brake lines, fifth wheel, electric cable

  • 17. 
    How do breakaway trailers differ from cargo trailers?
    • A. 

      They are longer

    • B. 

      Their wheelbase is shorter

    • C. 

      They have no weight restrictions

    • D. 

      They are built lower to the ground

  • 18. 
    What is the proper order for disconnecting a tractor from a breakaway trailer?
    • A. 

      Fifth wheel handle open, brake lines, lower hydraulic ram

    • B. 

      Brake lines, electric cables, fifth wheel handle open

    • C. 

      Fifth wheel handle open, electric cables, lower hydraulic ram

    • D. 

      Lower hydraulic ram, disconnect brake and electric lines, fifth wheel handle open

  • 19. 
    When you are making a turn with a tractor and trailer, you must keep in mind that the trailer has a tendency to…
    • A. 

      Cut the corner

    • B. 

      Follow the tractor

    • C. 

      Continue going straight

    • D. 

      Swing wide on the corner

  • 20. 
    What is the term given to a condition where the tractor and trailer are jammed together at an acute angle?
    • A. 

      Pigtail

    • B. 

      Bobtail

    • C. 

      Jackknife

    • D. 

      Piggyback

  • 21. 
    What is the best way to position a tractor for unloading at a wharehouse dock?
    • A. 

      Park parallel to the dock

    • B. 

      Pull forward into the dock

    • C. 

      Back toward the left and turn toward the dock

    • D. 

      Back toward the right and turn toward the dock

  • 22. 
    What action should be taken to regain control of a tractor and trailer in a skid?
    • A. 

      Apply only the trailer brakes

    • B. 

      Apply only the tractor brakes

    • C. 

      Release the brakes to get the wheels turning

    • D. 

      Keep the brakes depressed to stop the tractor

  • 23. 
    Where does the bitumeter gauge on the asphalt distributer receive its power?
    • A. 

      Hydraulic pump

    • B. 

      Power take-off unit

    • C. 

      Electronic source inside the cab

    • D. 

      Small 10-inch wheel lowered from behind the running board

  • 24. 
    The first task in operating a water truck is to…
    • A. 

      Fill the water tank

    • B. 

      Start the water pump

    • C. 

      Connect the spray bar hoses

    • D. 

      Open all valves

  • 25. 
    Why should you use caution when filling the water truck with a fire hose from a fire hydrant?
    • A. 

      Cold water may splash out

    • B. 

      Spilled water may make the tank slippery

    • C. 

      The hose may come out of the tank and hit someone

    • D. 

      You may get sediment from the hydrant and clog the water pump

  • 26. 
    The ballast plates inside the tank of a water truck are designed to…
    • A. 

      Separate the water in the tank

    • B. 

      Maintain the desired water level

    • C. 

      Prevent excessive water movement

    • D. 

      Give additional strength to the tank

  • 27. 
    What is the most important factor in determining how well soil can be compacted?
    • A. 

      Percent of fine aggregates

    • B. 

      Degree of aggregate gradation

    • C. 

      Degree of moisture in the soil

    • D. 

      Percent of coarse aggregates

  • 28. 
    Who has the ultimate responsibility for inspecting airfield pavements for foreign objects?
    • A. 

      Base commander

    • B. 

      Base civil engineer

    • C. 

      The sweeper operator

    • D. 

      Chief of airfield management

  • 29. 
    Whom must you check with first before you begin any airfield sweeping operations?
    • A. 

      Your supervisor

    • B. 

      Control tower personnel

    • C. 

      Base operations personnel

    • D. 

      Chief of aircraft operations

  • 30. 
    What is the best way to perform an airfield sweeping and inspection operation?
    • A. 

      Drive fast to cover more area in less time

    • B. 

      Get out of the vehicle and walk around the area

    • C. 

      Drive slow and move back and forth across the area

    • D. 

      Proceed up one side of the airfield and down the other

  • 31. 
    What should you do during sweeping operations if you come across a large rock that the sweeper will not pick up?
    • A. 

      Stop the sweeper and pick up the rock

    • B. 

      Immediately notify the control tower

    • C. 

      Mark the location on a sweeping map

    • D. 

