113 Explosive Ordinance Disposal (EOD) Fundamentals

Question 1

Basic Explosive Ordnance Disposal Technician (5333)

Answer 1

Performs EOD operations to include: location, identification, render safe and disposal of foreign
and domestic ordnance including conventional, chemical, biological, nuclear, underwater, and
improvised explosive devices enabling access during military operations in support of Carrier and
Expeditionary Strike Groups, Mine Countermeasures, Naval Special Warfare, and Army Special
Forces.

Question 2

Senior Explosive Ordnance Disposal Technician (5335

Answer 2

• In addition to Basic EOD Technician skills, also performs, supervises and provides training in
  EOD operations.

Question 3

Master Explosive Ordnance Disposal Technician (5337)

Answer 3

• In addition to Senior EOD Technician skills, also plans EOD operations.

Question 4

Second Class Diver (5343)

Answer 4

• Operates, tests, repairs and adjusts all USN Diving Equipment, systems and support equipment,
  performs underwater inspections, harbor/port/ship security inspections, including ordnance
  searching, ship/submarine repair, salvage, expeditionary salvage and littoral combat, rescue,
  special warfare operations, underwater cutting and welding, demolition operations and small boat
  operations.

Question 5

First Class Diver (5342)

Answer 5

• Supervises the operation
  Trains

Question 6

Master Diver (5341)

Answer 6

Most qualified person to direct and supervise
Manage

Directs and Supervises
Develops training programs
Supervises

Question 7

Scuba Diver (5345)

Answer 7

• Performs duties using SCUBA, conducts day and night general underwater search, detailed
  ship-bottom search and routine inspection using underwater compass, depth indicators, and
  associated underwater equipment.

Question 8

Marine Mammal Systems Handler (5348)

Answer 8

• Performs specialized duties in connection with operations using marine mammals

Question 9

Very Shallow Water Mine Countermeasures Operator (VSW MCM) Diver (5328)

Answer 9

• Performs VSW MCM advance force, pre-assault and post-assault operation in support of
  amphibious task force, mine countermeasures and other maritime component commanders.

Question 10

EMR

Answer 10

(Electromagnetic Radiation)

Question 11

HERO

Answer 11

Hazards of Electromagnetic Radiation to Ordnance

Question 12

EMCON

Answer 12

Emissions Control

Question 13

Shielding

Answer 13

• A housing, screen, or other object, usually conducting, that substantially reduces the magnitude of
  electric or magnetic fields on one side thereof, upon devices or circuits on the other side.

Question 14

Explain the correct procedure to follow in the event of a diving casualty

Answer 14

• In the event of a diving casualty or mishap on dive station, calm must be maintained. Maintain
  silence on the side and take orders from the Diving Officer, Master Diver, and/or Diving Supervisor

Question 15

Name the primary Underwater Breathing Apparatuses (UBA) and their purpose used in
EOD diving operations

Answer 15

MK 16 MOD 0 Closed Circuit Mixed-Gas UBA
MK 16 MOD 1 Closed Circuit Mixed-Gas UBA
MK-25 Closed Circuit Oxygen UBA

Question 16

OTPA (Oxygen Transfer Pump Assembly)

Answer 16

• Used in diving operations to transfer or draw oxygen from a cylinder at low pressure until the proper
  cylinder pressure is reached, allowing for most of the oxygen in the tank being utilized, while also
  conserving gas.

Question 17

Diving Air Compressor

Answer 17

• Many air supply systems used in Navy diving operations include at least one air compressor as a
  source of air. To properly select such a compressor, it is essential that the diver have a basic
  understanding of the principles of gas compression

Question 18

INFIL (Infiltration)

Answer 18

The movement through or into an area or territory occupied by either friendly or enemy troops or
organizations

Question 19

EXFIL (Exfiltration)

Answer 19

• The removal of personnel or units from areas under enemy control by stealth, deception, surprise, or
  clandestine means.

Question 20

E & E (Evasion and Escape)

Answer 20

• The procedures and operations whereby military personnel and other selected individuals are
  enabled to emerge from an enemy-held or hostile area to areas under friendly control.

Question 21

OTH (Over-the-Horizon)

Answer 21

• An operational initiative launched from beyond visual and radar range of the shoreline.

Question 22

Rally point

Answer 22

• An established objective or meeting location. Used on patrols as a location to reassemble if the
  patrol is dispersed, ambushed or surprised by enemy attack.

Question 23

Counter-ambush drills (Immediate action drills)

Answer 23

• Determined by whether the ambush is near or far
  Far ambush
  Near ambush

Question 24

Evasion Charts.

Answer 24

• The Evasion Chart (EVC) is designed to assist isolated personnel to evade capture and survive in
  hostile territory and to provide evaders with a means of navigating to a SAFE or other recovery point.

Question 25

Chart Scale

Answer 25

• The EVC is a derivative of a standard product, the Joint Operations Graphic (JOG), and is made up
  of approximately eight 1:250,000-scale JOG charts, usually four on each side.

Question 26

Travel Routes, Plans and Techniques

Answer 26

• If not on file, the route points must be described in the EPA for both INGRESS and EGRESS. When
  flights are involved, emergency plans for each leg should be described.

Question 27

Recovery / Contact Points, Signals / Signs and Procedures.

Answer 27

• Should be written out or sketched in the EPA to include communication and authentication
  procedures such as color and/ or letter of the day/month/quarter, code words, etc. Signals should be
  established and planning for signaling includes types of signals used, radio, beacon, mirror, strobe
  etc.