Domain - Drainlaying
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| 0 Qualifications | 57 Assessment Standards (57 Units) | View Education Organisations with Consent to Assess |
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Assessment Standards
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Level 2
Identify and describe hand tools and checking equipment for drainlaying
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1121, unit standard 2136, and unit standard 2137 were replaced by unit standard 30557.
1120 Unit Standard 2 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to identify and describe hand tools and checking equipment for drainlaying.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Identify and describe trade equipment and power tools used for drainlaying
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1120, unit standard 2136, and unit standard 2137 were replaced by unit standard 30557.
1121 Unit Standard 2 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to identify and describe trade equipment and power tools used for drainlaying.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Level 3
Install domestic waste interceptor traps
This standard has expired and is no longer available.
Version 6 This unit standard has been replaced by unit standard 27336.
1101 Unit Standard 3 Credits
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This unit standard is for people who work in the plumbing or drainlaying industries. People credited with this unit standard are able to: prepare for installation of, and install, domestic waste interceptor traps; carry out backfilling and clear the site; work safely and with care; and demonstrate knowledge of regulatory requirements and selection of methods and materials, as applied to the installation of domestic waste interceptor traps.
Standard-setting body:
Install trade waste interceptor traps
This standard has expired and is no longer available.
Version 6 This unit standard was replaced by unit standard 30612 and unit standard 30613.
1102 Unit Standard 4 Credits
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This unit standard is for people who work in the plumbing or drainlaying industries. People credited with this unit standard are able to: prepare for installation of, and install, trade waste interceptor traps; carry out backfilling and clear the site; and work safely and with care.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install sub-soil drainage
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1100, unit standard 1108, and unit standard 1109 were replaced by unit standard 30577, unit standard 30578, and unit standard 30579.
1104 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: prepare trench base; install sub-soil drainage; carry out backfilling and clear the site; work safely and with care; and demonstrate knowledge of principles underpinning the installation of sub-soil drainage.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Perform drain maintenance
Version 5
1106 Unit Standard 5 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit are able to: identify drain defects and their rectification; clear, repair and replace defective drains; carry out backfilling and clear the site; and work safely and with care.
Consent & Moderation Requirements:
CMR 8
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install and maintain sumps
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1100, unit standard 1104, and unit standard 1109 were replaced by unit standard 30577, unit standard 30578, and unit standard 30579.
1108 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare base; install sumps; carry out backfilling and clear the site; maintain sumps; work safely and with care; and demonstrate knowledge of principles underpinning the installation and maintenance of sumps.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install surface water collection systems, and demonstrate knowledge of their maintenance
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1100, unit standard 1104, and unit standard 1108 were replaced by unit standard 30577, unit standard 30578, and unit standard 30579.
1109 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare base material; install surface water collection systems; carry out backfilling and clear the site; demonstrate knowledge of the maintenance of surface water collection systems; and work safely and with care.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install effluent disposal systems
This standard has expired and is no longer available.
Version 4 This unit standard and unit standard 1111 have been replaced by unit standard 23846.
1110 Unit Standard 6 Credits
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People credited with this unit standard will prepare base, beds, trenches, pits and evapotranspiration beds and make fittings in an excavation.
Standard-setting body:
The Skills Organisation - Plumbing, Gasfitting and Drainlaying
Install effluent distribution box, pump and chamber
This standard has expired and is no longer available.
Version 4 This unit standard and unit standard 1110 have been replaced by unit standard 23846.
1111 Unit Standard 2 Credits
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People credited with this unit standard will determine position, prepare base, install effluent distribution box, pump and chamber in an excavation.
Standard-setting body:
The Skills Organisation - Plumbing, Gasfitting and Drainlaying
Install wet and dry inspection chambers
This standard has expired and is no longer available.
Version 6 This unit standard was replaced by unit standard 30534 and unit standard 30535.
1116 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare base; install wet and dry inspection chambers; carry out backfilling and clear the site; and work safely and with care.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install thrust/anchor and anti-scour blocks
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1114, unit standard 1115, and unit standard 27336 were replaced by unit standard 30530 and unit standard 30531.
1117 Unit Standard 2 Credits
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This unit standard is for people who work in the plumbing or drainlaying industries. People credited with this unit standard are able to: excavate and prepare base; install thrust/anchor and anti-scour blocks; carry out backfilling and clear the site; work safely and with care; and demonstrate knowledge of the concept of thrust, as applied to the installation of thrust/anchor and anti-scour anchor blocks.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install, commission and maintain effluent disposal systems
This standard has expired and is no longer available.
