CPC20712 Certificate II in Drainage Core Industry


The CPC20712 Certificate II in Drainage is designed for those currently working in the plumbing, building and construction industry as unqualified drainers.  This course provides a pathway to obtain a tradespersons licence as a qualified drainer.

Core offers this course via an “assessment only” model, which means we only assess your existing skills and knowledge.  Applicants will need to demonstrate prior to enrolment that they already hold all of the required skills and knowledge relating to the course requirements by completing a self assessment.

Students will generally have been working for a minimum of two years in order to be able to validate your ability to undertake the range of drainage tasks required.

Over 77% of students who complete this course are employed or go onto further study.

From Myskills.gov.au – December 2017


The CPC20712 Certificate II in Drainage is comprised of 22 units of competency. 18 of these units are classified as Core units and are mandatory for every person seeking the qualification. The remaining 4 units are classified as electives and may be selected based on your predominant experience within the trade.

Total No. Of Units 22

No of Core Units 18

No of Elective Units 4


Unit Code Unit Title Core/Elective
CPCPCM2039A Carry out interactive workplace communication Core
CPCPCM2040A Read plans and calculate plumbing quantities Core
CPCPCM2041A Work effectively in the plumbing and services sector Core
CPCPCM2043A Carry out WHS requirements Core
CPCPCM2045A Handle and store plumbing materials Core
CPCPCM2046A Use plumbing hand and power tools Core
CPCPCM2047A Carry out levelling Core
CPCPCM2054A Carry out simple concreting and rendering Core
CPCPDR2021A Locate and clear blockages Core
CPCPDR2022A Install domestic treatment plants Core
CPCPDR2024A Install stormwater and sub-soil drainage systems Core
CPCPDR2025A Drain work site Core
CPCPDR2026A Install prefabricated inspection openings and enclosures Core
CPCPDR3021A Plan layout of a residential external sanitary drainage system Core
CPCPDR3022A Install below ground sanitary drainage systems Core
CPCPDR3023A Install on-site disposal systems Core
HLTFA211A Provide basic emergency life support Core
RIICCM210A Install trench support Core
CPCPCM2048A Cut and join sheet metal Elective
CPCPCM2049A Cut using oxy-LPG-acetylene equipment Elective
CPCPCM2050A Mark out materials Elective
CPCPCM2052A Weld using oxy-acetylene equipment Elective
CPCPCM2053A Weld using manual metal arc welding equipment Elective
CPCPCM3022A Weld polyethylene and polypropylene pipes using fusion method Elective
CPCPRF2023A Collect and store roof water Elective
CPCPWT3029A Install water pipe systems Elective
Course Fees

Fees for this course/assessment: $2,500.


We structure the course to fit in with our students busy work schedule and geographical location.  Our trainer will work with you to complete your portfolio of work as well as undertake a competency discussion with you (online or over the phone). You will also need to provide references from current and previous employers.

You will also be required to provide us with a copy of your white card (or equivalent) as well as completion of the unit HLTFA211A (or equivalent).

The RPL assessments are designed for those people currently working within the plumbing, building and construction industry as drainers and want to be assessed for the qualification based on their current experience and skill levels.

To attain recognition, you will need to present evidence that shows you can satisfy the requirements of the qualification.

Click to view and complete a SELF ASSESSMENT GUIDE.

You will be issued with an RPL Assessment Manual that will detail how the assessment will take place. In brief, the assessment will consist of workplace visits and observations and participating in conversations with your assessor where you will discuss your knowledge of the different aspects of the trade.


On completion, you will be eligible to receive the qualification CPC20712 Certificate II in Drainage

Educational pathways from this qualification include:

CPC32413 Certificate III in Plumbing