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ADS Revision Final (V2) Flashcards | StudBud
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ADS Revision Final (V2)
ADS Revision Final (V2)
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1
As a supervisor to remain current within a 6 calendar months period what must you have completed?
DSC+ Eop's, Sop's.
Supervised on one of the equipment types they are required to be competent
Supervised and dived all equipment types within the last 6 months.
Refreshed their knowledge on actions on a diving incident from BRd 2806
2
Slow ascent by more than 60 seconds?
Bottom time should be revised. Decompress according to new revised time.
Omit the diver. Surface decompression to chamber bottom table 61 or 62.
Pull him up in order to correct his ascent.
Revise total time. Decompress according to new total time.
3
Decompression can be found in which Volume and Chapter of JSP 286?
Volume 2 Chapter 2
Volume 1 Chapter 4
Volume 2 Chapter 5
Volume 1 Chapter 5
4
Equipment defects and equipment failures should be reported using what form?
Nlims
RN 2019
AF 510
Material defect form S2022
5
Time spent at that pressure is a factor to the amount of gas contained in the body?
False
True
6
Why must decompression schedules be adjusted for diving at altitude?
To take in to account travelling times to an RCC
Because the air is thinner at altitude
Water pressure increases 1 bar abs above 100m
Because the surface pressure is less than 1 bar Abs.
7
Correct rate of ascent is what?
4m every 4 seconds
1m every 4 seconds
2 meters every 4 seconds
1m every 2 seconds
8
Where is the single line jackstay anchor laid?
Far bank.
Downstream?
Up-stream.
However it's loaded in the boat.
9
Within operational limitations, when diving shallower than 21m, what size can the bailout cylinder be reduced to?
7.5 Litres
7 Litres
12 Litres
0.4 Litres
10
When must a 2 person compartment RCC be on site?
When the nearest RCC is greater than 2 hours travel distance by air.
Planned in-water decompression with depths greater than 42m.
If the assessment demonstrates a significant risk of a DCI.
Planned in-water decompression stops greater than 20 minutes.
11
How long should it take to ascend from 33m to first stop of 6m?
104 Seconds
1 minutes 40 Seconds
108 Seconds
1 minute 38 Seconds
12
When practicable what is the preffered method of entry in to the water?
Kneeling on the edge, push away, open steady flow, covered mushroom valve
Rolled gently into the water using the jasons cradle.
Big step out, 90 degree turn, covering mushroom valve, open steadyflow.
Via a ladder.
13
When the location of a target is known what search scheme is used?
Single-line jack stay
Circular search
Snag line search
Grid search
14
what should the pressure setting on the panel be when diving to 42m?
15 Bar
16 Bar
15.5 Bar
16.5 Bar
15
Where are diver recall signals and thunderflashes not to be used?
Swimming Pools
Wet Chambers
Dive tanks
Deployed Submarines
16
One description of the evolution of decompression illness STATIC is where symptoms are unchanged. Name + explain 3 more
Progressive........
Spontaneously Improving.......
Subcutaneous.......
Relapsing........
17
How often should a laboratory air sample be carried out and to what standard?
12 monthly. BSEN 12021 (British standard)
6 monthly. DefStan
2 yearly. BSEN 12021 (British standard)
5 yearly. BSEN 12021 (British standard)
18
Where do you meet the lazy shot?
3 meters above your planned stop.
3 meters below your first planned stop.
2 meters below your planned stop.
At your first planned stop.
19
How will the safety fuse be affected underwater?
Will stay the same.
The burning rate will increase with depth.
The burning rate will double with depth.
The burning rate will decrease with depth.
20
How long can charges be left before waterproofing is required?
60 seconds
60 minutes
30 minutes
2 hours.
21
When diving SCADE inspections and subject to RA the team number can be reduced to 4. What constraints apply?
Tidal condition
Management of Emergency
Entrapment
Visibility
22
A diver has dived to 18m within the last 2 months. What Maximum depth can he now dive to?
33m
27m
30m
24m
23
A member of your dive team is required to fly, he has carried out a no stop dive to 24m. What restrictions is he under?
No restriction - 300m (1000ft) eg. Helicopter
4 hours - Unlimited in commercial aircraft
2 hours - 1500m (5000ft)
6 hours - Unlimited in military aircraft
24
What form is used to report faulty kit found on Mop 2?
RN form 2019
RN form 1157
RN form 2018
RN Form 2021
25
Define fastwater?
Current too strong for W525.
Fastwater than walking pace.
Current too strong for sustained swimming
When the w525 cannot hold water.
26
This formula \frac{WCxP-R}{BRxD\left(BA\right)} is used for air cylinder requirements?
False
True
27
What is a SCADE cylinder test pressure?
232 bar
298 bar
276 bar
348 bar
28
How long does a diver have to return to his partially omitted stop? And this stop is treated as a what?
7+ minutes. Treated as casualty. 61 or 62 tables to be used.
2 minutes. Treated as Dead Stop.
5-7 minutes surface deco with time increment adjustment.
