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CDC 3E251 VOLUME 4 EXAM WITH COMPLETE QUESTIONS AND VERIFIED ANSWERS
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CDC 3E251 VOLUME 4 EXAM WITH COMPLETE QUESTIONS AND VERIFIED ANSWERS...
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CDC 3E251 VOLUME 4 EXAM WITH COMPLETEQUESTIONS AND VERIFIED ANSWERS
Which special capes team(s) concentrate on doing airfield repairs when opening the
airbase? - ANSWER Contingency Response Group (CRG) and Red Horse
After airfield repairs and opening the base for operations, which unit will take over
to continue airfield repairs? - ANSWER Prime BEEF
Which rapid runway repair (RRR) equipment set enables the completion of AT
LEAST 6 craters within 4 hours? - ANSWER R-2
Of the rapid runway repair (RRR) equipment sets, which one is a supplemental kit
capable of repairing 12 craters in 4 hours? - ANSWER R-3
Which pavement damage is caused by general-purpose bombs in the 100-pound
class and delay-fused munitions? - ANSWER Large crater
What are the typical dimensions for the minimum operating strip (MOS) for
tactical aircraft (fighters)? - ANSWER 50x5,000 ft.
What type of crater repair do we make to upgrade expedient repairs? - ANSWER
Sustainment
Airfield sustainment repairs are an upgrade to the expedient repairs and are
designed to support how many passes as compared to the expedient's 100 passes. -
ANSWER 5,000
After a conflict is over, what type of repairs are designed to turn the airbase to its
original condition? - ANSWER Permanent
When an enemy attack becomes imminent, the rapid runway repair (RRR) assets
MUST be - ANSWER Equally divided and dispersed to pre-designated areas
Which piece of heavy equipment should lead the way to clear debris from the
convoy route? - ANSWER Loader
How many expedient crater repair methods are used by the Air Force? - ANSWER
Seven
, Which equipment do we use in conjunction with a front-mounted broom to clear an
area where prefabricated surface mats are to be assembled? - ANSWER Grader
Which task must start the same time the loader is clearing the crater and the grader
is clearing the minimum operating strip (MOS) and taxiway locations? - ANSWER
Load and haul teams
Who determines how much fill material is needed at the crater repair sites? -
ANSWER Crater NCOIC
Where is the ideal place for the dozers to be downloaded? - ANSWER Side of the
crater closest to the minimum operating strip (MOS) edge
What is the FIRST action you take if it becomes necessary to repair a broken pipe
or cable located in a crater? - ANSWER Isolate the damaged utility
During upheaval removal the crater edge needs to be as vertical as possible and
how many inches deep - ANSWER 18 to 24
During the debris backfill method of crater repair, how many inches in diameter
will the debris be allowed to be pushed back into the crater? - ANSWER 12
What is the LAST step in the airfield damage repair (ADR) process before flying
operations can begin? - ANSWER Sweeping operations
During legacy spall repair, which method has a cure time of 20 minutes requiring
frequent cleaning of the mixer and hand tools? - ANSWER Fast-setting Portland
cement
Fast-setting Portland cement has an approximate cure time of twenty minutes, what
can this cure time be extended to during colder temperatures? - ANSWER 2 hours
Before you can use any material on Department of Defense (DOD) airfields, you
MUST make sure it - ANSWER Is certified for use
Using the new rapid airfield damage repair (RADAR) techniques, how many small
craters can be repaired within a 6 1/2 hour time span? - ANSWER 120
Which stage is considered the 3E2's primary tasking during advanced crater repair?
- ANSWER Damage Repair
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