MSMWJ307 — Operate a hydro excavation system
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What an assessment for MSMWJ307 must cover
59 assessable components: 6 elements (38 performance criteria), 1 performance evidence and 20 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.
Elements & performance criteria
1 Prepare for work
- 1.1Interpret and follow job requirements
- 1.2Obtain site Dial Before You Dig information
- 1.3Confirm site access and work control requirements
- 1.4Identify known site hazards and required hazard controls
- 1.5Select, check and load consumables, equipment and personal protective equipment (PPE) required for job
- 1.6Communicate with utility owner to identify specified pressure to protect the underground asset
- 1.7Complete pre-work documentation to job requirements
2 Use issued drawings
- 2.1Confirm all drawings and drawing versions and validate against job requirements
- 2.2Identify dimensions and check all equipment is appropriate for job
3 Complete on-site preparation
- 3.1Confirm job scope, location and requirements with job owner or contact person
- 3.2Communicate with site authorities and obtain correct work permits in accordance with site procedures
- 3.3Lead toolbox meeting or similar
- 3.4Read, interpret and follow job-related documentation
- 3.5Define work area and confirm required exclusion zones
- 3.6Confirm that required quantity and quality of water is available
- 3.7Confirm available waste disposal is adequate for all waste generated by job
- 3.8Recognise and control job and site-specific hazards
4 Set up hydro excavation job
- 4.1Prepare worksite to comply with job, safety and environmental requirements
- 4.2Set up and prepare hydro excavation equipment in accordance with equipment requirements and relevant standards
- 4.3Communicate with other work groups as appropriate to ensure safe and efficient operation
- 4.4Establish appropriate means of communication between operators and ensure correct positioning of personnel
- 4.5Ensure hazard controls and PPE are operational and adequate
- 4.6Test emergency shut-off and have equipment repaired prior to starting job if not functional
5 Undertake hydro excavation job
- 5.1Start up hydro excavation equipment for safe operation
- 5.2Set pressure in accordance with utility owner requirements
- 5.3Operate equipment to meet job specifications
- 5.4Monitor job, conditions and equipment and maintain agreed real-time visual and verbal communication
- 5.5Monitor hazards and activate emergency stop as required
- 5.6Recognise and diagnose problems and take appropriate action to resolve them
- 5.7Measure and record utility location and depth
6 Complete hydro excavation job
- 6.1Shut down hydro excavation equipment
- 6.2Backfill or make safe any excavations
- 6.3Report job completion and any issues or incidents in accordance with client/organisation requirements
- 6.4Disassemble equipment when safe to do so
- 6.5Clean job site and equipment and ensure appropriate disposal of all waste
- 6.6Complete routine equipment inspection and servicing and store in appropriate location
- 6.7Identify and action restock requirements for spares and consumables
- 6.8Complete documentation to job requirements
Performance evidence
- autonomously assemble and operate a hydro excavation system comprising both of the following at least once: • a vacuum system for the removal of debris AND • high pressure water jetting equipment that meets the requirements of a Class B system as defined by AS 4233.1 High pressure water jetting systems – Part 1: Safe operation and maintenance, including use of a pressure gun.
Knowledge evidence
- existence and purpose of AS 4233.1 High pressure water jetting systems – Part 1: Safe operation and maintenance and Safe Work Australia Guide for Managing Risks from High Pressure Water Jetting
- system controls required by AS 4233.1 High pressure water jetting systems – Part 1: Safe operation and maintenance and Safe Work Australia Guide for Managing Risks from High Pressure Water Jetting
- hazards and hazard controls specific to hydro excavation activities, including: • physical hazards • stored energy hazards • working environment hazards, including asbestos • environmental protection considerations for hydro excavation activities
- types of utilities and how these are identified, including but not limited to: • water • gas • power • fibre optics • waste water
- pre-operational checks and set-up for a hydro excavation system
- basic principles of how high pressure water jetting nozzles and water jets work
- system controls for a vacuum system
- basic principles of how the following components from the two systems work, including: • pump • motive power • hoses and nozzles • guns
- equipment variables, including: • hose type, size and restraints • nozzle type • pressure and flow required
- units of measurement used in drawings and their practical application for equipment selection
- graphics and symbols used on drawings
- communication systems used between operators, including hand signals
- operational parameters and limitations of equipment
- types and causes of known problems for hydro excavation and its components and corrective action appropriate to the problem cause
- importance of monitoring and controlling job conditions
- methods for monitoring job variables and the appropriate corrective actions
- types of situations that require: • activation of an emergency stop • stopping work until a situation is resolved
- procedures for: • raising the alarm (when, how, who to) • responding to injury
- routine cleaning and servicing requirements for hydro excavation equipment
- types of waste generated and procedures for safe disposal
Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.
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Questions about assessing MSMWJ307
What does an assessment tool for MSMWJ307 need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MSMWJ307 needs to address all 59 unit components: 6 elements with 38 performance criteria, 1 performance evidence requirements, 20 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.
How does Auditori generate an assessment tool for MSMWJ307?
Auditori pulls the current release of MSMWJ307 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.
Is the first assessment tool really free?
Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MSMWJ307 — with no card and no subscription required. After that it's pay-as-you-go per unit.
Can I check my existing MSMWJ307 assessment instead of generating a new one?
Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MSMWJ307, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.
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