Shared Flashcard Set

Details

3E251B
Vol 3 Set B
100
Engineering
Undergraduate 2
05/04/2013

Additional Engineering Flashcards

 


 

Cards

Term
The purpose of revetments is to .....
Definition
protect parked aircraft and essential facilities
Term
How are the sides and cross panels of the A-1 and B-1 revetments held together ?
Definition
they are held together with pins
Term
The best way to repair damage to a large section of a revetment is to ......
Definition
remove the damaged section
Term
What two types of concrete revetments are replacing A1 and B1 metal revetments ?
Definition
Bitburg and concrete bins
Term
Concrete revetments are lined with a .....
Definition
geofabric liner
Term
What is the minimum amount of people required to erect a Concertainer revetment ?
Definition
2
Term
Concertainer revetments are connected together using .....
Definition
connecting pins
Term
Concertainer revetments provide the same protection as ....
Definition
B1
Term
Which is considered to be a quick and easily constructed temporary culvert ?
Definition
lean-to
Term
Which culvert is designed to withstand heavy water flow ?
Definition
log
Term
You place sandbags, burlap sacks, or canvas around a metal planking culvert in order to......
Definition
give the culvert a better watertight seal
Term
You are preparing to construct a timber bridge: for this task, your most important consideration is to ....
Definition
insure the bridge is constructed to its project use
Term
If all possible, the construction of a soil cement road should be restricted during.......
Definition
freezing weather
Term
When treating a soil-cement road area with cement for final finishing, you divide the areas into sections. The purpose of this is to....
Definition
make it possible to complete an area in one working day
Term
A sanitary landfill should not be located near ....
Definition
a spring
Term
When abandoning a sanitary landfill trench, cover it with at least.....
Definition
2 feet of material
Term
Where do you place stones that weigh less than 10 pounds when you are constructing berms or dikes ?
Definition
lower center of the berm
Term
Which fuel bladder berm is the least desirable ?
Definition
above ground level
Term
Which materials can you use to prevent berm erosion ?
Definition