Version 3 This unit standard, unit standard 1112, unit standard 21904, unit standard 21946, and unit standard 27335 were replaced by unit standard 30538 and unit standard 30539. This unit standard replaced unit standard 1110 and unit standard 1111.
23846 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare sub-base for the installation of an effluent distribution chamber and disposal field; install an effluent distribution chamber; select and install an effluent disposal field; carry out backfilling and clear the site; demonstrate knowledge of the maintenance of effluent distribution chambers and disposal fields; work safely and with care; and demonstrate knowledge of concepts and principles underpinning the installation and maintenance of effluent distribution chambers and disposal fields.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of aspects of theory related to drainage systems
Version 1
27334 Unit Standard 8 Credits
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This unit standard covers aspects of the theory of trade practice. It is intended for use in the training of licensed drainlayers. People credited with this unit standard are able to demonstrate knowledge of trade science related to drainlaying; and demonstrate knowledge of materials used in drainlaying systems that are consistent with Drainlaying Essential Skills.
Consent & Moderation Requirements:
CMR 8
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of wet and dry inspection chambers
Version 2 This unit standard and unit standard 30535 replaced unit standard 1116.
30534 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to demonstrate knowledge of: - drain access chambers; and - wet and dry inspection chambers.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install inspection chambers
Version 2 This unit standard and unit standard 30534 replaced unit standard 1116.
30535 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to install inspection chambers.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Describe trade waste systems
Version 2 This unit standard and unit standard 30613 replaced unit standard 1102.
30612 Unit Standard 4 Credits
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This unit standard is for people who work in the plumbing or drainlaying industries. People credited with this unit standard are able to describe: - trade waste types, and its interception for appropriate management; - the installation of trade waste systems; and - maintenance and hand-over of trade waste systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install trade waste interceptor traps
Version 2 This unit standard and unit standard 30612 replaced unit standard 1102.
30613 Unit Standard 2 Credits
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This unit standard is for people who work in the plumbing or drainlaying industries. People credited with this unit standard are able to install trade waste interceptor traps.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Level 4
Install surface water intake and outfall structures
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1104, unit standard 1108, and unit standard 1109 were replaced by unit standard 30577, unit standard 30578, and unit standard 30579.
1100 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: determine the position of, prepare for installation of, and complete installation of surface water intake and outfall structures; carry out backfilling and clear the site; work safely and with care; and demonstrate knowledge of principles underpinning the installation of surface water intake and outfall structures.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of retention and detention tank installation, commissioning, and maintenance
This standard has expired and is no longer available.
Version 6 This unit standard has been replaced by unit standard 27341.
1107 Unit Standard 4 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to: describe retention and detention tanks; demonstrate knowledge of excavation and base preparation for retention and detention tanks; describe the installation, commissioning, and maintenance of retention and detention tanks; and demonstrate knowledge of regulatory requirements and selection of methods and materials, as applied to retention and detention tank installation, commissioning, and maintenance.
Standard-setting body:
Install and commission septic tanks, and explain maintenance of septic tanks
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 21904, unit standard 21946, unit standard 23846, and unit standard 27335 were replaced by unit standard 30538 and unit standard 30539.
1112 Unit Standard 6 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare sub-base for a septic tank; install and commission a septic tank; carry out backfilling and clear the site; explain maintenance of septic tanks; work safely and with care; and demonstrate knowledge of principles underpinning the installation and maintenance of septic tanks.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install drains
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1115, unit standard 1117, and unit standard 27336 were replaced by unit standard 30530 and unit standard 30531.
1114 Unit Standard 8 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: excavate and prepare base; install drains; carry out backfilling and clear the site; work safely and with care; and demonstrate knowledge of principles underpinning the installation of drains.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of drain access points
This standard has expired and is no longer available.
Version 6 This unit standard, unit standard 1114, unit standard 1117, and unit standard 27336 were replaced by unit standard 30530 and unit standard 30531.
1115 Unit Standard 2 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to demonstrate knowledge of drain access points.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install sewage pump stations
This standard has expired and is no longer available.
Version 6 This unit standard was replaced by unit standard 30600 and unit standard 30601.
1118 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: determine system requirements for a sewage pump station; excavate and prepare base; install a sewage pump station; carry out backfilling and clear the chamber; work safely and with care; and demonstrate knowledge of principles underpinning the installation of sewage pump stations.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install and maintain pumps, filters, and controls for non-potable water supply and disposal systems
This standard has expired and is no longer available.