      Make a note of the location and pick it up later with a pick-up truck

  • 32. 
    What is the most important factor in the operation of the sweeper?
    • A. 

      Lubrication

    • B. 

      Cleanliness

    • C. 

      Water levels

    • D. 

      Operating Speed

  • 33. 
    The air sweeper is best described as what type of machine?
    • A. 

      Dry system

    • B. 

      Wet system

    • C. 

      Open loop

    • D. 

      Closed loop

  • 34. 
    On the air sweeper, how is fine dust removed from the air stream before it returns to the blower?
    • A. 

      Skimming it off in a separator

    • B. 

      Passing it through a screen separator

    • C. 

      Forcing it over an adhesive coated plate

    • D. 

      Forcing it through a series of filter bags

  • 35. 
    When using the air sweeper to sweep over wet pavement, you must frequently…
    • A. 

      Change the rpms

    • B. 

      Raise the sweeper head

    • C. 

      Dump the sweeper hopper

    • D. 

      Visually check the hopper

  • 36. 
    When using the handheld suction hose on the sweeper, you should never…
    • A. 

      Wash out the hose

    • B. 

      Pick up glass bottles

    • C. 

      Allow dirt to enter at the open end of the hose

    • D. 

      Direct the hand hose toward another person

  • 37. 
    For best results and prolonged sweeper parts life, how should you wash the air sweeper hopper?
    • A. 

      Back toward the front of the hopper

    • B. 

      From right to left inspection doors first

    • C. 

      Start from the outside and work toward the inside

    • D. 

      Start from the inside and work toward the outside

  • 38. 
    What will happen if you fail to keep the sweeper pick up head spring suspension system in proper adjustment?
    • A. 

      Sweeper will ride rough

    • B. 

      Premature wear of the skid plates

    • C. 

      Sweeper will not clean thoroughly

    • D. 

      Premature wear of the pick up broom

  • 39. 
    When should you changed the air sweeper gutter broom bristles?
    • A. 

      Per owner’s manual or Technical Order (TO)

    • B. 

      After 40 hours of use

    • C. 

      Only after they become brittle

    • D. 

      Not required to change bristles

  • 40. 
    On a traction-powered towed sweeper, the turning of the rear wheels is used to…
    • A. 

      Rotate the broom

    • B. 

      Steer the sweeper

    • C. 

      Propel the sweeper

    • D. 

      Drive the hydraulic pump

  • 41. 
    Which of the following is not a contributing factor when determining the number of sweepers an industrial tractor can tow?
    • A. 

      Width of the area

    • B. 

      Length of the area

    • C. 

      Pulling power of the tractor

    • D. 

      Type of sweeper unit used

  • 42. 
    Depending on conditions, at how many miles per hour can a front mounted broom-sweeping unit remove light debris from paved surfaces?
    • A. 

      6

    • B. 

      7

    • C. 

      8

    • D. 

      9

  • 43. 
    What drives the sweeping unit on a front mounted broom sweeper?
    • A. 

      Chains

    • B. 

      Drive-shaft

    • C. 

      Tractor’s Power Take-Off(PTO)

    • D. 

      Hydraulic motor

  • 44. 
    Which is not a factor in controlling the brush life on the front-mounted broom?
    • A. 

      Ground speed

    • B. 

      Broom moisture

    • C. 

      Brush down-pressure

    • D. 

      Keeping the broom level

  • 45. 
    Who is directly responsible to the support group commander for snow and ice control activities?
    • A. 

      Shift leaders

    • B. 

      BCE

    • C. 

      Deputy base commander

    • D. 

      Chief of airfield management

  • 46. 
    Which individual is responsible for directing runway condition readings?
    • A. 

      BCE

    • B. 

      Deputy Base Commander

    • C. 

      Chief of Airfield management

    • D. 

      Control tower superintendent

  • 47. 
    All snow and ice control equipment must be mechanically sound and fully operational by the first of which month?
    • A. 

      July

    • B. 

      July

    • C. 

      September

    • D. 

      October

  • 48. 
    Which of the following is a priority one snow removal area?
    • A. 

      Dining facility

    • B. 

      Base motor pool

    • C. 

      Access roads to special weapons

    • D. 

