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Flashcards in MK-16 Sup Deck (46)
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1
Q

Workup dives are recommended prior to diving deeper than?

A

130fsw

2
Q

At least ____of all MK16 dives should be at ____?

A

Half - Night/restricted vis

3
Q

a MK16 diver who has not dove in the last ___ months need to refam with EP’s and OP’s. Must make a ____ dive before an operational dive?

A

6 months - training dive

4
Q

If not completed operational DECO dive in past __ months, a MK16 must complete ______?

A

6 months - open water deco training dives

5
Q

When can SCUBA be used for MK16 stby?

A

During training & Non MCM dives when N2O2 diving within scuba limitations

6
Q

Manning for single MK16 diver? 2 divers?

A

4 - Sup, STBY, Diver, Tender / 5

7
Q

When is EBS operator required?

A

Deco dives

8
Q

When is FFM required?

A

Single Untended, Single Marked, Paired marked, when using approved BC.

9
Q

When is buddy line not needed?

A

when their use is not feasible OR it will pose greater hazard than diving without them (i.e. mines)

10
Q

Safety boat required? recommended?

A

all open water dives. / tended pier or diving from shore

11
Q

Safety equipment required?

A

Comms, First Aid kit, O2 to reach chamber or evac point, BVM, extraction device, backboard, 2 QUARTS FRESH WATER minimum, AED

12
Q

When can you dive SINGLE untended diver?

A

with permission from EOD Dive O, in MCM ops. When EOD Dive O deems ordnance hazard is greater risk than diving alone.

13
Q

RNT exception rule- if ALL dives are to __ fsw or shallower, convert depth to ____ ata before using deepest depth.

A

35 fsw - 0.75 ata

14
Q

How to convert to .75 ata

A

.79 (N2) X Depth on air + 18 fsw= Depth on .75 ata

15
Q

How to convert to 1.3 ata

A

.79 (N2) X Depth on air + 36 fsw= Depth on 1.3 ata

16
Q

Convert .75 to 1.3 ata

A

Add +20 fsw

17
Q

On descent, it switches from .75 to 1.3 mode at ___fsw?

A

33 fsw +/- 2fsw

18
Q

All dives above __fsw and less, a diver has no repet group

A

15fsw and less

19
Q

Equivalent Air Depth (EAD) for MOD 0 dive

A

Depth - 18fsw / .79 = EAD

20
Q

Equivalent Air Depth (EAD) for MOD 1 dive

A

Depth - 36fsw / .79 = EAD

21
Q

Line Marking - 50 feet

A

RED band

22
Q

Line Marking - every 10 feet

A

yellow or black bands

23
Q

When is EBS required?

A

planned DECO dives

24
Q

Distance line is a buddy line over ____. Not to exceed _____.

A

10 feet / 81 feet

25
Q

Max depth N2O2

A

190 fsw

26
Q

N2O2 dives deeper than ___ fsw are exceptional exposure

A

150 fsw - require CNO approval

27
Q

Max depth on HeO2

A

300 fsw

28
Q

HeO2 mix

A

88/12

29
Q

N2O2 dive profiles

A

No-D repets; 1 Deco/ 3 No-D up to 150fsw; 2 Deco 0-150 fsw; Repet 151-190 with CNO waiver

30
Q

HeO2 dive profiles

A

No D repets up to 200; 1 Deco/3 No-D up to 200fsw; 2 Deco up to 200fsw; 1 No-D OR 1 Deco 201-300 (no repet deeper than 200)

31
Q

What is single marked?

A

a FFM and line w/float

32
Q

Max descent rate

A

60 fpm

33
Q

How long does it take to consume additional O2 added by diluent during descent

A

2-5 mins

34
Q

ppO2 of 1.6 or higher may happen briefly on N2O2 during descent at depths deeper than ____

A

120 fsw

35
Q

ppO2 of 1.6 or higher may happen briefly on HeO2 during descent at depths deeper than ___

A

200 fsw

36
Q

If rig not transitioned by ___ fsw, abort dive

A

40 fsw

37
Q

If flashing red for ___ minutes at first stop, initiate EP for low ppO2

A

4 mins

38
Q

Rig switches from 1.3 to 0.75 mode at ___ fsw

A

13 fsw

39
Q

ppO2 variances

A

1.15-1.45

40
Q

It is recommended to lower EBS to ___ if first stop is

A

50 fsw

41
Q

Limit dive time to __ hrs a day

A

4 hrs a day

42
Q

Limit dive time to __ hrs a week

A

16 hrs a week

43
Q

If pulmonary or visual O2 Sx develop, stop diving until Sx resolve and diver is Sx for min ___hrs

A

24 hrs

44
Q

HeO2 ascent to altitude wait times - No D

A

dives 2hrs or DECO, wait 24 hours

45
Q

If deeper than 20fsw and ppO2 is 1.45 or higher for ___ mins, rig is malfunctioned and EP should used

A

15 mins

46
Q

Primary cause of hypoxia for MK16 diver

A

failure of O2 addition valve OR primary electronics