Version 3 This unit standard, unit standard 1112, unit standard 21946, unit standard 23846, and unit standard 27335 were replaced by unit standard 30538 and unit standard 30539.
21904 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: determine system requirements for a non-potable water supply and disposal system; identify, install, and maintain pumps, filters, and controls for a non-potable water supply and disposal system; work safely and with care; and demonstrate knowledge of principles underpinning the installation and maintenance of pumps and controls for non-potable water supply and disposal systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of the installation of on-site wastewater treatment systems
This standard has expired and is no longer available.
Version 2 This unit standard, unit standard 1112, unit standard 21904, unit standard 23846, and unit standard 27335 were replaced by unit standard 30538 and unit standard 30539.
21946 Unit Standard 6 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to: demonstrate knowledge of on-site wastewater treatment system requirements; demonstrate knowledge of excavation and preparation of sub-base for on-site wastewater treatment systems; describe the installation of on-site wastewater treatment systems; and describe backfilling and site clearance; and demonstrate knowledge of regulatory requirements, selection of methods and materials, and underpinning concepts and principles, as applied to the installation of on-site wastewater treatment systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Apply legislation and compliance documents relevant to a licensed drainlayer
Version 1
27332 Unit Standard 8 Credits
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This unit standard covers knowledge and application of drainlaying legislation, standards, and codes. It is intended for use in the training of licensed drainlayers. People credited with this unit standard are able to demonstrate knowledge of and apply legislation and/or regulations that relate to installing drainage systems; and demonstrate knowledge of and apply compliance documents that relate to installing, testing, commissioning, fault finding and maintaining drainage systems.
Consent & Moderation Requirements:
CMR 8
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install, commission and maintain proprietary on-site drainage disposal systems
This standard has expired and is no longer available.
Version 2 This unit standard, unit standard 1112, unit standard 21904, unit standard 21946, and unit standard 23846 were replaced by unit standard 30538 and unit standard 30539.
27335 Unit Standard 6 Credits
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This unit standard covers installing, testing, commissioning, fault finding, and maintaining proprietary on-site drainage disposal systems. It is intended for use in the training of licensed drainlayers. People credited with this unit standard are able to: excavate and prepare sub-base for a proprietary system; install and commission a proprietary system; install effluent disposal field; carry out backfilling and clear the site; describe maintenance of proprietary systems; work safely and with care; and demonstrate knowledge of concepts and principles underpinning the installation and maintenance of proprietary systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of sewer gas interceptor traps
This standard has expired and is no longer available.
Version 2 This unit standard, unit standard 1114, unit standard 1115, and unit standard 1117 were replaced by unit standard 30530 and unit standard 30531.
27336 Unit Standard 2 Credits
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This unit standard covers knowledge of sewer gas interceptor traps. It is intended for use in the training of licensed drainlayers. People credited with this unit standard are able to: describe the purpose and operation of sewer gas interceptor traps; and demonstrate knowledge of maintenance and removal of sewer gas interceptor traps.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of theory for registration of drainlayers
Version 2
28349 Unit Standard 10 Credits
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This unit standard covers the theory assessment required for registration as a tradesman drainlayer. To achieve this unit standard candidates must pass the Tradesman Drainlayer Registration Examination, which is based on the competencies set out in the Plumbers, Gasfitters and Drainlayers Board (Drainlaying Registration and Licensing) Notice 2016 and described in the Examination Guide No. 9197 Tradesman Drainlayer. People credited with this unit standard are able to demonstrate knowledge of: - workplace responsibilities and workplace safety; - tools, equipment, and materials used in drainlaying work; and - drainage and sewer systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Prepare as-built drawings and record variations to job specifications for drainlaying jobs
Version 2 This unit standard, unit standard 30526, unit standard 30527, and unit standard 30528 replaced unit standard 21879 and unit standard 21882.
30529 Unit Standard 3 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to prepare as-built drawings and record variations to job specifications for drainlaying jobs.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of the installation and maintenance of foulwater drains
Version 2 This unit standard and unit standard 30531 replaced unit standard 1114, unit standard 1115, unit standard 1117, and unit standard 27336.
30530 Unit Standard 10 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - demonstrate knowledge of concepts, principles, and regulatory requirements underpinning the installation of foulwater drains; - demonstrate knowledge of the purpose, operation, and maintenance of sewer gas interceptor traps; and - describe materials, pipework, and fittings relevant to drainlaying.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install and maintain foulwater drains
This standard is expiring. The last date for assessment to take place is Sun Dec 31 00:00:00 NZDT 2028.
Version 2 This unit standard and unit standard 30530 replaced unit standard 1114, unit standard 1115, unit standard 1117, and unit standard 27336.