      Main streets through base housing

  • 49. 
    The snow and ice control (S&IC) center should be equipped with…
    • A. 

      A flying schedule

    • B. 

      At least one class “A” telephone

    • C. 

      Color-coded layout map showing priorities

    • D. 

      Charts showing the previous year’s snowfall

  • 50. 
    If the clutch is engaged too quickly, what safety device is used to prevent damage to the drive shaft, blower assembly or other parts of the snowblower?
    • A. 

      Shear pin

    • B. 

      Brake pad

    • C. 

      Auto clutch

    • D. 

      Automatic kill switch

  • 51. 
    When operating a rollover snowplow, at what speed will you get the best rolling action off the end of the blade?
    • A. 

      5 mph

    • B. 

      10 mph

    • C. 

      20 mph

    • D. 

      30 mph

  • 52. 
    What is an advantage of using a front-mounted snow broom?
    • A. 

      Can be used in reverse

    • B. 

      Does not need a prime mover

    • C. 

      Operates at faster forward speeds

    • D. 

      Brushes are heated to remove snow buildup

  • 53. 
    When sweeping ice, what type of bristle is best for flipping snow?
    • A. 

      Poly

    • B. 

      Steel

    • C. 

      Fabric

    • D. 

      Plastic

  • 54. 
    What items are of special importance and must be marked before the first snowfall?
    • A. 

      Runway lights

    • B. 

      Aircraft grounding points

    • C. 

      In-ground fuel receptacles

    • D. 

      Buildings and revetments

  • 55. 
    Normally, what type of snow equipment would you use to begin runway snow removal?
    • A. 

      Plow

    • B. 

      Blower

    • C. 

      Brooms

    • D. 

      Vacuum

  • 56. 
    During snow removal, which of the following issues will determine your actual clearing pattern?
    • A. 

      Flying schedule

    • B. 

      Aircraft taxi route

    • C. 

      Forecasted snowfall

    • D. 

      Wind speed and direction

  • 57. 
    All snow removal equipment operating in the area of the aircraft movement must maintain radio contact with the…
    • A. 

      Control tower

    • B. 

      Command post

    • C. 

      Base ops

    • D. 

      BCE

  • 58. 
    When the windrows of snow get too heavy for sweeping operation, what should you use to displace the snow?
    • A. 

      Plows

    • B. 

      Snow blowers

    • C. 

      Front-end loaders

    • D. 

      Steel-bristle brooms

  • 59. 
    When crosswinds are combined with a heavy snowfall, where must you concentrate snow removal operations?
    • A. 

      Runway edge

    • B. 

      End of runway area

    • C. 

      Runway centerline

    • D. 

      Aircraft parking areas

  • 60. 
    When possible, you should clear snow from runway in-pavement lights with a snow broom or…
    • A. 

      Push brooms

    • B. 

      Hand shovels

    • C. 

      A snowplow blade with raised casters

    • D. 

      A snowplow blade with rubber cutting edges

  • 61. 
    Anti-icing and deicing chemicals used on airfield pavements must be previously approved by the…
    • A. 

      MAJCOM

    • B. 

      BCE

    • C. 

      Support group commander

    • D. 

      AFCESA

  • 62. 
    What can you use, along with snow brooms, to reduce ice thickness?
    • A. 

      Rollover plow

    • B. 

      Reversible plow

    • C. 

      Underbody scraper

    • D. 

      Combination plow

  • 63. 
    What is the Runway Ice Detection System (RIDS) designed to minimize?
    • A. 

      Chemicals

    • B. 

      Airblast sweepers

    • C. 

      Underbody scrapers

    • D. 

      Runway Condition Readings (RCRs)

  • 64. 
    Which reading is not collected by the central processing unit (CPU) of the runway ice detection system?
    • A. 

      Ice thickness

    • B. 

      Relative humidity

    • C. 

      Subsurface temperature

    • D. 

      Wind speed and direction

  • 65. 
    Which chemicals are highly corrosive to metals and should never be used near aircraft movement areas?
    • A. 

      Urea and rock salt

    • B. 

      Urea and isopropyl alcohol

    • C. 

      Sodium Chloride and Calcium Chloride

    • D. 

