List the assessment methods to be used and the context and resources required for assessment. Copy and paste the relevant sections from the evidence guide below and then re-write these in plain English.
Elements describe the essential outcomes. | Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold italicised text is used, further information is detailed in the range of conditions. |
1. | Prepare for precision survey. | 1.1. | Project specifications, precision survey objectives, and accuracy requirements are identified in consultation with appropriate persons. |
| 1.2. | Risks are identified and controlled, and contingencies managed according to organisational requirements. |
| 1.3. | Specialised equipment and attachments for precise levelling and setting out are determined and selected according to project specifications. |
| 1.4. | Precise levelling run is carried out and results are calculated and recorded according to organisational requirements. |
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2. | Apply techniques for precise setting out. | 2.1. | Applications of specialised surveying techniques used for precise setting out are determined according to project specifications. |
| 2.2. | Remote measuring systems to be used for industrial measurements are determined according to project specifications. |
| 2.3. | Set-out and observations are conducted according to project specifications, using instruments and attachments suitable for precise setting out. |
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3. | Detect structural deflection and deformation. | 3.1. | Survey methods used to check horizontal movement of engineering structures and instruments used to monitor verticality of tall structures are determined. |
| 3.2. | Survey methods used to check vertical movement due to settlement of engineering structures caused by tunnelling and mining are determined. |
| 3.3. | Precision survey of an accuracy that will detect and monitor deformation or deflection of engineering structure is carried out according to project specifications. |
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4. | Finalise precision survey. | 4.1. | Precision survey is finalised and checked according to project specifications and organisational requirements. |
| 4.2. | Appropriate persons are notified of survey results according to organisational requirements. |
| 4.3. | Survey documentation is completed and data archived according to organisational requirements. |
A person demonstrating competency in this unit must satisfy the requirements of the elements, performance criteria, foundation skills and range of conditions of this unit. The person must also conduct two different precision surveys.
While conducting the above precision surveys, the person must:
analyse standards, specifications and information in plans and drawings to determine surveying and precision requirements
apply precision surveying techniques, measurements and error analysis to achieve specified accuracies and precision tolerances
carry out precise levelling run, using two of the following pieces of specialised equipment and attachments:
global navigation satellite system (GNSS)
gyro-theodolite
optical and digital level
optical reading instruments
total station (reflectorless)
total station (theodolite function)
carry out precise setting out using one of the following instruments and attachments:
auto collimation and laser eyepieces
total stations
zenith and nadir auto plumb instruments
carry out precise setting out using one of the following remote measuring systems:
precise intersection techniques
robotic instruments
terrestrial photogrammetry
use industry-accepted survey methods to detect and monitor deflection and deformation of structures
communicate clearly with others to clarify and report project information
comply with organisational and legal requirements for:
completing records and documentation
recording, storing and filing data
using, checking and storing surveying equipment
working safely and using personal protective equipment (PPE)
plan and implement risk management and contingency strategies.
A person demonstrating competency in this unit must demonstrate knowledge of:
accuracy standards and field procedures for high-precision horizontal and vertical control surveys
basic application of electromagnetic measuring principles and techniques
common terms used in precision surveying calculations
data reduction techniques
basic concepts of algebra, geometry and trigonometry
industry-accepted methods for error analysis
legislative, statutory and industry requirements and standards relating to work tasks
methods for computing three-dimensional (3-D) coordinates and coordinate changes by intersection
organisational policies and procedures relating to:
health and safety relating to survey activities
reporting and documentation
using specialised surveying equipment, attachments and instruments
standard plan design and presentation conventions
surveying methods used to detect horizontal and vertical movement of structures.
The following must be present and available to learners during assessment activities:
equipment:
PPE
specialised surveying equipment, attachments and instruments selected from those listed in the performance evidence
remote measuring system selected from those listed in the performance evidence
specifications:
survey specifications, including relevant plans and drawings
organisational policies, procedures and documentation relating to work health and safety
relationships with team members and supervisor:
working in a team.
Timeframe:
as specified by project requirements.
Assessor requirements
As a minimum, assessors must satisfy the assessor requirements in the Standards for Registered Training Organisations (RTOs) current at the time of assessment.