(2024 Exam) Dive Man General Study

Question 1

Diving Systems Certification is NAVSEA Code?

Answer 1

OOC4

Question 2

IAMIS is part of what ORM process?

Answer 2

Deliberate

Question 3

Time critical risk management four step process? A-B-C-D model:

Answer 3

Asses the situationBalance ResourcesCommunicate risk and intentions *Do and Debrief

Question 4

DP2 Configuration 1 & 3 max depth limit. No Decompression?

Answer 4

190

Question 5

KM37 normal working limit?

Answer 5

190

Question 6

KM-37 maximum depth limit?

Answer 6

285

Question 7

For DOD civilian divers, what is required for planned Decompression dive regardless of depth?

Answer 7

A emergency gas supply

Question 8

Standby diver may be deployed as a working diver provided all of the following conditions are met:

Answer 8

• No-Decompression dive of 60fsw or less* same job/location * Shall be determined safe by first diver on site* UWSH or UCT work, Salvage not authorized

Question 9

EGS Requirements:

Answer 9

Mandatory at depths deeper than 60FSWAnd in enclosed spaces. Can use a 50-150Ft whip (overbottom pressure set to 150psi) 1st stage regulator set to manufacture recommendations, but not lower than 135 psi. Relief valve set at 180 +/- 5 psig

Question 10

MK-20 overbottom pressure?

Answer 10

90 psig

Question 11

The DP-2 is good down to temperatures of ___ degrees Fahrenheit?

Answer 11

29°F

Question 12

For dives using the DP-2 deeper than 60FSW, standby must have his own dedicated DP-1.

Question 13

Max current in DP-2?

Answer 13

1 knot

Question 14

LWDS flask FV and SCF?

Answer 14

.935 ft3 191 SCF @ 3000 psi

Question 15

ASRA flask FV and SCF?

Answer 15

3.15 Ft39671 SCF @ 5000 psi

Question 16

The stage line shall be ____” double braid, or ___” wire rope minimum?

Answer 16

3” double braid, 3/8” wire rope

Question 17

Lost diver kit shall include:

Answer 17

• Clump with sufficient weight to avoid being dragged under by searching diver* Line of sufficient length for the depth of the water* A buoy of sufficient size to avoid being pulled underwater* A circling line of at least 25 ft attached to the clump with H-board

Question 18

Pneumofathometer correction factor?

Answer 18

0-100 FSW - /+ 1 FSW
101-200 FSW - /+ 2
FSW201-300 FSW - /+ 4 FSW
301-400 FSW - /+ 7 FSW

Question 19

Exceptional Exposure Dives are:

Answer 19

• Any air dive deeper that 190’
• Any in-water “D” dive w/ a total “D” time on air or air/O2 greater than :90.
• Any SurDO2 dive with a chamber O2 time greater than 120 minutes (4 O2 periods) NOTE: The CO must have approval to conduct planned exceptional exposure dives.

Question 20

No correction is required for dives conducted at altitudes between sea level and ___ft?

Answer 20

300 ft

Question 21

At altitudes between 300 and 1000 ft, correction is required for dives deeper than ___ fsw (actual depth)?

Answer 21

145fsw

Question 22

At altitudes above 1000 ft, corrections are require for ______?

Answer 22

All dives

Question 23

Normal operational limits for Mixed Gas diving is?

Answer 23

300fsw for :30

Question 24

Max working limit for mixed gas?

Answer 24

380fsw

Question 25

For Mixed gas, following a No-D dive a diver must wait ___hrs before making a second dive. And ____ hrs following a “D” dive?

Answer 25

12 hrs for No-D18 hrs for a “D”

Question 26

Minimum manning for a mixed gas dive with one and two divers?

Answer 26

12 & 14

Question 27

Who is required on a Mixed Gas Dive site? What are the exceptions?

Answer 27

A Master Dive is required on site. A Diving Officer*A master Diver May serve as the diving officer (if designated in writing by the commanding officer). However, no one person may serve in more than one position. Formally trained NDSTC Mixed Gas and Sur Supplied DiversWhen conducting No-D dives for training a Divo is NOT required. A UMO SHOULD be on site.

Question 28

For planned exceptional exposure dives who is required?

Answer 28

A UMO

Question 29

Mixed gas EGS bottle should be jammed with bottom mix unless it is less than ___%, then it must be charged with a mix range of ___ to ___%?

Answer 29

Less than 16% Range of 15 to 17 %

Question 30

Mixed gas Bottom mix ranges?

Answer 30

90% HE - 10% O260% He - 40% O2

Question 31

Mixed Gas Deco ranges?

Answer 31

49% to 51%

Question 32

What is the minimum O2% for dives down to 200Fsw?

Answer 32

14%

Question 33

What is the Minimum O2% for dives deeper than 200Fsw?

Answer 33

10%

Question 34

What is the MAX allowable PPO2 in Mixed Gas diving?

Answer 34

1.3 ata

Question 35

What are the principles of ORM?

Answer 35

• Accept risk only when the benefit outweigh ya the cost* Accept no unnecessary risk* Anticipate and manage risk by planning * Make risk decisions at the right level

Question 36

ORM process levels?

Answer 36

Time critical/Deliberater/In-depth

Question 37

Shape and sizes of entry and exit holes for ice diving?

Answer 37

ENTRY: 6’ sides Triangle or 6’ X 3’ RectangleEXIT: Minimum 3’ X 3’ Rectangle, 3’ sides Triangle or 3’ diameter circle.

Question 38

What is MK-16’s normal working limit with N2O2 and HeO2?

Answer 38

N2O2: 150 ftHeO2: 300

Question 39

How much SCF of air does the MK-16 diluent/O2 bottle hold?

Answer 39

21 SCF

Question 40

What is the length range of distance lines?

Answer 40

10 to 81 feet.

Question 41

Max descent rate for MK-16?

Answer 41

60 fpm