all of the above

sod, clay, soil-cement

Term
In the event fuel should catch fire in the berm, what can you do to reduce the risks of the remaining material from burning ?
Definition
open the drain
Term
What is the one of the first things you do aftewr constructing a lagoon?
Definition
secure the area with a fence
Term
The purpose of the building adjustable outlet pipes to extend through the lagoon's berm is to.....
Definition
control the opening depth
Term
You slope the bottom of evaporating lagoons..
Definition
for quick and complete draining
Term
What is the first thing to assemble on the temper tent ?
Definition
tent frame
Term
We join the sections of the temper tent together with ?
Definition
beckets
Term
How many sections of the temper tent does a fly section cover ?
Definition
two
Term
When diassembling a temper tent, when do you remove a single ply floor ?
Definition
after you remove all internal components
Term
What is the newest type all-purpose tent type shelter used by the Air Force ?
Definition
Small Shelter System tent
Term
The Small Shelter System tent can withstand steady wind loads of.....
Definition
50 knots
Term
How many types of liners does the Small Shelter System Tent use ?
Definition
3
Term
Which liner do you you install first when erecting the Small Shelter System Tent ?
Definition
Mid liner
Term
The Environmental Control Unit should be approximately how far away from the SSS tent end wall ?
Definition
12 inches
Term
Inspect the Small Shelter System Tent electrical cable assemblies every....
Definition
30 days
Term
When the shelter is placed in storage for a lengthy period, inspect it at ....
Definition
six month intervals
Term
When you are making a repair to a tear on the Small Shelter Sysrem Tent, the patch material must extend a minimum of how many inches around all sides of the tear ?
Definition
3 inch
Term
How many  ( if any ) damaged parts can you have in an oxyacetylene welding syatem and still be able to use the system ?
Definition
none
Term
What is on the inside acetylene cylinders to stabilize the pressurized acetylene ?
Definition
acetone
Term
Oxygen and acetylene hoses are colored ......
Definition
green or black and red or maroon respectively
Term
Why must you crack open each cylinder outlet valve before you attach regulators ?
Definition
to blow out any dirt lodged in the oulet nipple
Term
When assembling oxyacetylene equipment, you open the acetylene cylinder valve a maximum of ?
Definition
1 1/2 turns
Term
A safety feature of oxyacetylene equipment is that....
Definition
acetylene connections have left-hand threads and oxygen connections have right-hand threads
Term
When lighting the oxyacetylene tourch, you open the ...
Definition
acetylene valve first
Term
Why is a pure acetylene flame smoky?
Definition
there is not enough oxygen in the air to burn the acetylene completely
Term
Which oxyacetylene welding flame produces a white streamer or " feather " of acetlene at the end of the inner cone ?
Definition
carbonizing
Term
When closing down an oxyacetylene unit, what valve do you close first ?
Definition
oxygen torch valves
Term
To relieve the pressure on the diaphram of a two-stage oxyacetylene regulator, you......
Definition
turn the adjusting screw counterclockwise
Term
If a flashback occurrs in oxyacetylene welding equipment, your first actions to immediately close ...
Definition
oxygen tourch valves
Term
How is the cuting oxygen released from the high pressure oxygen valve on the oxyacetylene cutting torch ?
Definition
by trigger or lever
Term
What flows throught he central orfice of an oxyacetylene torch tip ?
Definition
cutting oxygen
Term
The oxygen blast of an oxyacetylene torch combines with red hot metal......
Definition
burns it into oxide
Term
The slot made during oxyacetylene cutting we call....
Definition
kerf
Term
We can do oxyacetylene cutting without any special precautions on ....
Definition
all low and medium carbon steels
Term
To what color do you preheat low-carbon steel before you open the oxyacetylene cutting oxygen valve ?
Definition
red
Term
To do a straight-line cutting with the oxyacetylene torch, mark the line cut clearly with.....
Definition
center punch marks
Term
After you preheat a piece of metal plate to a kindling tempature, how high above the plate do you raise the oxyacetylene cutting torch to pierce the metal ?
Definition
1/2 inch above normal
Term
Which oxyacetylene cutting technique is one of the more difficult to accomplish ?
Definition
beveling
Term
What type of gouging starts with the tip of the torch being held at a 20 degree angle to the horizontal ?
Definition
progressive
Term
During Progressive gouging, what happens if you move the cutting torch too slow ?
Definition
makes the cut too wide and deep
Term
How many types of flame gouging techniques are there ?
Definition
2
Term
Waht is a very simple but critical task that you must always do before you light the torch of an oxyacetylene cutting outfit ?
Definition
check the entire outfit for gas leaks
Term
To repair a leak around the needle valves, tighten the
Definition
packing gland nut
Term
What metal must never be used on an acetylene hose beacuae it forms an unstable cmpound with acetylene ?
Definition
copper
Term
When cleaning a tip, you must use straight back and forth motion to keep from.....
Definition
enlarging the orifice
Term
Gas leakage around a torch tip is usually caused by ...
Definition
a damaged tip
Term
Whic rapid runway repair ( RRR ) equipment set enables the completion of at least 6 craters within 4 hours ?
Definition
R-2
Term
What type of crater repair do we make to upgrade expedient repairs ?
Definition
Sustainment
Term
You are surveying pavement damage from an atack with conventional weapons? You find the attack has penetrated and disturbed the runway subgrade for an area up to 20 feet in diameter. You would classify this damage as a.....
Definition
small crater
Term
Which rapid runway repair ( RRR ) factor is important in determining the principal crater types ?
Definition
depth of the burst
Term
When the enemy attack becomes eminent, the rapid runway repair ( RRR ) assests must be .....
Definition
equally divided and dispersed to designated areas
Term
When are you allowed to disperse rapid runway repair ( RRR ) equipment to designated staging areas situated near the runway ?
Definition
after you recieve an " all clear "
Term
What doea the acronym MOS stand for ?
Definition
minimum operating strip
Term
At present, how many crater repair methods does the Air Force use ?
Definition
three
Term
Which equipment do we use to clear an area where AM-2 mats are to be assembled ?
Definition
grader
Term
Who determines how much fill material is needed at the rapid runway repair ( RRR ) crater sites ?
Definition
Crater NCOIC
Term
What is the first action you take when repairing a damaged utility located in a bomb crater ?
Definition
isolate the damaged utility
Term
When the dozer enters a rapid runway repair ( RRR )bomb crater, the crater should be.......
Definition
3/4 full
Term
How much of the crater repair does the sand-grid placement make up ?
Definition
16 inches
Term
Joining two folded fiberglass mats ( FFM ) together requires the use of a .........
Definition
2 feet, 1 1/4-inch wide two-ply panel
Term
When joining two folded fiberglass mats ( FFM ) together, always pull.....
Definition
in a direction that is perpendicular to the hinges
Term
Leave a horizontal gap of at least 1 inch between the edges of the folded fiberglass mat  ( FFM ) and the ramp to allow for.....
Definition
mat removal of replacement
Term
How many rows will one statndard pallet of AM-2  mats cover ?
Definition
2
Term
Which item allows the AM-2 mat laying teams to start work in the middle of a runway and work in opposite directions towards the end of the runway ?
Definition
starter keylock
Term
The centerline lights in an AM-2 mat package are installed every .....
Definition
100 feet
Term
Soil material supporting AM-2 matting must have a California Bearing Ratio ( CBR ) of at least .......
Definition
10
Term
You are spotting AM-2 mat pallets around a mat laying area. to do this properly, you should place them in the center of the runway at?
Definition
4-Foot intervals.
Term
Check the alignment of AM-2 matting after?
Definition
Laying each row.
Term
Why are AM-2 mats made to fit together with a loose fit?
Definition
Allows for exspansion of the subgrade.
Term
When placing AM-2 matting, install typical key locks at intervals of?
Definition
100 Feet
Term
When anchoring Am-2 matting, make the anchor ditch?
Definition
18-24 inches deep and cut it at 15-30 degree angle.
Term
Which is the first step in disassembling a AM-2 mat runway?
Definition
Cut all slice plates.
Term
Which method is considered the quickest, but had limited success in repairing spalls?
Definition
Cold-Mix Asphalt
Term
Before yo ucan use any material on DOD airfields, you must make sure it?
Definition
Is certified for use.
Term
Reflectionized paint is preferred for expedient paint striping when you are?
Definition
Seeking improved night vision.
Term
Which of these pigmented paint binders tends to bleed on asphalt?
Definition
Alkyd-chlorinated rubber.
Term
What is the responsibility of the 2-person crew on the minimium operating strip (MOS) marking team?
Definition
Paint striping.
Term
During expedient operations, suffient white paint must be avialable to complete a?
Definition
10,000 Foot MOS.
Term
During expedient operations, which area on the minimum operating strip (MOS) is normally laid out first?
Definition
MOS threshold.
Term
What are the primary materials we use for the expedient marking of the minimum operating strip (MOS)?
Definition
White paint with reflective beads.
Term
During expedient operations, what can you use to paint areas that are not accessible with the paint machine?
Definition
A paint wand.
Term
During expedient opertations, how soon do we begin the obliteration of the airfield markings?
Definition
After you do as much white painting as practical.
Supporting users have an ad free experience!