Norwegian Regs Flashcards
Plant and equipment, (other than cylinders and pressure vessels) used in diving
operations, must be tested by a competent person every?
a 6 months
b 2 months
c 3 months
d year
a
In Norway a pressure vessel which may contain moist gas must be?
Hydraulically Tested Internal & External Visual Examination
& Gas Leak Tested to Maximum W.P.
a 1 year a week
b 4 years b 2 years 7
c 5 years c 30 days
d 6 months d 15 months
c & d
The minimum internal diameter of a DDC for surface orientated diving in Norway must be at least? a 1.25 m b 1.50 m c 1.75 m d 1.80 m
d
When diving exceeds what depth would there normally be a requirement to use a wet bell? a In excess of 10 msw b In excess of 20 msw c In excess of 50 msw d In excess of 60 msw
b
What is the minimum onboard wet bell gas supply for diving operations?
a Supply each diver for 30 minutes at maximum depth
b Supply each diver for 40 minutes at maximum depth
c Supply each diver for 10 minutes at maximum depth
d Supply each diver for 20 minutes at maximum depth
d
What is the minimum distance that a diver should be from the nearest hazard point? a 3 metres b 5 metres c 7 metres d 10 metres
b
Divers umbilicals should be pressure tested to maximum operational pressure: a Every 5 years b Every 2 years c Every 1 year d Every 6 months
b
A diver should have sufficient emergency bailout gas in the event of a normal supply failure to last: a 20 minutes b 15 minute c 10 minutes d 5 minutes
c
The maximum height a surface standby diver should be from point of entry to the water is? a 3 metres b 5 metres c 7 metres d 10 metres
b
Recording of diving communication should be kept for a minimum time and
should include information on?
a 6 hours minimum and include date and location
b 9 hours minimum and include location and sea state
c 12 hours minimum and include equipment and personal check
d 24 hours minimum and include location and client
c
The time limit for a supervisor to be in direct supervision of a diver in the water is? a 2 hours continuously b 4 hours continuously c 8 hours continuously d 12 hours continuously
b
Above what oxygen percentage shall a gas mixture be treated as pure oxygen
with regards to fire and explosion hazards?
a 15%
b 20%
c 21%
d 25%
d
A Trainee Air Diving Supervisor is required to have:
a At least one years experience as a commercial diver and have carried out 200 commercial dives
b At least two years experience as a commercial diver and have carried out 100 commercial dives. At least 25 of these dives must have been carried out from a D.P. vessel
c At least four years experience as a commercial diver and have carried out 200 commercial dives
d At least four years experience as a commercial diver and have carried out 200 commercial dives. At least 50 of these dives must have been carried out from a D.P. vessel
b
Surface orientated divers shall have immediate access to therapeutic recompression for a minimum of: a 6 hours following completed dive b 12 hours following completed dive c 24 hours following completed dive d 4 hours following completed dive
b
The breaking strain of the wet bell lifting wire shall have a minimum safety
factor of:
a at least 4 times the maximum design load
b at least 3.3 times the maximum design load
c at least 2 times the maximum design load
d at least 1 times the maximum design load
a
The maximum depth for surface orientated diving is: a 30 msw b 40 msw c 50 msw d 60 msw
c
The maximum normal limit in length for a divers umbilical shall be: a 30 msw b 40 msw c 45 msw d 55 msw
c
The standby divers BA shall be designed so that the diver can dress himself and enter the water without assistance in: a 1 minute b 2 minutes c 3 minutes d 4 minutes
a
What is the maximum diving depth allowed when the standby diver is stationed on the surface? a 10 msw b 20 msw c 25 msw d 50 msw
b
It is the duty of the employer to report occupational accidents and diseases:
a By writing within three days
b By telephone the quickest means possible
c By the quickest possible means to the operators rep
d By telephone within three days
c
Locking mechanisms on medical locks shall:
a have a manual override
b be directly controlled by the pressure within the vessel
c have a guage on them
d be isolated if leaking
b
Diving in a wet bell deeper than 20msw the standby diver should be?
a below the surface close enough to render assistance
b on surface
c at the depth the dive started
d within 20 metres of the diver
a