Assessor Resource

AHCIRG205A
Maintain gravity-fed irrigation systems

Assessment tool

Version 1.0
Issue Date: April 2024


This unit applies to working with limited supervision, within enterprise guidelines.

This unit covers the process of maintaining gravity fed irrigation systems under routine supervision and defines the standard required to: check for problems and return the system to smooth running; build or repair banks; control weeds and silt build-up; carry out maintenance activities.

You may want to include more information here about the target group and the purpose of the assessments (eg formative, summative, recognition)

Employability Skills

This unit contains employability skills.



Evidence Required

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.

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package.

Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit

The evidence required to demonstrate competency in this unit must be relevant to workplace operations and satisfy holistically all of the requirements of the performance criteria and required skills and knowledge and include achievement of the following:

check for problems and return the system to smooth running

build or repair banks

control weeds and silt build-up

carry out maintenance activities.

Context of and specific resources for assessment

Competency requires the application of work practices under work conditions. Selection and use of resources for some worksites may differ due to the regional or enterprise circumstances.

Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assingnment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)

Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

Required skills

identify hazards and adopt safe work practices

read and follow operational procedures for gravity fed irrigation system maintenance

identify adverse environmental impacts of gravity fed irrigation system and take appropriate remedial action

read instructions and safely use chemicals for weed control

use mechanical equipment to build/repair banks and for weed removal

record and report maintenance observations and activities

follow OHS procedures relating to gravity fed irrigation maintenance

use literacy skills to follow sequenced written instructions and record information accurately and legibly

use oral communication skills/language competence to fulfil the job role as specified by the organisation including questioning, active listening, asking for clarification and seeking advice from supervisor

use numeracy skills to estimate, calculate and record routine workplace measures

use interpersonal skills to relate to people from a range of social, cultural and ethnic backgrounds and with a range of physical and mental abilities.

Required knowledge

OHS and environmental legislative and enterprise procedures relating to gravity fed irrigation maintenance

types of channels, furrows, borders, fittings and outlets

system cleaning procedures

damage and problems that can occur with gravity-fed irrigation systems

weed types encountered in gravity fed irrigation systems and their control

environmentally safe disposal procedures for chemical containers and residues, oils/grease and used parts.

The range statement relates to the unit of competency as a whole.

Gravity-fed irrigation systems may include:

border check systems

contour irrigation

furrow irrigation

hillside flooding

basin irrigation.

Border check systems may include:

permanent or temporary earth

plastic or concrete devices for insertion in a drain for reticulating water

contour banks used to collect and distribute water along the perimeter of an irrigation plot

contour banks within a plot to collect/distribute water

larger scale systems to stop water exiting one area to another

Gravity fed systems may include:

manual operation and monitoring to fully automated with computer control and monitoring.

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
Equipment is prepared pre-season for effective operation in accordance with design specifications and enterprise standards. 
System is closed and made resistant to damage post-season in accordance with design specifications and enterprise standards. 
Equipment is stored post-season according to enterprise standards. 
All maintenance activities are carried out according to the maintenance program, Occupational Health and Safety (OHS) requirements and the manufacturer's specifications. 
Mechanical equipment is serviced in accordance with the operator's manual or as directed. 
Supply and distribution system is flushed and cleaned as directed. 
System inlets, outlets, structures and fittings are maintained as directed. 
System is checked for smooth running and is free of damage, leaks and blockages in channels, drains and outlets, as necessary, in accordance with design specifications and enterprise procedures. 
Silt is cleared from channels, drains, sumps and crossings with no disruption to gradients and levels, as necessary. 
Adverse environmental impacts of the irrigation system are identified and reported. 
Appropriate materials are used for backfilling and building/repairing banks in accordance with enterprise standards. 
Weeds are removed/controlled in accordance with enterprise standards, OHS and environmental requirements. 
Crops and plants are protected from damage in accordance with enterprise standards. 
Water flow from outlets is checked, as necessary, to verify freedom from blockage. 
All damage and blockage caused by pests and vermin are recorded by damage type, location and the section of the system affected. 
Damage or faulty pumps, valves, electrical components and computer systems are recorded and reported, and action taken to effect repairs. 
All routine maintenance activities are recorded and reported in accordance with enterprise standards. 

Forms

Assessment Cover Sheet

AHCIRG205A - Maintain gravity-fed irrigation systems
Assessment task 1: [title]

Student name:

Student ID:

I declare that the assessment tasks submitted for this unit are my own work.

Student signature:

Result: Competent Not yet competent

Feedback to student

 

 

 

 

 

 

 

 

Assessor name:

Signature:

Date:

Assessment Record Sheet

AHCIRG205A - Maintain gravity-fed irrigation systems

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: