Install and repair water services

Formats and tools

Unit Description
Reconstruct the unit from the xml and display it as an HTML page.
Assessment Tool
an assessor resource that builds a framework for writing an assessment tool
Assessment Template
generate a spreadsheet for marking this unit in a classroom environment. Put student names in the top row and check them off as they demonstrate competenece for each of the unit's elements and performance criteria.
Assessment Matrix
a slightly different format than the assessment template. A spreadsheet with unit names, elements and performance criteria in separate columns. Put assessment names in column headings to track which performance criteria each one covers. Good for ensuring that you've covered every one of the performance criteria with your assessment instrument (all assessement tools together).
Wiki Markup
mark up the unit in a wiki markup codes, ready to copy and paste into a wiki page. The output will work in most wikis but is designed to work particularly well as a Wikiversity learning project.
Evidence Guide
create an evidence guide for workplace assessment and RPL applicants
Competency Mapping Template
Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners. A template for developing assessments for a unit, which will help you to create valid, fair and reliable assessments for the unit, ready to give to trainers and students
Observation Checklist
create an observation checklist for workplace assessment and RPL applicants. This is similar to the evidence guide above, but a little shorter and friendlier on your printer. You will also need to create a seperate Assessor Marking Guide for guidelines on gathering evidence and a list of key points for each activity observed using the unit's range statement, required skills and evidence required (see the unit's html page for details)

Self Assessment Survey
A form for students to assess thier current skill levels against each of the unit's performance criteria. Cut and paste into a web document or print and distribute in hard copy.
Moodle Outcomes
Create a csv file of the unit's performance criteria to import into a moodle course as outcomes, ready to associate with each of your assignments. Here's a quick 'how to' for importing these into moodle 2.x
Registered Training Organisations
Trying to find someone to train or assess you? This link lists all the RTOs that are currently registered to deliver NWP253B, 'Install and repair water services'.
Google Links
links to google searches, with filtering in place to maximise the usefulness of the returned results
Reference books for 'Install and repair water services' on This online store has a huge range of books, pretty reasonable prices, free delivery in Australia *and* they give a small commission to for every purchase, so go nuts :)

Elements and Performance Criteria



1Plan and prepare for service installation.

1.1 Determine work requirements for installation of services from plans, specifications and organisational procedures.

1.2 Determine materials and configuration from plans, specifications and organisational procedures.

1.3 Determine location of other utilities and services according to legislative and organisational requirements.

1.4 Identify and apply system operation requirements.

1.5 Select, fit and use equipment, including personal protective equipment.

1.6 Determine location, size and number of tappings from plans, specifications and organisational procedures.

2Drill and tap main pipe.

2.1 Set up and operate tapping machine according to manufacturer specifications and organisational procedures.

2.2 Install main tap according to specifications and organisational requirements.

2.3 Recognise and correct faults or malfunctions in drilling and tapping.

2.4 Apply corrosion protection measures where required.

3Install conduits under roads and pathways.

3.1 Coordinate installation of conduits with road and path construction.

3.2 Install conduits according to specifications, drawings and organisational requirements.

4Install pipes and fittings.

4.1 Measure pipes and cut to length within acceptable tolerance for length and squareness.

4.2 Prepare pipe ends and make joints according to manufacturer specifications.

4.3 Set out configuration of pipes and fittings according to plans, specifications and organisational requirements, with allowance for thermal movement if required.

4.4 Recognise and correct joining faults or malfunctions.

4.5 Select bedding and backfill material and place according to manufacturer specifications and organisational requirements.

5Maintain water system hygiene.

5.1 Store service pipes and fittings clear of potential pollutants or damaging substances and remove debris or filling from pipes before installation.

5.2 Flush service pipe work before final commissioning.

5.3 Plug pipe openings during work breaks.

6Locate and repair leaks.

6.1 Determine locations of leaks and isolate and dewater.

6.2 Identify and apply electrical safety procedures.

6.3 Identify and apply appropriate repair techniques to maintain integrity of service.

7Test water service.

7.1 Apply test or operational pressures to service and all joints.

7.2 Check pipes, connections and fittings are operable without leakage under test or operational conditions.

8Finalise work.

8.1 Check, maintain and store equipment, tools and materials according to manufacturer guidelines and organisational procedures.

8.2 Restore work site to meet environmental and organisational requirements.

8.3 Complete workplace records and process as required.

Qualifications and Skillsets

NWP253B appears in the following qualifications:

  • NWP20107 - Certificate II in Water Operations
  • UEE21310 - Certificate II in Remote Area Essential Service
  • UEE21311 - Certificate II in Remote Area Essential Service