NZQA Expiring unit standard
4398 version 5
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Title
Complete deep dives to between 18 and 40 metres, and perform
tasks
Level
4
Credits
5
Purpose
People credited with this unit standard are able to prepare for
and perform deep dives to between 18 and 40 metres, taking
into account hazards and emergency procedures, and perform
tasks while deep diving between 18 and 40 metres.
Classification
Diving > Diving - Recreational
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 4384, Scuba dive and perform rescues in open water to a
maximum depth of 18 metres, and proof of 20 logged dives
showing experience in navigation, and deep and night diving,
or demonstrate equivalent knowledge and skills.
Explanatory notes
1
Industry technical and safety criteria refer to dive instruction, supervision and
performance being carried out in accordance with the standards, procedures and
training materials of the respective dive training agency. The agency must meet or
exceed the World Recreational Scuba Training Council training standards.
2
Acceptable unit standards that can contribute to the prerequisite of proof of 20 logged
dives are: Unit 4385, Navigate prescribed routes underwater; Unit 4386, Complete
computer-aided dives; Unit 4388, Complete a night dive; Unit 4389, Take still
photographs underwater; Unit 4390, Complete an underwater video; Unit 4391,
Complete a dry suit dive; Unit 4392, Complete drift dives on SCUBA; Unit 4395, Dive
at an altitude greater than 300 metres; Unit 4397, Complete dives using a diver
propulsion vehicle; Unit 4400, Identify marine species at a dive site; Unit 4401, Hunt
and collect preselected objects underwater; Unit 4402, Complete a dive off a boat;
and Unit 4403, Complete a shore dive.
3
All workplace diving practice must comply with the requirements of the Health and
Safety at Work Act 2015, and the Health and Safety in Employment Regulations
1995. All practice must also comply with the Accident Compensation Act 2001 and
the Guidelines for Occupational Diving 2004 http://www.business.govt.nz/worksafe.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
4
4398 version 5
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All training providers assessing against any instruction diving unit standard must
ensure that the training is conducted by a qualified instructor currently registered with
one of the listed agencies: National Association of Underwater Instructors (NAUI),
Professional Association of Diving Instructors (PADI), Scuba Schools International
(SSI), Confédération Mondiale des Activitiés Subaquatiques (CMAS), International
Diving Educators Association (IDEA), or an equivalent, determined by Skills Active
Aotearoa Limited, that meets the requirements of the World Recreational Scuba
Training Council (WRSTC), the instructor must provide training in accordance with
the standards and procedures of the respective training agency.
Outcomes and evidence requirements
Outcome 1
Prepare for deep dives of between 18 and 40 metres.
Evidence requirements
1.1
Deep diving plans establish no-decompression limits.
1.2
Deep dive plans meet industry technical and safety criteria.
Range
1.3
Symptoms and first aid treatment for potential deep diving first aid problems are
identified to industry technical and safety criteria.
Range
1.4
personal wellbeing, environmental conditions at the site, surface
intervals, experience and/or expertise of dive partner, buoyancy.
nitrogen narcosis, decompression illnesses, barotrauma,
hypercapnia, hypothermia, buoyancy control.
Exposure protection and equipment selected meet industry technical and safety
criteria.
Outcome 2
Perform deep dives of between 18 and 40 metres.
Evidence requirements
2.1
Controlled descents and ascents using reference points as a tactile and/or
visual guide.
2.2
Ascent rate does not exceed 18 metres per minute.
2.3
Three minute safety stop at five metres is performed on ascents.
2.4
Logged deep dive practice adheres to the dive plan.
2.5
Deep dive practice meets industry technical and safety criteria.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
4398 version 5
Page 3 of 4
Outcome 3
Perform tasks while deep diving between 18 and 40 metres.
Range
tasks may include but are not limited to – differentiation of object shape, simple
knot tying, and calculations on underwater slates.
Evidence requirements
3.1
Exercises performed at depth demonstrate impairment effects of nitrogen
narcosis.
3.2
Demonstrations at depth show pressure changes and colour absorption.
Replacement information
This unit standard has been replaced by unit standard
28404.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
24 November 1995
31 December 2016
Revision
2
17 July 2001
31 December 2016
Review
3
21 February 2005
31 December 2016
Review
4
20 November 2014
31 December 2016
Rollover
5
18 August 2016
31 December 2018
Consent and Moderation Requirements (CMR) reference
0099
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
4398 version 5
Page 4 of 4
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMR). The
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016