The important thing to remember when gathering evidence is that the more evidence the better - that is, the more evidence you gather to demonstrate your skills, the more confident an assessor can be that you have learned the skills not just at one point in time, but are continuing to apply and develop those skills (as opposed to just learning for the test!). Furthermore, one piece of evidence that you collect will not usualy demonstrate all the required criteria for a unit of competency, whereas multiple overlapping pieces of evidence will usually do the trick!
From the Wiki University
What evidence can you provide to prove your understanding of each of the following citeria?
Confirm groundwater data requirements with supervisor
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Confirm the scope and purpose of sampling and monitoring data requirements Completed |
Evidence:
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Read and interpret available site information, including site plan, bore locations, construction and history of sampling and monitoring |
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Completed |
Evidence:
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Confirm the sampling methods, locations, numbers and types of samples, and duration and frequency of sampling from workplace or client’s sampling plan |
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Completed |
Evidence:
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Check that all sampling and testing procedures are in accordance with client or workplace requirements, standards and guidelines |
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Completed |
Evidence:
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Prepare for groundwater sampling and monitoring
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Identify site and sampling hazards and review workplace safety procedures Completed |
Evidence:
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Liaise with relevant personnel to arrange site access and obtain all clearances and permits |
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Completed |
Evidence:
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Read and interpret field sampling procedures and sample preparation methods required for specific laboratory analyses |
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Completed |
Evidence:
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Select purging and sampling equipment and sampling conditions to achieve representative samples and preserve sample integrity during collection, storage and transit |
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Completed |
Evidence:
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Obtain and prepare all reagents, solutions, standards and blanks for field use |
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Completed |
Evidence:
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Select field test equipment and instruments and check operation and calibration in accordance with methods, procedures and manufacturer instructions |
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Completed |
Evidence:
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Assemble and stow all sampling equipment, field test equipment, materials, containers and safety equipment |
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Completed |
Evidence:
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Arrange suitable transport to, from and around site |
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Completed |
Evidence:
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Establish a well or bore for monitoring purposes
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Confirm location of well or bore and groundwater monitoring requirements using site sampling and monitoring plan Completed |
Evidence:
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Examine the well or bore area to identify possible hazards |
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Completed |
Evidence:
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Check proposed drilling and construction method will not cause contamination and that casing, drilling fluids and any other materials used in the bore are free of contaminants |
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Completed |
Evidence:
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Check powered and non-powered tools and sampling equipment are cleaned thoroughly before drilling commences |
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Completed |
Evidence:
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Check protective casings and screens are kept in their protective coverings prior to installation |
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Completed |
Evidence:
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Monitor process to accurately log samples and prevent their contamination |
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Completed |
Evidence:
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Conduct representative sampling of groundwater
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Locate sampling locations and services at the site and identify possible hazards Completed |
Evidence:
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Conduct sufficient measurements to accurately determine water level and bore depth |
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Completed |
Evidence:
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Record bore and environmental conditions and any atypical observations made during sampling that may impact on sample representativeness or integrity |
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Completed |
Evidence:
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Conduct purging in accordance with defined procedure or method, collect the waste and decontaminate the equipment used |
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Completed |
Evidence:
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Collect required representative samples and ensure all controls, blanks and replicate samples are correctly integrated into the sampling process |
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Completed |
Evidence:
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Record all information and label samples in accordance with chain of custody and traceability requirements |
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Completed |
Evidence:
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Filter and prepare samples to preserve their integrity for subsequent analysis |
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Completed |
Evidence:
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Secure and transport all samples back to base in accordance with workplace procedures and guidelines |
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Completed |
Evidence:
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Conduct field testing of groundwater
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Assemble required monitoring instruments, equipment, and reagents and conduct pre-use checks in accordance with manufacturer instructions Completed |
Evidence:
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Retrieve samples for designated field tests or locate established locations for in-situ testing |
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Completed |
Evidence:
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Set up, calibrate and operate equipment and instruments in accordance with test methods, procedures and manufacturer instructions |
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Completed |
Evidence:
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Take sufficient measurements of groundwater field parameters to obtain reliable data and in accordance with specified methods and procedures |
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Completed |
Evidence:
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Record all field observations and data and transfer accurately to workplace information database |
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Completed |
Evidence:
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Process and interpret groundwater data
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Read and interpret test data noting atypical observations Completed |
Evidence:
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Check calculated values are consistent with expectations |
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Completed |
Evidence:
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Estimate and document uncertainty of measurements in accordance with workplace procedures |
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Completed |
Evidence:
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Record and report processed results in accordance with workplace procedures |
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Completed |
Evidence:
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Interpret trends in data and results and report out-of-specification or atypical results promptly to relevant personnel |
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Completed |
Evidence:
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Determine if obvious procedure or equipment problems have led to atypical data or results |
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Completed |
Evidence:
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Compare results with established groundwater quality standards, statutory environmental quality concentration limits |
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Completed |
Evidence:
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Finalise reporting of results in accordance with workplace requirements |
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Completed |
Evidence:
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Maintain a safe work environment
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Use defined safe work practices and personal protective equipment (PPE) to ensure personal safety and that of others Completed |
Evidence:
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Rehabilitate sampling site to render it safe and to minimise environmental impact |
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Completed |
Evidence:
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Clean and decontaminate all equipment, containers, work area and vehicles according to workplace procedures |
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Completed |
Evidence:
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Check serviceability of all equipment before storage |
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Completed |
Evidence:
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Minimise the generation of wastes and environment impacts |
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Completed |
Evidence:
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Liaise with relevant personnel for the safe collection of all hazardous wastes for appropriate disposal |
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Completed |
Evidence:
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