30531 Unit Standard 5 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: . install foulwater drains; . install access points; and . identify foulwater drain defects and rectify.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of installation, commissioning, and maintenance of on-site wastewater treatment systems
Version 2 This unit standard and unit standard 30539 replaced unit standard 1112, unit standard 21904, unit standard 21946, unit standard 23846, and unit standard 27335.
30538 Unit Standard 12 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to: - demonstrate knowledge of concepts and principles underpinning the installation and maintenance of wastewater treatment systems; - demonstrate knowledge of installing and commissioning wastewater system components; - describe selection and installation of effluent disposal fields; - describe preventative and ongoing maintenance of wastewater treatment systems; and - describe maintenance of wastewater system components.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install, commission, and maintain on-site wastewater treatment systems
This standard is expiring. The last date for assessment to take place is Sun Dec 31 00:00:00 NZDT 2028.
Version 2 This unit standard was replaced by unit standard 33357 and unit standard 33358. This unit standard and unit standard 30538 replaced unit standard 1112, unit standard 21904, unit standard 21946, unit standard 23846, and unit standard 27335.
30539 Unit Standard 8 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: . install and commission a septic tank; . install pumps, filters, and controls for a non-potable water supply and disposal system; . install an effluent disposal field; . maintain pumps, filters, and controls for a non-potable water supply and disposal system; and . maintain a septic tank and effluent disposal field.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of the installation and maintenance of stormwater handling systems
Version 2
30577 Unit Standard 9 Credits
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This unit standard is for people who work, or intend to work, in the drainlaying industry. People credited with this unit standard are able to: - demonstrate knowledge of concepts and principles underpinning the installation and maintenance of stormwater handling systems; - describe stormwater retention and detention systems; - describe onsite stormwater disposal systems; - describe positioning for installation of stormwater handling systems; - describe the installation of stormwater handling systems; and - describe the maintenance of stormwater handling systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install and maintain stormwater handling systems
This standard is expiring. The last date for assessment to take place is Sun Dec 31 00:00:00 NZDT 2028.
Version 2 This unit standard, unit standard 30577, and unit standard 30579 replaced unit standard 1100, unit standard 1104, unit standard 1108, and unit standard 1109.
30578 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: . determine position for the installation of stormwater handling systems; . select, install, and complete surface water handling systems; and . maintain stormwater handling systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install wingwall structures for stormwater handling systems
Version 2 This unit standard, unit standard 30577, and unit standard 30578 replaced unit standard 1100, unit standard 1104, unit standard 1108, and unit standard 1109.
30579 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to install wingwall structures for stormwater handling systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of pumped drainage systems
Version 2 This unit standard and unit standard 30601 replaced unit standard 1118.
30600 Unit Standard 5 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - demonstrate knowledge of pumps used in drainage systems; - demonstrate knowledge of selecting pumps, pump stations, pumped discharge pipework, filters, and controls for pumped drainage systems; - demonstrate knowledge of concepts and principles underpinning the installation of pump stations in drainage systems; and - describe maintenance of pumps used in drainage systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install pumps for drainage systems
Version 2 This unit standard and unit standard 30600 replaced unit standard 1118.
30601 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to install pumps for drainage systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Maintain drainage systems
Version 1
33326 Unit Standard 2 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - maintain drains, identify and rectify faults. - repair or alter drainage systems. - maintain drainage structures, identify and rectify faults.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install stormwater handling systems
Version 1
33328 Unit Standard 3 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to - determine position for the installation of stormwater handling systems; and - select, install, and commission stormwater handling systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install foulwater drains
Version 1
33330 Unit Standard 4 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - install foulwater drains; and - install access points
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Install and commission on-site wastewater treatment and disposal systems
Version 1 This unit standard and unit standard 33358 replaced unit standard 30539.
33357 Unit Standard 7 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - install and commission an on-site wastewater treatment system; - install pumps, filters, wastewater treatment components and controls for a disposal system; - install an effluent treatment and collection system for the purpose of disposal.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Maintain on-site wastewater treatment and disposal systems
Version 1 This unit standard and unit standard 33357 replaced unit standard 30539.
33358 Unit Standard 3 Credits
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This unit standard is for people who work in the drainlaying industry. People credited with this unit standard are able to: - maintain pumps, filters, wastewater treatment components and controls for a disposal system; and - maintain an on-site wastewater treatment system and an effluent treatment and collection system.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Level 5
Design excavations and trenches for drainlaying
This standard has expired and is no longer available.
