Shared Flashcard Set

Details

3E251 Set 2 Vol 1
Set 2 Volume 1
98
Civil Engineering
Post-Graduate
02/10/2013

Additional Civil Engineering Flashcards

 


 

Cards

Term
Normally on equipment and vehicles, what determines the type of checklist you use for an
operator’s inspection?
Definition
Type of vehicle.
Term
When heavy equipment is placed in storage, how often must it be inspected for
serviceability?
Definition
Monthly
Term
Which of the following is not normally an equipment or vehicle operator’s responsibility?
Definition
Changing the transmission fluid.
Term
Failure to lubricate a piece of equipment or vehicle properly when required constitutes
Definition
vehicle abuse.
Term
When operating a dump truck with an automatic transmission, the power take-off is engaged
with the
Definition
transmission in gear.
Term
When performing an operator’s inspection before operating a dump truck, you should
Definition
check and make sure the dump box operates.
Term
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
Definition
raise the bed about one foot
Term
Before you begin loading a vehicle, you must first determine the vehicle’s
Definition
weight capacity
Term
You are tasked to haul a large number of heavy grader blades and lightweight broom bristles.
How should these items be loaded on the vehicle?
Definition
Grader blades on the bottom and the broom bristles on the top.
Term
What determines the method of securing cargo?
Definition
Type of cargo, speed of the vehicle, and distance to be traveled
Term
You are using a forklift to load bundles of 12 feet by two feet airfield landing mats onto a
trailer. To do this properly, you must pay close attention to the
Definition
height restrictions
Term
When hauling construction materials, you should use load binders to
Definition
tighten the chains that secure the load to the trailer
Term
What is the best reason for hauling a dozer to a construction site?
Definition
Reduce wear on the dozer.
Term
Normally, if there is no loading ramp available to load a dozer, you should
Definition
push-up a pile of dirt behind the trailer.
Term
To prevent the semitrailer from moving while you back the tractor under it, you should
Definition
block the trailer wheels with wood blocks (chocks).
Term
Which is the correct order for connecting a tractor to a semi-trailer?
Definition
brake lines, fifth wheel, and electric jumper cable
Term
What is the proper order for disconnecting a tractor from a breakaway trailer?
Definition
Brake lines, electric jumper cables, and fifth wheel handle opened.
Term
When you are making a turn with a tractor and trailer, you must keep in mind the trailer has a tendency to
Definition
cut the corner.
Term
What term is given to a condition where the tractor and trailer become jammed together at
an acute angle?
Definition
Jackknife
Term
What is the best way to position a tractor trailer for unloading at a warehouse dock?
Definition
Back toward the right and turn toward the dock
Term
What action should be taken to regain control of a tractor trailer in a skid
Definition
Release the brakes to get the wheels turning
Term
Where does the bitumeter gage on the asphalt distributor receive its power
Definition
Small 10-inch wheel lowered from behind the running board
Term
The first task in operating a water truck is to
Definition
fill the water tank.
Term
Why should you use caution if you fill the water truck with a fire hose from a hydrant?
Definition
The hose may come out of the tank and hit someone
Term
The ballast plates inside the tank of a water truck are designed to
Definition
prevent excessive water movement
Term
What is the most important factor in determining how well soil can be compacted?
Definition
Degree of moisture in the soil.
Term
Who has the ultimate responsibility for inspecting airfield pavements for foreign objects
Definition
Chief of airfield management
Term
Whom must you check with first before you begin any flightline sweeping operations
Definition
Base operations personnel.
Term
What is the best way to perform an airfield sweeping and inspection operation
Definition
Drive slow and move back and forth across the area.
Term
What should you do during sweeping operations if you come across a large rock that the
sweeper will not pick up?
Definition
Stop the sweeper and pick up the rock
Term
What is the most important factor in the operation of the air sweeper?
Definition
Cleanliness.
Term
The air sweeper is best described as what type of machine
Definition
Closed-loop
Term
On the air sweeper, how is fine dust removed from the air stream before it returns to the
blower?
Definition
Skimming it off in the separator.
Term
When using the air sweeper to sweep over wet pavement, you must frequently
Definition
dump the sweeper hopper.
Term
When using the handheld suction hose on the air sweeper, you should never
Definition
direct the hand hose toward another person
Term
For best results and prolonged sweeper parts life, how should you wash the air sweeper
hopper?
Definition
From the right and left inspection doors first.
Term
What will happen if you fail to keep the air sweeper pickup head spring suspension system
in proper adjustment?
Definition
Premature wear of the skid plates
Term
When should you change the air sweeper gutter broom bristles
Definition
Per owner’s manual or technical order (TO).
Term
On a traction-powered towed sweeper, the turning of the rear wheels is used to
Definition
rotate the broom
Term
Which of the following is not a contributing factor when determining the number of
sweepers that an industrial tractor can tow
Definition
Type of sweeper unit used.
Term
Depending on conditions, how many miles per hour can a front-mounted broom-sweeping
unit remove light debris from paved surfaces?
Definition
Six.
Term
What drives the sweeping unit on a front-mounted broom sweeper
Definition
What drives the sweeping unit on a front-mounted broom sweeper?
a. Chains.
b. Drive-
Term
Which is not a factor in controlling the brush life on the front-mounted broom?
Definition
Broom moisture.
Term
Who is directly responsible to the support group commander for snow and ice control
activities?
Definition
Base civil engineer (BCE).
Term
Which individual is responsible for directing runway condition readings?
Definition
Chief of airfield management.
Term
