4421 version 2
28-Jun-16
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DIVING - OCCUPATIONAL
Use a chamber for recompression
treatment for divers
level:
4
credit:
4
planned review date:
June 2002
sub-field:
Diving
purpose:
People credited with this unit standard are, under
supervision, able to prepare a chamber for recompression
treatment, assist in therapeutic decompression, and carry
out post dive checks and maintenance.
entry information:
Prerequisites: Unit 6401, Provide first aid and Unit 6402,
Provide resuscitation level 2, or demonstrate equivalent
skills and knowledge; and hold a current Medical Clearance
to dive and occupational-specific certificate of competence;
and 2000 minutes logged dive time.
accreditation option:
Evaluation of documentation and visit by NZQA and
industry.
moderation option:
A centrally established and directed national moderation
system has been set up by the Dive Industry Training
Organisation.
special notes:
1
Chamber preparation must be done under supervision.
 New Zealand Qualifications Authority 2016
4421 version 2
28-Jun-16
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DIVING - OCCUPATIONAL
Use a chamber for recompression
treatment for divers
2
Industry criteria refer to diving practice complying with
the requirements of the Health and Safety in
Employment Act 1992 and subsequent regulations
relating to Occupational Diving; and comply with the
theory and practice requirements of the British Health
and Safety Executive (HSE) 1990 to ensure the
international standard is maintained. All practice also
complies with Accident Rehabilitation & Compensation
Insurance Corporation and Occupational Safety and
Health (OSH) guidelines.
3
BIBS stands for Built in Breathing System.
Elements and Performance Criteria
element 1
Prepare a chamber for recompression treatment under supervision.
performance criteria
1.1
Pre-dive checks meet industry safety criteria.
Range:
chamber cleanliness, door seal damage, equipment inventories,
chamber and control panel valves, BIBS oxygen supply, mask
installation, primary and secondary gas and/or air supplies and
operation, oxygen dump system, lights, communications
equipment.
 New Zealand Qualifications Authority 2016
4421 version 2
28-Jun-16
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DIVING - OCCUPATIONAL
Use a chamber for recompression
treatment for divers
1.2
Safety procedures ensure absence of dangerous materials and substances.
Range:
static materials, toxic substances and mercury containing
instruments, chemical fire extinguishers, oils and greases.
element 2
Assist in therapeutic recompression under supervision.
performance criteria
2.1
Patient is observed and results reported to chamber operator.
2.2
Patient is examined for neurological assessment under direction.
element 3
Carry out post-dive checks and maintenance under supervision.
performance criteria
3.1
Preparation of chamber ensures readiness for next dive to meet industry
criteria.
Range:
cleaned, BIBS masks washed and disinfected, air and gas
supplies secured, dry bedding.
 New Zealand Qualifications Authority 2016
4421 version 2
28-Jun-16
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DIVING - OCCUPATIONAL
Use a chamber for recompression
treatment for divers
3.2
Maintenance of
specifications.
Range:
chamber
meets
industry
criteria
and
manufacturer’s
filters changed, loose air fittings tightened, fittings lubricated, door
seals replaced as required, perished and/or damaged BIBS
oxygen masks replaced, chamber cleaned and washed, chamber
certification.
Comments to:
Dive Industry Training Organisation
Unit Standard Revision
PO Box 160
WELLINGTON
by June 2002.
Please Note:
Providers must be accredited by the Qualifications Authority
before they can offer programmes of education and training
assessed against unit standards.
Accredited providers assessing against unit standards must
engage with the moderation system that applies to those unit
standards. [Please refer to relevant Plan ref: 0180]
 New Zealand Qualifications Authority 2016