NZQA registered unit standard
20443 version 2
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Title
Operate bitumen storage and heating equipment at an asphalt plant
Level
4
Credits
10
Purpose
People credited with this unit standard are able to: demonstrate
knowledge of bituminous materials, plant, equipment, and
safety measures for their storage, transfer, and use; identify,
assess, control, and monitor health and safety hazards and
adverse effects on the environment associated with operating
bitumen storage and heating equipment; prevent and deal with
water contamination or emulsion in bitumen tanks and
equipment; operate bitumen storage and heating plant and
equipment; and inspect and maintain bitumen storage and
heating plant and equipment.
Classification
Pavement Surfacing > Asphalt Surfacing
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 20450, Describe safe heating, blending, modification, and
transfer of bulk bituminous liquids, or demonstrate equivalent
knowledge and skills.
Explanatory notes
1
The following legislation and requirements apply to this unit standard, and must be
complied with:
Hazardous Substances and New Organisms Act 1996;
Health and Safety in Employment Act 1992;
Resource Management Act 1991 (RMA);
Health and Safety in Employment Regulations 1995;
Local authority requirements relating to the RMA;
The Safe Handling of Bituminous Materials Used in Roading – Code of Practice RNZ
9904:2006, Roading New Zealand, available for purchase at
http://www.roadingnz.org.nz;
The Bitumen Safety Handbook, Roading New Zealand, available for purchase at
http://www.roadingnz.org.nz;
Company procedures.
Any legislation or other requirements superseding any of the above will apply,
pending the review of this unit standard.
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NZQA registered unit standard
20443 version 2
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2
Personal protective equipment must be used throughout operations in accordance
with company procedures.
3
Assessment against this unit standard must be based on evidence from a workplace
context.
4
Definitions
Company procedures refers to all documented policies, procedures, and
methodologies of the candidate’s employer at the time of training including but not
limited to those relating to health, safety, environment, quality, and operations.
Operating manuals refers to the plant operating manual and manuals written for
specific components or items of plant and equipment that may be published by the
manufacturer or the company.
Storage and heating plant and equipment refers to plant and equipment such as
bitumen storage tanks; heating and pumping equipment; control and safety systems
and equipment; venting systems; load in and transfer facilities; ancillary equipment
such as walkways; drainage; spillage containment, and other environmental
protection systems.
SDS refers to Safety Data Sheets.
Outcomes and evidence requirements
Outcome 1
Demonstrate knowledge of bituminous materials, plant, equipment, and safety measures
for their storage, transfer, and use.
Evidence requirements
1.1
Bitumen and associated materials are identified and described in terms of
purpose, hazards, storage method, and placarding requirements.
Range
bitumen grades, additives.
1.2
Bitumen and materials used and manufactured on site are identified, located,
and described in accordance with safety data sheets.
1.3
Bitumen storage tanks are described in terms of components, layout, and
functions.
Range
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components include but are not limited to – baffle, internal
pipework, vents, heating systems and controls, blending
equipment, quantity measurement, stirrers, circulation valves, tank
labelling, maximum heating temperature;
layout – typical, horizontal tank, vertical tank.
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
1.4
Access into tanks is described in accordance with the Code of Practice RNZ
9904:2006 and legislation.
Range
1.5
confined space entry, hot work, working at height.
Storage, heating, and pumping plant, equipment, and components, and their
functions are described in accordance with the Code of Practice RNZ
9904:2006.
Range
1.6
20443 version 2
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tanks, control systems, safety systems, metering equipment;
heating – tank, pipeline, pump;
tank heating may include – flame tube, hot oil, electric element.
Requirements for handling and storing hoses and couplings are described in
accordance with The Bitumen Safety Handbook.
Range
includes but is not limited to – inspection for wear, inspection for
damage, currency of certification.
Outcome 2
Identify, assess, control, and monitor health and safety hazards and adverse effects on the
environment associated with operating bitumen storage and heating equipment.
Evidence requirements
2.1
Health hazards are identified, assessed, and controlled in accordance with
company procedures and legislation.
2.2
Safety hazards are identified, assessed, and controlled in accordance with
company procedures, legislation, and the Code of Practice RNZ 9904:2006.
2.3
Adverse effects on the environment are identified, assessed, and controlled in
accordance with company procedures and legislation.
2.4
Health and safety hazards are monitored in accordance with company
procedures and legislation.
2.5
Adverse effects on the environment are monitored in accordance with company
procedures and legislation.
Outcome 3
Prevent and deal with water contamination or emulsion in bitumen tanks and equipment.
Evidence requirements
3.1
Methods of preventing hot bitumen from becoming contaminated with water or
emulsion are described in accordance with the Code of Practice RNZ
9904:2006 and company procedures.
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20443 version 2
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3.2
Means of determining whether or not tanks and equipment have been
contaminated with water, or have previously contained emulsions are
demonstrated in accordance with the Code of Practice RNZ 9904:2006 and
company procedures.
3.3
Procedures for dealing with water contamination of bitumen tanks and
equipment are demonstrated in accordance with the Code of Practice RNZ
9904:2006 and company procedures.
3.4
Procedures for avoiding water contamination during the addition of additives to
hot bitumen are described in accordance with the Code of Practice RNZ
9904:2006 and company procedures.
Outcome 4
Operate bitumen storage and heating plant and equipment.
Evidence requirements
4.1
Hoses and couplings are checked for current certification and for wear, and are
replaced if necessary in accordance with company procedures.
4.2
Preparations are made to transfer bitumen from road tankers into storage tanks
in accordance with company procedures.
Range
includes but is not limited to – safety zone, signage, tank capacity
check, heating systems check, valves check, documentation.
4.3
Bitumen pipelines and pumping equipment are heated in accordance with
operating manuals and The Bitumen Safety Handbook.
4.4
Bitumen is transferred into storage from road tankers in accordance with
operating manuals and The Bitumen Safety Handbook.
4.5
Bitumen is heated in accordance with operating manuals and The Bitumen
Safety Handbook.
4.6
Bitumen pumping process is shut down in accordance with operating manuals.
4.7
Materials stored and used are documented in accordance with company
procedures.
Outcome 5
Inspect and maintain bitumen storage and heating plant and equipment.
Range
tanks, tank heating system, pipeline heating system, pumping equipment,
transfer equipment.
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NZQA registered unit standard
20443 version 2
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Evidence requirements
5.1
Plant and equipment are inspected for wear, leakage, deterioration, and proper
functioning and the results are recorded in accordance with operating manuals
and/or company procedures.
plant includes – control systems, safety systems, maintenance
schedules.
Range
5.2
Operator maintenance on bitumen vessels and pipe work is undertaken in
accordance with the Code of Practice RNZ 9904:2006, operating manuals,
and/or company procedures.
includes but is not limited to – clearing blockages in valves and
pipes, freeing pipes and equipment of flammable liquids and
vapours.
Range
5.3
Operator maintenance on control and safety systems is undertaken in
accordance with company procedures.
5.4
Operator maintenance is carried out in accordance with company procedures
and permit requirements.
5.5
Specialist maintenance requirements are reported in accordance with company
procedures.
5.6
Specialist maintenance operations are inspected in accordance with permit
requirements and company procedures.
Replacement information
This unit standard replaced unit standard 1501.
Planned review date
31 December 2016
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
27 October 2005
31 December 2013
Review
2
15 March 2012
N/A
Consent and Moderation Requirements (CMR) reference
0101
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
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NZQA registered unit standard
20443 version 2
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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.
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 Infrastructure ITO askus@infratrain.co.nz if you wish to suggest changes to
the content of this unit standard.
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