Review Test Submission_ DEMOLITIONS EXAM A – 052-12B30-3
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Subject
Industrial Engineering
Date
Dec 6, 2023
Type
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6
Uploaded by kpuudzeka09
11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
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Review Test Submission: DEMOLITIONS EXAM A
052-12B30-C45 (DL) - Phase 1 - COMBAT ENGINEER ALC - FY24
Mod B: Demolitions
Review Test Submission: DEMOLITIONS EXAM A
User
Kpuudzeka Berinyuy
Course
052-12B30-C45 (DL) - Phase 1 - COMBAT ENGINEER ALC - FY24
Test
DEMOLITIONS EXAM A
Started
11/25/23 12:18 PM
Submitted
11/26/23 6:28 PM
Status
Completed
Attempt Score
280 out of 300 points
Time Elapsed
30 hours, 10 minutes
Results Displayed
Submitted Answers, Feedback, Incorrectly Answered Questions
Question 1
Selected Answer:
Using a minimum amount of M112, how many packages will be required to cut a
mild steel bar that is 17" in circumference?
4
Question 2
Selected Answer:
How many one-pound packages of TNT are required to cut 90 trees 35 inches in diameter
using an external charge?
2790
Question 3
Using a block charge, how many one-pound packages of TNT are required when your
squad has been given the mission to cut seven steel I-beams with the dimensions given?
Given
:
FLANGES: 16" x 1"
WEB: 26" x 1"
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Kpuudzeka Berinyuy
11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
2/6
Selected Answer:
154
Question 4
Selected Answer:
How many 40-pound ammonium nitrate cratering charges and packages of C-4 are needed
to destroy a bridge abutment that is 5 feet thick, 18 feet high, and 35 feet wide?
6 CC and 12 packages of M112
Question 5
Selected Answer:
How many packages of M112 are required to cut 11 trees, 34 inches in diameter using an
internal timber cutting charge?
33
Question 6
Selected Answer:
What is the value of "k" when you are breaching a 6-foot thick concrete block
wall using an external charge?
0.32
Question 7
Selected Answer:
How many packages of C4 (M112) are required to cut 14 trees with the average
diameter of 29 inches using a ring charge?
182
Question 8
Selected Answer:
Using a block charge, how many one-pound packages of TNT are required when your
squad has been given the mission to cut eight steel I-beams with the dimensions of 15" x 1"
for the flanges and 32" x 1" for the web?
192
Question 9
What is the breaching radius thickness of a target when internal charges are placed
in the center of a target's mass?
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11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
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Selected Answer:
Half
Question 10
Selected Answer:
What is the rule of thumb for removing dead stumps?
One pound per foot of diameter
Question 11
Selected Answer:
Using the
minimum amount of explosives, how many total packages of M112 are required to
cut 17 trees, 24 inches in diameter?
34
Question 12
Selected Answer:
What is the amount of M112 needed to breach a 5-foot thick dense concrete
wall utilizing an internal charge placed in the center of the target?
6
Question 13
Selected Answer:
Using the table method, how many total packages of C4 (M112) would be
required to breach a reinforced concrete wall, which is 7 feet thick, and 16
feet wide, using elevated untamped charges?
200
Question 14
Selected Answer:
What is the breaching radius of a target that is five feet thick when internal charges are
placed one foot into the target’s mass?
4 feet
Question 15
Using a block charge, how many one-pound packages of TNT are required when
your squad has been given the mission to cut eight steel I-beams with the
dimensions of: flanges 15" x 1" thick and web 32" x 1"?
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11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
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Selected Answer:
192
Question 16
Selected Answer:
Utilizing the table method, determine the amount of M112 required to breach
a 3-foot thick first class masonry wall using a charge placed against the
target in shallow water?
19
Question 17
Selected Answer:
What is the required length of span removed (L
C
) for a bowstring bridge, which has the
following measurements?
H = 8m
L = 85m
L
S
= 1.55m
4.67 meters
Question 18
Selected Answer:
When time and conditions permit, what is the reconnaissance report used to
prepare?
Obstacle Folder
Question 19
Selected Answer:
Utilizing the table method, determine the amount of M112 required to breach
a 6-foot thick reinforced concrete wall using a elevated untamped charge?
147
Question 20
Selected Answer:
How many total pounds of TNT are required to construct a relieved-face road crater
when the roadway width measures 41 feet?
530
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11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
5/6
Question 21
Selected Answer:
Using a block charge, how many one-pound packages of TNT are required when
your squad has been given the mission to cut four steel I-beams with the
dimensions of: flanges 7" x 3/4" thick and web 13" x 1/2"?
28
Question 22
Selected Answer:
Which method of attack is preferred on a steel truss deck bridge with top supports?
Bottom Attack
Question 23
Selected Answer:
Using a ring charge, how many packages of M112 are required to cut 14 trees with
an average diameter of 29 inches?
182
Question 24
Selected Answer:
How many pounds of TNT are required to create an abatis that has 76 trees with an
average diameter of 24 inches?
912
Question 25
Selected Answer:
Using deck bridge, bottom support, method III, which method of attack is preferred
on a concrete deck bridge when the supports and the total end clearance (E) is less
than the required end clearance (E
R
)?
Top Attack
Question 26
Selected Answer:
Using an external timber cutting charge, how many one-pound packages of TNT are
required to cut 100 trees with an average of 36 inches in diameter?
3300
10 out of 10 points
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10 out of 10 points
11/26/23, 6:30 PM
Review Test Submission: DEMOLITIONS EXAM A – 052-12B30-...
https://usaes.llc.army.mil/webapps/assessment/review/review.jsp?attempt_id=_1418419_1&course_id=_3499_1&content_id=_602519_1&outcome_id…
6/6
Sunday, November 26, 2023 6:30:07 PM EST
Question 27
Selected Answer:
Using a minimum amount of M112, how many packages are required to cut a steel shaft 24"
in circumference?
8
Question 28
Selected Answer:
Using the
minimum amount of explosives, how many packages of C-4 (M112) are required
to cut three I-beams with the following dimensions?
Given
:
FLANGES: 6" by 1" thick
WEB: 13" by 1" thick
2
Question 29
Selected Answer:
How many total pounds of TNT will be required to create a hasty road crater with holes 6
feet deep and 140 feet long?
1560
Question 30
Selected Answer:
How many cratering charges and how many packages of M112 C-4 are needed to create a
deliberate crater 105 feet long?
29 cratering charges + 38 packages of M112 C-4
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