All snow and ice control equipment must be mechanically sound and operational by the first
of which month?
Definition
September
Term
Which of the following is a priority one snow removal area?
Definition
Access road to special weapons.
Term
The snow and ice control (S&IC) center should be equipped with
Definition
color-coded layout maps showing priorities
Term
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?
Definition
Shear pin.
Term
When operating a rollover snowplow, at what speed will you get the best rolling action off
the end of the blade?
Definition
30 mph
Term
What is an advantage of using a front-mounted snow broom
Definition
Operates at faster forward speed.
Term
When sweeping ice, what type of bristle is best for flipping snow?
Definition
poly
Term
What items are of special importance and must be marked before the first snowfall
Definition
Runway lights.
Term
Normally what type of snow equipment would you use to begin runway snow removal
Definition
Brooms
Term
During snow removal, which of the following issues will determine your actual clearing
pattern?
Definition
Wind speed and direction.
Term
All snow removal equipment operating in the area of aircraft movement must maintain radio
contact with the
Definition
control tower
Term
Definition
Plows.
Term
When the windrows of snow get too heavy for the sweeping operation, what should you use
to displace the snow?
Definition
Plows
Term
When crosswinds are combined with a heavy snowfall, where must you concentrate snow
removal operations
Definition
Runway centerline area.
Term
When possible, you should clear snow from airfield in-pavement lights with a snow broom or
Definition
a snowplow blade with rubber cutting edges.
Term
Anti-icing and deicing chemicals used on airfield pavement must be previously approved by
the
Definition
Air Force Civil Engineer Support Agency (AFCESA).
Term
What can you use, along with snow brooms, to reduce ice thickness
Definition
Underbody scraper
Term
What is the runway ice detection system (RIDS) designed to minimize?
Definition
Chemicals
Term
Which reading is not collected by the central processing unit (CPU) of the runway ice
detection system (RIDS)?
Definition
Ice thickness.
Term
Which chemicals are highly corrosive to metals and should never be used near aircraft
movement areas?
Definition
Sodium chloride and calcium chloride
Term
Which of the following reductions is not a reason for storing chemicals in enclosed
shelters?
Definition
Pilferage
Term
What type of inspection is made before, during, and after using rigging equipment
Definition
Frequent.
Term
Specifically, chain size is determined by the
Definition
diameter in inches of the rod used to make the links.
Term
To indicate that a chain has been overloaded, what will normally fail first?
Definition
hook
Term
If you inspect a chain and find several links are badly worn and stretched, you should
Definition
replace each worn and stretched link with a cold shut.
Term
Which factor has the greatest effect in shortening the useful life of nylon rope?
Definition
improper coiling
Term
Before use, to what rate of capacity should all nylon rope slings be proof tested?
Definition
200%
Term
Wire rope is classified by all of the following except
Definition
its diameter
Term
Generally, what is the strongest type of wire rope used?
Definition
6×19
Term
The lay of wire rope refers to the
Definition
winding of the wires.
Term
When lifting, for what are fiber rope slings used?
Definition
Comparatively light loads.
Term
What are the three types of slings that can be used to lift loads?
Definition
Endless, single-leg, and bridle.
Term
Normally when moving a heavy load, how many rollers are considered enough?
Definition
Four to Six.
Term
For cribbing operations, which jack style should be used?
Definition
Hydraulic.
Term
In a simple tackle system, the leading block is an additional block used to
Definition
change the direction of the pull.
Term
What will help you determine the mechanical advantage of a simple tackle system?
Definition
Counting the number of lines supporting the load.
Term
Which tackle system uses two or more blocks?
Definition
Compound.
Term
Why should wire clips on a deadman guyline be placed above the ground?
Definition
Allow easier access for maintenance.
Term
Why is the stationary cab on a hydraulic crane considered a disadvantage?
Definition
Operator doesn’t rotate with the boom.
Term
When operating a crane, why should the crane operator and helper not use personally
developed hand signals?
Definition
Personal signals may confuse a new helper.
Term
The minimum clearance required between power lines and any part of the hydraulic crane or
its load is
Definition
Ten Feet
Term
When making a lift with a crane without the use of outriggers is known as
Definition
on the rubber lift
Term
Before lifting a load with a crane, what must you check first
Definition
Weight of the load against a load chart.
Term
What is the major cause of accidents involving hydraulic cranes
Definition
Improper crane operation
Term
While operating a crane, what must you do if you lose sight of the load or signalman?
Definition
Stop the operation immediately
Term
When moving the hydraulic crane within the job site, you swing the boom to the front and
Definition
insert the turntable lock pin.
Term
What would you use to clean grease from the brake drums and brake linings of a crane
Definition
Nonflammable solvent and a clean cloth.
Term
When winding wire rope onto the hydraulic crane hoist drum, which hammer should not be
used to tap the rope?
Definition
Steel
Term
After assembling the clamshell for use on a hydraulic crane, what line should carry the
entire load between the clamshell and the reel?
Definition
Tag
Term
If a crane equipped with a clamshell needs to travel a long distance, what should you do
with the clamshell?
Definition
Remove the bucket and haul it in a truck.
Term
When using a working platform attached to a hydraulic crane, where is the additional
leveling switch located
Definition
Inside the crane operator’s cab.
Term
When you are inside the working platform on a hydraulic crane, where should you fasten
your safety belt?
Definition
Working platform.
Term
When attached to a hydraulic crane, what will impact the self-leveling mode of the
working platform?
Definition
Position of the workers.
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