5 minutes and surface deco stop.
29
Pressure to which the body has been exposed to is a factor of the amount of gas contain in the body?
True
False
30
Surface decompression on table 15 is used for what circumstance?
30m dive, omit deco, can reach last omitted stop within 5 minutes.
36m dive, omit deco, can reach last omitted stop within 5 minutes.
42m dive, omit deco, can reach last stop within 2 mins on reaching surface
33m dive, omit deco, can reach chamber bottom within 7 minutes.
31
Loss of memory, strength, co-ordination or consciousness are manifestations of what?
Pulmonary DCI
Audio-Vestibular DCI
Limb Pain DCI
Neurological DCI
32
What is the drug given to relieve pain when conducting additional care to injured diver?
Ibuprofen
Paracetamol
Morphine
Fentanyl
33
How often are SCADE cylinders tested?
Hydraulically - 5 yearly visually - 2.5 yearly
Visually 1 yearly hydraulically 3 yearly
Hydraulically 2.5 yearly visually 1 yearly
Hydraulically 10 yearly visually 2 yearly
34
A divers bottom time must be revised if the divers ascent is what?
60 Seconds slower than planned ascent?
60 Seconds too fast?
2 minutes slower than planned ascent?
Slower than the planned ascent?
35
Minimum bailout pressure is 190 bar on SCADE regardless of planned depth?
False
True
36
It's the divers responsibility to ensure they remain medically in date?
True
False
37
Who can report diving incidents, near misses or material failures?
Everyone involved regardless of qualification.
RADS, UDO + and only those involved with the incident.
All ADS within the team.
RADS + UDO
38
The affinity of the tissues in the body is a factor for the amount of gas contained in the body?
False
True
39
Who is responsible to ensure the diver is wearing the knife?
The diver
Shelly
Duty 2IC
Eden
40
2 dives to 42m or less within a 6 hour period of each other should be combined?
True
False
41
2 types of decompression are known as?
Wet stops and surface decompression.
Wet stops and not wet stops.
Wet stops and super dry stops.
Really wet stops and surface decompression.
42
How long should it take a diver to ascend from 42m to the lazy shot at 6m?
2 minutes 24 seconds
154 seconds
2 minutes 36 seconds
2 minutes 20 seconds
43
What is the maximum number of panels a single operator can operate?
2
3....but must be annoted in the On-Site RA
1
3
44
What pressure does the bailout CPS Deactivate?
145 bar
160 bar
140 bar
170 bar
45
How is a combined dive achieved?
Max depths. Combine total times And decompress appropiately.
Combine the depths + combine total times. Decompress appropriately.
Combine the bottom times with max depths. Decompress appropriately.
Use the deepest depth and the longest bottom time to find decompression
46
What equipment should always be worn by the diver in fastwater?
Fire-fly.
Green mesh bag.
Ankle weights
Secondary knife
47
What is a SCADE cylinder working pressure?
276 bar
232 bar
230 bar
348 bar
48
Haldane said you could ascend safely to what?
Half your depth.
Half your absolute pressure.
3 meters below first planned stop.
Half your gauge pressure.
49
Salt water gives more up-thrust than freshwater.
False
True
50
When diving at 500m Altitude what adjustments must be made?
Add 0.3 of the depth to give the depth of the dive
Add 0.35 of the depth to give the depth of the dive
Add 0.5 of the depth to give the depth of the dive
Add 0.25 of the depth to give the depth of the dive
51
What 3 manifestations should table 61 be used for?
Limb Pain
All of the above
Cutaneous
Lymphatic
52
What is the purpose of the metal D rings on the BCA?
For ancillary equipment.
For ancient equipment.
For tidying away
To hold the safety float.
53
Tamping is not needed beyond what depth?
3.2 meters
5 meters
3.5 meters
2.3 meters
54
When conducting fastwater searches using a drift search scheme the wearing of a secondary knife can be relaxed?
True
False
55
Maximum speed allowed to dive in fastwater is?
4 knots.
3 knots
3.2 knots
2.5 knots
56
Chest pain and difficultly to detect pulmonary barotruamas are manifestations of what DCI?
Limb Pain
Audio-Vestibular
Pulmonary
Neurological
57
DSM 11/19 Noise and vibration limits refers to a maximum time in what piece of kit?
1 hour in 17K every 48 hours?
60 seconds in 18b bandmask every 24 hours?
30 minute maximum dive time between 3 - 8 degrees C?
60 minutes per day in 17k helmet?
58
Sports dives should be recorded in personal divers logbook S1627. Equipment used column. SPORTS DIVE in capital letters?
False
True
59
What percentage increase of cement is required in a concrete mix?
10-20%
10-15%
15-20%
10-12%
60
How is density and volume affected at a depth of 10 meters?
Volume is halved, Density os halved.
Volume is doubled, Density is doubled.
Density is halved and volume is doubled
Volume is halved, Density is doubled.
61
Air sampling (Factair) should be carried out at intervals of no greater than?
2 months
Monthly
3 months
6 monthly