      Potassium acetate and propylene glycol

  • 66. 
    Which of the following reductions is not a reason for storing chemicals in enclosed shelters?
    • A. 

      Pilferage

    • B. 

      Degradation

    • C. 

      Moisture absorption

    • D. 

      Keep chemicals from freezing

  • 67. 
    What type of inspection is made before, during, and after using rigging equipment?
    • A. 

      Daily

    • B. 

      Load

    • C. 

      Frequent

    • D. 

      Periodic

  • 68. 
    Which of the following is considered a frequent inspection category?
    • A. 

      Daily

    • B. 

      Annually

    • C. 

      Quarterly

    • D. 

      Semi-annually

  • 69. 
    Specifically, chain size is determined by the…
    • A. 

      Length of chain from hook to hook

    • B. 

      Length of rod used to make the links

    • C. 

      Diameter in inches of the rod used to make the links

    • D. 

      Weight of the metal in pounds used to make the links

  • 70. 
    To indicate that a chain has been overloaded, what will normally fail first?
    • A. 

      Hook

    • B. 

      Chain link

    • C. 

      Link strands

    • D. 

      Cold shut link

  • 71. 
    If you inspect a chain and find that several links are badly worn and stretched, you should…
    • A. 

      Discard the chain

    • B. 

      Use the chain ONLY for light loads

    • C. 

      Use the chain only for lifting poles

    • D. 

      Replace each worn and stretched link with a cold shut

  • 72. 
    Which factor has the greatest effect in shortening the life of nylon rope?
    • A. 

      Dry storage

    • B. 

      Exposure to air

    • C. 

      Improper care

    • D. 

      Improper coiling

  • 73. 
    Before use, to what rate of capacity should all nylon rope slings be proof tested?
    • A. 

      100%

    • B. 

      200%

    • C. 

      125%

    • D. 

      150%

  • 74. 
    Wire rope is classified by all of the following except…
    • A. 

      Its diameter

    • B. 

      Its strand construction

    • C. 

      The number of strands in its makeup

    • D. 

      The number of wires it has per strand

  • 75. 
    Generally, what is the strongest type of wire rope used?
    • A. 

      6x7

    • B. 

      6x17

    • C. 

      6x19

    • D. 

      6x37

  • 76. 
    The lay of wire rope refers to the…
    • A. 

      Length of the wire rope diameter of the rope

    • B. 

      Strength of the rope

    • C. 

      Winding of the wires

    • D. 

      Diameter of the rope

  • 77. 
    When lifting, for what are fiber rope slings used?
    • A. 

      Hot items

    • B. 

      Comparatively light loads

    • C. 

      Items big and bulky in nature

    • D. 

      Items with sharp edges or points

  • 78. 
    What are three types of loads that can be used to lift loads?
    • A. 

      Endless, single leg, and bridle

    • B. 

      Endless, single leg, and double

    • C. 

      Combination, bridle, and endless

    • D. 

      Single leg, combination, and double

  • 79. 
    Normally, when moving a heavy load, how many rollers are considered enough?
    • A. 

      1-3

    • B. 

      3-5

    • C. 

      4-6

    • D. 

      6-8

  • 80. 
    For cribbing operations, which jack style should be used?
    • A. 

      Hydraulic

    • B. 

      Mechanical

    • C. 

      Ratchet lever

    • D. 

      Steamboat ratchet

  • 81. 
    In a simple tackle system, the leading block is an additional block used to…
    • A. 

      Offset the weight of the load

    • B. 

      Change the direction of the pull

    • C. 

      Pick up the heavier side of the load

    • D. 

      Guide the load through a narrow area

  • 82. 
    What will help you determine the mechanical advantage of the simple tackle system?
    • A. 

      Counting the number of lines supporting the load

    • B. 

      Measuring in feet, the height the load must be lifted

    • C. 

      Dividing the weight of the load by the number of lines used

    • D. 

      Multiplying the number of lines used by the weight of the load

  • 83. 
    Which tackle system uses two or more blocks?
    • A. 

      Simple

    • B. 

      Double

    • C. 

      Reverse

    • D. 

      Compound

  • 84. 
    Why should wire clips on a deadman guideline be placed above ground?
    • A. 

