AIR DIVING SUPERVISOR (AIR DIVING
SUPERVISOR, 1 CHUCK) 2025
QUESTIONS & ANSWERS SOLVED 100%
CORRECT!!
1 of 59
Definition
Surface diver not to exceed 30 fpm.
Dive sup can elect to surface diver for recompression treatment or to leave
in the water to relieve symptoms for :30 then surface for treatment in
chamber.
If no chamber available, transfer to the nearest chamber.
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, Who can approve decompression DCS in water: Diver remaining in
open circuit SCUBA dives? water with DCS .. continuation
DCS in water: Diver indicates
he has DCS but cannot safely DCS in water: Diver remaining in
remain in the water. water with DCS.
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2 of 59
Definition
4 & 4.
Single diver, dive sup, standby diver, dive tender
Buddy pair divers, dive sup, standby diver
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Asymptotic Omitted "D": A diver Loss of O2 supply in water: Diver
surfaces faster than 30 fsw but the cannot be shifted to O2 at 30 or 20
dive was a no "D" dive. fsw stop.
DCS in water: Diver indicates he
has DCS but cannot safely remain Minimum manning for SCUBA
in the water. 1&2 divers.
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3 of 59
, Definition
1.) Accept risk when you know the facts
2.) Accept no unnecessary risk
3.) Anticipate and manage risk by planning
4.)Make risk decisions at the right level
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What five criteria must a dive What are considered exceptional
brief cover? exposure dives?
CNS O2 toxicity in the chamber. The four principles of O.R.M.
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4 of 59
Definition
1.) Add the delay to the bottom time and recalculate the
required decompression.
2.)If a new schedule is required, pick up the new schedule at the
present stop or subsequent stop if delay occurs between stops.
3.)Ignore any missed stops or time deeper than depth it occurred.
Give this one a try later!
Delay greater than :1 leaving an air Delay leaving an O2 stop at 30
stop or between air stops shallower fsw or delay between O2 stops
than 50 fsw. at 30
and 20 fsw.
, Delay greater than :1 leaving What is the minimum emergency
an air stop or between equipment needed on every dive
air stops deeper than 50 station? (6)
fsw.
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5 of 59
Term
What are (4) examples of diving hazards and near mishaps?
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1.) Comms capable of reaching help
2.) A fully stocked first aid kit
3.)Portable O2 supply w/sufficient capacity
4.)Bag Valve Mask with O2 connection
5.)Mean of immobilizing diver (backboard)
6.)Mean of extracting stricken/unconscious diver from the water (extraction line)
1.) Any dive deeper than 190 fsw.
2.)In water dive with decompression on air/O2 greater than :90.
3.) Any Sur D with a chamber O2 time greater than :120 (four O2 periods).
1.) Surface supplied
2.)No "D" dive
3.)Site deemed safe by the first diver
4.)UWSH or UCT work. (Salvage not authorized)
SCUBA shall not be used as standby for surface supplied diving
SUPERVISOR, 1 CHUCK) 2025
QUESTIONS & ANSWERS SOLVED 100%
CORRECT!!
1 of 59
Definition
Surface diver not to exceed 30 fpm.
Dive sup can elect to surface diver for recompression treatment or to leave
in the water to relieve symptoms for :30 then surface for treatment in
chamber.
If no chamber available, transfer to the nearest chamber.
Give this one a try later!
, Who can approve decompression DCS in water: Diver remaining in
open circuit SCUBA dives? water with DCS .. continuation
DCS in water: Diver indicates
he has DCS but cannot safely DCS in water: Diver remaining in
remain in the water. water with DCS.
Don't know?
2 of 59
Definition
4 & 4.
Single diver, dive sup, standby diver, dive tender
Buddy pair divers, dive sup, standby diver
Give this one a try later!
Asymptotic Omitted "D": A diver Loss of O2 supply in water: Diver
surfaces faster than 30 fsw but the cannot be shifted to O2 at 30 or 20
dive was a no "D" dive. fsw stop.
DCS in water: Diver indicates he
has DCS but cannot safely remain Minimum manning for SCUBA
in the water. 1&2 divers.
Don't know?
3 of 59
, Definition
1.) Accept risk when you know the facts
2.) Accept no unnecessary risk
3.) Anticipate and manage risk by planning
4.)Make risk decisions at the right level
Give this one a try later!
What five criteria must a dive What are considered exceptional
brief cover? exposure dives?
CNS O2 toxicity in the chamber. The four principles of O.R.M.
Don't know?
4 of 59
Definition
1.) Add the delay to the bottom time and recalculate the
required decompression.
2.)If a new schedule is required, pick up the new schedule at the
present stop or subsequent stop if delay occurs between stops.
3.)Ignore any missed stops or time deeper than depth it occurred.
Give this one a try later!
Delay greater than :1 leaving an air Delay leaving an O2 stop at 30
stop or between air stops shallower fsw or delay between O2 stops
than 50 fsw. at 30
and 20 fsw.
, Delay greater than :1 leaving What is the minimum emergency
an air stop or between equipment needed on every dive
air stops deeper than 50 station? (6)
fsw.
Don't know?
5 of 59
Term
What are (4) examples of diving hazards and near mishaps?
Give this one a try later!
1.) Comms capable of reaching help
2.) A fully stocked first aid kit
3.)Portable O2 supply w/sufficient capacity
4.)Bag Valve Mask with O2 connection
5.)Mean of immobilizing diver (backboard)
6.)Mean of extracting stricken/unconscious diver from the water (extraction line)
1.) Any dive deeper than 190 fsw.
2.)In water dive with decompression on air/O2 greater than :90.
3.) Any Sur D with a chamber O2 time greater than :120 (four O2 periods).
1.) Surface supplied
2.)No "D" dive
3.)Site deemed safe by the first diver
4.)UWSH or UCT work. (Salvage not authorized)
SCUBA shall not be used as standby for surface supplied diving
