NZQA registered unit standard
28185 version 1
Page 1 of 4
Title
Wash and scrape pig carcasses in a meat processing operation
Level
4
Purpose
Credits
20
This unit standard is for experienced people who are employed
in the slaughter and dressing department in a meat processing
operation.
People credited with this unit standard are able to singe, wash,
scald, de-hair, and scrape pig carcasses in a meat processing
operation.
Classification
Meat Processing > Pre and Post Slaughter and Dressing
Available grade
Achieved
Explanatory notes
1
Normal production speeds apply to the performance of this activity.
2
Legislation relevant to this unit standard includes but is not limited to – Health and
Safety in Employment Act 1992, Animal Products Act 1999.
3
Resource documents include but are not limited to – Industry Standard 5 – Slaughter
and Dressing, available from the Ministry for Primary Industries at:
http://www.foodsafety.govt.nz/industry/sectors/meat-ostrich-emugame/meatman/is5/index.htm.
4
Definition
Organisational requirements – instructions to staff on policies and procedures that
are documented in memo, electronic, or manual format and available in the
workplace.
Outcomes and evidence requirements
Outcome 1
Singe pig carcasses in a meat processing operation.
Evidence requirements
1.1
Hair is removed by singeing carcasses using hand-held gas-operated
equipment in accordance with organisational requirements.
1.2
Equipment is operated in accordance with organisational requirements and
manufacturer’s specifications.
Primary Industry Training Organisation
Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
28185 version 1
Page 2 of 4
1.3
Use of gas-operated equipment does not endanger the operator and other
people.
1.4
Hair removal does not damage pig carcasses.
Outcome 2
Wash pig carcasses in a meat processing operation.
Evidence requirements
2.1
Pig washing equipment is prepared in accordance with organisational
requirements.
2.2
Water temperature tolerances are maintained in accordance with organisational
requirements.
2.3
Carcasses are washed to remove singed hair in accordance with organisational
requirements.
Outcome 3
Scald and de-hair pig carcasses in a meat processing operation.
Evidence requirements
3.1
Preparation, monitoring, and maintenance of scalding and de-hairing equipment
and machinery meet organisational and manufacturer’s requirements.
3.2
The temperature and flow rate of scald tank water meet organisational
requirements.
3.3
Scald tank water temperature is monitored in accordance with organisational
requirements.
3.4
Carcasses are loaded, scalded, and transferred from scald tank for de-hairing in
accordance with organisational requirements.
3.5
The flow of carcasses through the scald tank meets organisational
requirements.
3.6
Loading, operation, and unloading of de-hairing machinery meet organisational
requirements.
3.7
Communication is maintained with co-workers to match carcass throughput to
scrape-table processing requirements.
3.8
Any blockages to equipment and machinery are cleared in accordance with
organisational requirements.
Primary Industry Training Organisation
Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
28185 version 1
Page 3 of 4
3.9
Pig hair is recovered and removed in accordance with organisational
requirements.
3.10
Scalding and de-hairing operations do not damage or contaminate recoverable
products, or endanger operator and other people.
Outcome 4
Scrape pig carcasses in a meat processing operation.
Evidence requirements
4.1
Carcasses are unloaded from de-hairing machinery and positioned for scraping
in accordance with organisational requirements.
4.2
Surplus hair is scraped from skin surfaces and toenails are removed in
accordance with organisational requirements.
4.3
Carcasses are transferred for further processing in accordance with
organisational requirements.
4.4
Scraping and gambrelling operations do not damage or contaminate
recoverable products or endanger operator and other people.
Replacement information
Planned review date
This unit standard replaced unit standard 25144 and unit
standard 25145.
31 December 2019
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
27 January 2015
N/A
Consent and Moderation Requirements (CMR) reference
0033
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.
Primary Industry Training Organisation
Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
28185 version 1
Page 4 of 4
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.
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.
Comments on this unit standard
Please contact the Primary Industry Training Organisation standards@primaryito.ac.nz if
you wish to suggest changes to the content of this unit standard.
Primary Industry Training Organisation
Code 101558
 New Zealand Qualifications Authority 2016