Version 2
27337 Unit Standard 12 Credits
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This unit standard covers design of excavations and trenching for drainage systems. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: obtain the information required to design a drainage system; document trenching layout; specify equipment required for excavation and compaction; determine site safety requirements; develop a plan to manage the site; select materials and processes for excavation; determine material quantities; and prepare job specifications.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Design drainage systems discharging to sewers, roads or water courses
This standard has expired and is no longer available.
Version 2
27338 Unit Standard 15 Credits
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This unit standard covers design of drainage systems discharging to sewers, roads or water courses. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: obtain site information; design parameters of system; prepare plans for foul water drainage for gravity-fed systems; prepare a plan for a surface water drainage system; and prepare a plan for a pumped drainage system.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Design on-site waste water treatment and surface water disposal systems
This standard has expired and is no longer available.
Version 2
27339 Unit Standard 20 Credits
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This unit standard covers design of drainage systems for on-site disposal. It is intended for use in the training of certifying drainlayers. People credited with this standard are able to: obtain site information; design parameters of system; prepare a plan for a septic tank system; prepare a plan for a grey water system; demonstrate knowledge of proprietary on-site treatment systems; design an on-site effluent disposal system; and design an on-site surface waste disposal system.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Design on-site industrial liquid waste drainage systems
This standard has expired and is no longer available.
Version 2
27340 Unit Standard 6 Credits
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This unit standard covers design of drainage systems for industrial liquid waste. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: obtain site information; design parameters of system; prepare a plan for an industrial liquid waste drainage system; and demonstrate knowledge of on-site drainage systems for industrial liquid waste generated by industrial processes.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of retention and detention systems
This standard has expired and is no longer available.
Version 2 This unit standard replaced unit standard 1107.
27341 Unit Standard 4 Credits
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This unit standard covers the design, commissioning and maintenance of retention and detention systems. People credited with this unit standard are able to: describe retention and detention systems; describe the installation of retention and detention system components; describe the commissioning of retention and detention systems; and describe the maintenance of retention and detention systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Demonstrate knowledge of pumps and alternative systems for drainage control and discharge
This standard has expired and is no longer available.
Version 2
27342 Unit Standard 5 Credits
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This unit standard covers pumps and systems for discharging drainage. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: describe aspects of pumping and alternative systems for drainage discharge; demonstrate knowledge of pumps for foul water drainage systems; demonstrate knowledge of pumps for effluent disposal systems; demonstrate knowledge of pumps for surface water drainage systems; and demonstrate knowledge of pumps for irrigation systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Interpret and apply legislation and compliance documents relevant to a certifying drainlayer
This standard has expired and is no longer available.
Version 2
27343 Unit Standard 6 Credits
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This unit standard covers interpretation and application of drainlaying legislation, standards, and codes. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: interpret and apply legislation and/or regulations that relate to designing and/or verifying drainage systems; interpret and apply compliance documents that relate to designing and/or verifying drainage systems; demonstrate knowledge of the methods of compliance for drainage systems; and demonstrate knowledge of resource consent processes as they relate to drainlaying.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Apply regulatory requirements related to conservation and environmental practices in the design of drainage systems
This standard has expired and is no longer available.
Version 2
27344 Unit Standard 4 Credits
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This unit standard covers conservation and environmentally considerate processes in relation to drainlaying. It is intended for use in the training of certifying drainlayers. People credited with this unit standard are able to: demonstrate knowledge of and apply regulatory requirements related to protection of and minimising the effect on the environment in the design of drainage systems; and demonstrate knowledge of and apply regulatory requirements related to sustaining the potential of resources for future generations by conservation and environmentally-considerate practices in the design of drainage systems.
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Design foul water drainage systems
Version 1
32069 Unit Standard 8 Credits
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People credited with this unit standard will be able to design foul water drainage systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Design stormwater drainage systems
Version 1
32070 Unit Standard 7 Credits
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People credited with this unit standard will be able to design stormwater drainage systems.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Verify drainage systems and consider and select solutions for the system
Version 1
32071 Unit Standard 10 Credits
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People credited with this unit standard will be able to: - verify drainage systems; and - consider and select solutions to mitigate adverse effects of a drainage system.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Cost drainlaying jobs
Version 1
32072 Unit Standard 10 Credits
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People credited with this unit standard will be able to cost drainlaying jobs.
Consent & Moderation Requirements:
CMR 3
Standard-setting body:
Waihanga Ara Rau Construction and Infrastructure Workforce Development Council
Data as at 2025-05-01 23:01:07.45