      Reduce the angle of the pull

    • B. 

      Increase the angle of pull

    • C. 

      Allow easier access for maintenance

    • D. 

      Add additional strength to the deadman

  • 85. 
    Why is the stationary cab on a hydraulic crane considered a disadvantage?
    • A. 

      Operator doesn’t rotate with the boom

    • B. 

      Crane lifting capacity is less over the cab

    • C. 

      There are no outrigger positioned by the cab

    • D. 

      Operator cannot see signalman when moving loads

  • 86. 
    When operating a crane, why should the crane operator and helper NOT use personally developed hand signals?
    • A. 

      Personal signals may confuse a new helper

    • B. 

      Standard signals get a quicker response

    • C. 

      Personal signals get a slower response

    • D. 

      Your supervisor will not know your system

  • 87. 
    The minimum required distance between power lines and any part of the crane or its load is…
    • A. 

      2 feet

    • B. 

      4 feet

    • C. 

      8 feet

    • D. 

      10 feet

  • 88. 
    Making a lift with a crane without the use of the outriggers is known as…
    • A. 

      On rubber lift

    • B. 

      Stability lift

    • C. 

      Control lift

    • D. 

      Free lift

  • 89. 
    Before lifting a load with a crane, what must you check first?
    • A. 

      Tire pressure

    • B. 

      Length of cable Direction of the wind

    • C. 

      Direction of the wind

    • D. 

      Weight of the load against a load chart

  • 90. 
    What is the major cause of accidents involving hydraulic cranes?
    • A. 

      Inexperience

    • B. 

      Inclement weather

    • C. 

      Improper hand signals

    • D. 

      Improper crane operation

  • 91. 
    When operating a crane, what must you do if you lose sight of the load or signalman?
    • A. 

      Stop the operation immediately

    • B. 

      Lower the load and wait for further instructions

    • C. 

      Raise the load until you find the signalman again

    • D. 

      Maneuver the crane until you see the load and signalman again

  • 92. 
    When moving the crane around the jobsite, you swing the boom to the front and…
    • A. 

      Release the boom hoist brake

    • B. 

      Insert the turntable lock pin

    • C. 

      Disengage the swing lock lever

    • D. 

      Keep the load high enough to clear the ground in a 360 degree arc

  • 93. 
    What would you use to clean the grease from the brake drums and brake linings of a crane?
    • A. 

      A clean dry rag

    • B. 

      Gasoline and a clean cloth

    • C. 

      Alcohol-based solvent and steel wool

    • D. 

      Non-flammable solvent and a clean cloth

  • 94. 
    When winding wire rope onto the hydraulic crane hoist from which hammer should NOT be used to tap the rope?
    • A. 

      Lead

    • B. 

      Brass

    • C. 

      Steel

    • D. 

      Fiberglass

  • 95. 
    After assembling the clamshell for use on a hydraulic crane, what line should carry the entire load from the clamshell to the reel?
    • A. 

      Tag

    • B. 

      Hoist

    • C. 

      Closing

    • D. 

      Hydraulic

  • 96. 
    If a crane equipped with a clamshell needs to travel long distance, what should you do with the clamshell?
    • A. 

      Snub the bucket to the boom cradle

    • B. 

      Snub the bucket to one of the hooks

    • C. 

      Emove the bucket and haul it in a truck

    • D. 

      Raise the bucket up against the boom tip

  • 97. 
    When using a working platform attached to a hydraulic crane, where is the additional leveling switch located?
    • A. 

      On the master leveling cylinder

    • B. 

      Inside the crane operator’s cab

    • C. 

      Where the boom tip and platform connect

    • D. 

      In a remote control box connected to the platform

  • 98. 
    When you are inside the working platform on a hydraulic crane, where should you fasten your safety harness?
    • A. 

      Tagline

    • B. 

      Crane boom

    • C. 

      Building structure

    • D. 

      Working platform

  • 99. 
    When attached to a hydraulic crane, what will impact the self-leveling mode of the working platform?
    • A. 

      Position of the boom

    • B. 

      Weight of the workers

    • C. 

      Position of the workers

    • D. 

      Working in a congested area